<?xml version="1.0" encoding="us-ascii"?>
<!--XBRL document created by RR Donnelley Tagger version 10.0.0.199; Copyright (C) RR Donnelley-->
<!--Based on XBRL 2.1-->
<link:linkbase xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.xbrl.org/2003/linkbase" xmlns:link="http://www.xbrl.org/2003/linkbase" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef xlink:type="simple" xlink:href="aeti-20120930.xsd#SegmentInformationDetails" roleURI="http://aeti.com/role/SegmentInformationDetails" />
  <link:roleRef xlink:type="simple" xlink:href="aeti-20120930.xsd#AdvancesToAndInvestmentsInJointVenturesDetails" roleURI="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetails" />
  <link:roleRef xlink:type="simple" xlink:href="aeti-20120930.xsd#InvestmentsInForeignJointVenturesDetails1" roleURI="http://aeti.com/role/InvestmentsInForeignJointVenturesDetails1" />
  <link:roleRef xlink:type="simple" xlink:href="aeti-20120930.xsd#AdvancesToAndInvestmentsInJointVenturesDetailsTextual" roleURI="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetailsTextual" />
  <link:roleRef xlink:type="simple" xlink:href="aeti-20120930.xsd#NotesPayableDetails" roleURI="http://aeti.com/role/NotesPayableDetails" />
  <link:roleRef xlink:type="simple" xlink:href="aeti-20120930.xsd#MandatorilyRedeemableConvertiblePreferredStockDetails" roleURI="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetails" />
  <link:roleRef xlink:type="simple" xlink:href="aeti-20120930.xsd#MandatorilyRedeemableConvertiblePreferredStockDetailsTextual" roleURI="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetailsTextual" />
  <link:roleRef xlink:type="simple" xlink:href="aeti-20120930.xsd#AssetAcquisitionDetails" roleURI="http://aeti.com/role/AssetAcquisitionDetails" />
  <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" />
  <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" />
  <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" />
  <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" />
  <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" arcroleURI="http://xbrl.org/int/dim/arcrole/all" />
  <!-- Hypercube Definition (Line Items to Hypercube)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/SegmentInformationDetails" xlink:title="0604 - Disclosure - Segment Information (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="us-gaap_StatementBusinessSegmentsAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:to="us-gaap_StatementBusinessSegmentsAxis" order="1" />
  </link:definitionLink>
  <!-- Domain Members -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/SegmentInformationDetails" xlink:title="0604 - Disclosure - Segment Information (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="us-gaap_StatementBusinessSegmentsAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentDomain" xlink:label="us-gaap_SegmentDomain" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_TechnicalProductsAndServicesMember" xlink:label="aeti_TechnicalProductsAndServicesMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_ElectricalAndInstrumentationConstructionMember" xlink:label="aeti_ElectricalAndInstrumentationConstructionMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_AmericanAccessTechnologiesMember" xlink:label="aeti_AmericanAccessTechnologiesMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_UnallocatedMember" xlink:label="aeti_UnallocatedMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_EquityIncomeFromBombayMember" xlink:label="aeti_EquityIncomeFromBombayMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_EquityIncomeLossFromMiefeMember" xlink:label="aeti_EquityIncomeLossFromMiefeMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_EquityIncomeLossFromAagMember" xlink:label="aeti_EquityIncomeLossFromAagMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_ForeignOperationsExpensesMember" xlink:label="aeti_ForeignOperationsExpensesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="us-gaap_StatementBusinessSegmentsAxis" xlink:to="us-gaap_SegmentDomain" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentDomain" xlink:to="aeti_TechnicalProductsAndServicesMember" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentDomain" xlink:to="aeti_ElectricalAndInstrumentationConstructionMember" order="2" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentDomain" xlink:to="aeti_AmericanAccessTechnologiesMember" order="3" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentDomain" xlink:to="aeti_UnallocatedMember" order="4" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentDomain" xlink:to="aeti_EquityIncomeFromBombayMember" order="5" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentDomain" xlink:to="aeti_EquityIncomeLossFromMiefeMember" order="6" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentDomain" xlink:to="aeti_EquityIncomeLossFromAagMember" order="7" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentDomain" xlink:to="aeti_ForeignOperationsExpensesMember" order="8" />
  </link:definitionLink>
  <!-- Hypercube Definition (All)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/SegmentInformationDetails" xlink:title="0604 - Disclosure - Segment Information (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="us-gaap_SegmentReportingInformationLineItems" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="us-gaap_SegmentReportingInformationLineItems" xlink:to="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" order="2" xbrldt:closed="true" xbrldt:contextElement="segment" />
  </link:definitionLink>
  <!-- Inheritance for Line Items:  us-gaap:SegmentReportingInformationLineItems-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/SegmentInformationDetails" xlink:title="0604 - Disclosure - Segment Information (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="us-gaap_SegmentReportingInformationLineItems" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingDisclosureOfEntitysReportableSegmentsAbstract" xlink:label="us-gaap_SegmentReportingDisclosureOfEntitysReportableSegmentsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SalesRevenueNet" xlink:label="us-gaap_SalesRevenueNet" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GrossProfit" xlink:label="us-gaap_GrossProfit" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_NetEquityIncomeFromForeignJointVentures" xlink:label="aeti_NetEquityIncomeFromForeignJointVentures" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_IncomeLossFromDomesticOperationsAndNetEquityIncomeFromForeignJointVentures" xlink:label="aeti_IncomeLossFromDomesticOperationsAndNetEquityIncomeFromForeignJointVentures" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_SegmentInformationTextualAbstract" xlink:label="aeti_SegmentInformationTextualAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NumberOfReportableSegments" xlink:label="us-gaap_NumberOfReportableSegments" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentReportingInformationLineItems" xlink:to="us-gaap_SalesRevenueNet" order="2" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentReportingInformationLineItems" xlink:to="us-gaap_GrossProfit" order="3" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentReportingInformationLineItems" xlink:to="us-gaap_OperatingIncomeLoss" order="4" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentReportingInformationLineItems" xlink:to="aeti_NetEquityIncomeFromForeignJointVentures" order="5" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentReportingInformationLineItems" xlink:to="aeti_IncomeLossFromDomesticOperationsAndNetEquityIncomeFromForeignJointVentures" order="6" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_SegmentReportingInformationLineItems" xlink:to="us-gaap_NumberOfReportableSegments" order="8" />
  </link:definitionLink>
  <!-- Dimension Defaults -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/SegmentInformationDetails" xlink:title="0604 - Disclosure - Segment Information (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="us-gaap_StatementBusinessSegmentsAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentDomain" xlink:label="us-gaap_SegmentDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="us-gaap_StatementBusinessSegmentsAxis" xlink:to="us-gaap_SegmentDomain" order="1" />
  </link:definitionLink>
  <!-- Hypercube Definition (Line Items to Hypercube)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetails" xlink:title="0605 - Disclosure - Investments in Foreign Joint Ventures (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:to="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" order="1" />
  </link:definitionLink>
  <!-- Domain Members -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetails" xlink:title="0605 - Disclosure - Investments in Foreign Joint Ventures (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="us-gaap_EquityMethodInvesteeNameDomain" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_BomayMember" xlink:label="aeti_BomayMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_MiefeMember" xlink:label="aeti_MiefeMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_AagMember" xlink:label="aeti_AagMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="us-gaap_EquityMethodInvesteeNameDomain" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_BomayMember" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_MiefeMember" order="2" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_AagMember" order="3" />
  </link:definitionLink>
  <!-- Hypercube Definition (All)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetails" xlink:title="0605 - Disclosure - Investments in Foreign Joint Ventures (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_ScheduleOfEquityMethodInvestmentsTable" order="2" xbrldt:closed="true" xbrldt:contextElement="segment" />
  </link:definitionLink>
  <!-- Inheritance for Line Items:  us-gaap:ScheduleOfEquityMethodInvestmentsLineItems-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetails" xlink:title="0605 - Disclosure - Investments in Foreign Joint Ventures (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAbstract" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="us-gaap_AssetsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssets" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssets" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Liabilities" xlink:label="us-gaap_Liabilities" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationEquityOrCapital" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationEquityOrCapital" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets" order="3" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets" order="4" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssets" order="5" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_Liabilities" order="7" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationEquityOrCapital" order="8" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity" order="9" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue" order="10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss" order="11" />
  </link:definitionLink>
  <!-- Dimension Defaults -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetails" xlink:title="0605 - Disclosure - Investments in Foreign Joint Ventures (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="us-gaap_EquityMethodInvesteeNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="us-gaap_EquityMethodInvesteeNameDomain" order="1" />
  </link:definitionLink>
  <!-- Hypercube Definition (Line Items to Hypercube)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/InvestmentsInForeignJointVenturesDetails1" xlink:title="06051 - Disclosure - Investments in Foreign Joint Ventures (Details 1)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:to="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" order="1" />
  </link:definitionLink>
  <!-- Domain Members -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/InvestmentsInForeignJointVenturesDetails1" xlink:title="06051 - Disclosure - Investments in Foreign Joint Ventures (Details 1)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="us-gaap_EquityMethodInvesteeNameDomain" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_BomayMember" xlink:label="aeti_BomayMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_MiefeMember" xlink:label="aeti_MiefeMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_AagMember" xlink:label="aeti_AagMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="us-gaap_EquityMethodInvesteeNameDomain" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_BomayMember" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_MiefeMember" order="2" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_AagMember" order="3" />
  </link:definitionLink>
  <!-- Hypercube Definition (All)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/InvestmentsInForeignJointVenturesDetails1" xlink:title="06051 - Disclosure - Investments in Foreign Joint Ventures (Details 1)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_ScheduleOfEquityMethodInvestmentsTable" order="2" xbrldt:closed="true" xbrldt:contextElement="segment" />
  </link:definitionLink>
  <!-- Inheritance for Line Items:  us-gaap:ScheduleOfEquityMethodInvestmentsLineItems-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/InvestmentsInForeignJointVenturesDetails1" xlink:title="06051 - Disclosure - Investments in Foreign Joint Ventures (Details 1)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestmentFinancialStatementReportedAmountsAbstract" xlink:label="us-gaap_EquityMethodInvestmentFinancialStatementReportedAmountsAbstract" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_InvestmentInJointVenturesAbstract" xlink:label="aeti_InvestmentInJointVenturesAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestmentAggregateCost" xlink:label="us-gaap_EquityMethodInvestmentAggregateCost" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions" xlink:label="us-gaap_EquityMethodInvestmentDividendsOrDistributions" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_ChangeInEquityMethodInvestmentForeignCurrencyTranslation" xlink:label="aeti_ChangeInEquityMethodInvestmentForeignCurrencyTranslation" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures" xlink:label="us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_ComponentOfInvestmentInJointVenturesAbstract" xlink:label="aeti_ComponentOfInvestmentInJointVenturesAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvestments" xlink:label="us-gaap_EquityMethodInvestments" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_EquityMethodInvestmentsUndistributedEarnings" xlink:label="aeti_EquityMethodInvestmentsUndistributedEarnings" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_InvestmentInForeignCurrencyTranslation" xlink:label="aeti_InvestmentInForeignCurrencyTranslation" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_EquityMethodInvestmentAggregateCost" order="3" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_IncomeLossFromEquityMethodInvestments" order="4" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_EquityMethodInvestmentDividendsOrDistributions" order="5" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="aeti_ChangeInEquityMethodInvestmentForeignCurrencyTranslation" order="6" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures" order="7" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_EquityMethodInvestments" order="9" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="aeti_EquityMethodInvestmentsUndistributedEarnings" order="10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="aeti_InvestmentInForeignCurrencyTranslation" order="11" />
  </link:definitionLink>
  <!-- Dimension Defaults -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/InvestmentsInForeignJointVenturesDetails1" xlink:title="06051 - Disclosure - Investments in Foreign Joint Ventures (Details 1)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="us-gaap_EquityMethodInvesteeNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="us-gaap_EquityMethodInvesteeNameDomain" order="1" />
  </link:definitionLink>
  <!-- Hypercube Definition (Line Items to Hypercube)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetailsTextual" xlink:title="06052 - Disclosure - Investments in Foreign Joint Ventures (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:to="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" order="1" />
  </link:definitionLink>
  <!-- Domain Members -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetailsTextual" xlink:title="06052 - Disclosure - Investments in Foreign Joint Ventures (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="us-gaap_EquityMethodInvesteeNameDomain" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_BomayMember" xlink:label="aeti_BomayMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_BaojiOilfieldMachineryMember" xlink:label="aeti_BaojiOilfieldMachineryMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_AaEnergiesMember" xlink:label="aeti_AaEnergiesMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_MiefeMember" xlink:label="aeti_MiefeMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_MiefeGeneralManagerMember" xlink:label="aeti_MiefeGeneralManagerMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_OakwellEngineeringMember" xlink:label="aeti_OakwellEngineeringMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_AagMember" xlink:label="aeti_AagMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_LtdaMember" xlink:label="aeti_LtdaMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="us-gaap_EquityMethodInvesteeNameDomain" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_BomayMember" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_BaojiOilfieldMachineryMember" order="2" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_AaEnergiesMember" order="3" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_MiefeMember" order="4" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_MiefeGeneralManagerMember" order="5" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_OakwellEngineeringMember" order="6" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_AagMember" order="7" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_EquityMethodInvesteeNameDomain" xlink:to="aeti_LtdaMember" order="8" />
  </link:definitionLink>
  <!-- Hypercube Definition (All)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetailsTextual" xlink:title="06052 - Disclosure - Investments in Foreign Joint Ventures (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_ScheduleOfEquityMethodInvestmentsTable" order="2" xbrldt:closed="true" xbrldt:contextElement="segment" />
  </link:definitionLink>
  <!-- Inheritance for Line Items:  us-gaap:ScheduleOfEquityMethodInvestmentsLineItems-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetailsTextual" xlink:title="06052 - Disclosure - Investments in Foreign Joint Ventures (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_InvestmentsInForeignJointVenturesTextualAbstract" xlink:label="aeti_InvestmentsInForeignJointVenturesTextualAbstract" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_InterestInJointVentureForeign" xlink:label="aeti_InterestInJointVentureForeign" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_InterestInJointVenture" xlink:label="aeti_InterestInJointVenture" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_AccumulatedStatutoryReservesInEquityMethodInvestments" xlink:label="aeti_AccumulatedStatutoryReservesInEquityMethodInvestments" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="aeti_InterestInJointVentureForeign" order="2" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="aeti_InterestInJointVenture" order="3" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="aeti_AccumulatedStatutoryReservesInEquityMethodInvestments" order="4" />
  </link:definitionLink>
  <!-- Dimension Defaults -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AdvancesToAndInvestmentsInJointVenturesDetailsTextual" xlink:title="06052 - Disclosure - Investments in Foreign Joint Ventures (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="us-gaap_EquityMethodInvesteeNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="us-gaap_EquityMethodInvesteeNameDomain" order="1" />
  </link:definitionLink>
  <!-- Hypercube Definition (Line Items to Hypercube)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/NotesPayableDetails" xlink:title="0606 - Disclosure - Notes Payable (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityTable" xlink:label="us-gaap_LineOfCreditFacilityTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="us-gaap_CreditFacilityAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="us-gaap_LineOfCreditFacilityTable" xlink:to="us-gaap_CreditFacilityAxis" order="1" />
  </link:definitionLink>
  <!-- Domain Members -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/NotesPayableDetails" xlink:title="0606 - Disclosure - Notes Payable (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="us-gaap_CreditFacilityAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="us-gaap_CreditFacilityDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConvertiblePreferredStockMember" xlink:label="us-gaap_ConvertiblePreferredStockMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="us-gaap_RevolvingCreditFacilityMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="us-gaap_CreditFacilityAxis" xlink:to="us-gaap_CreditFacilityDomain" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_CreditFacilityDomain" xlink:to="us-gaap_ConvertiblePreferredStockMember" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_CreditFacilityDomain" xlink:to="us-gaap_RevolvingCreditFacilityMember" order="2" />
  </link:definitionLink>
  <!-- Hypercube Definition (All)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/NotesPayableDetails" xlink:title="0606 - Disclosure - Notes Payable (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityTable" xlink:label="us-gaap_LineOfCreditFacilityTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="us-gaap_LineOfCreditFacilityLineItems" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="us-gaap_LineOfCreditFacilityLineItems" xlink:to="us-gaap_LineOfCreditFacilityTable" order="2" xbrldt:closed="true" xbrldt:contextElement="segment" />
  </link:definitionLink>
  <!-- Inheritance for Line Items:  us-gaap:LineOfCreditFacilityLineItems-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/NotesPayableDetails" xlink:title="0606 - Disclosure - Notes Payable (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="us-gaap_LineOfCreditFacilityLineItems" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_NotesPayableTextualAbstract" xlink:label="aeti_NotesPayableTextualAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="us-gaap_PreferredStockValue" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_LineOfCreditFacilityLineItems" xlink:to="us-gaap_PreferredStockValue" order="2" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_LineOfCreditFacilityLineItems" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentage" order="3" />
  </link:definitionLink>
  <!-- Dimension Defaults -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/NotesPayableDetails" xlink:title="0606 - Disclosure - Notes Payable (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="us-gaap_CreditFacilityAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="us-gaap_CreditFacilityDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="us-gaap_CreditFacilityAxis" xlink:to="us-gaap_CreditFacilityDomain" order="1" />
  </link:definitionLink>
  <!-- Hypercube Definition (Line Items to Hypercube)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetails" xlink:title="0610 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details)">
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_FairValueAssumptionWarrantRiskValuationTable" xlink:label="aeti_FairValueAssumptionWarrantRiskValuationTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeAxis" xlink:label="us-gaap_RangeAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="aeti_FairValueAssumptionWarrantRiskValuationTable" xlink:to="us-gaap_RangeAxis" order="1" />
  </link:definitionLink>
  <!-- Domain Members -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetails" xlink:title="0610 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeAxis" xlink:label="us-gaap_RangeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeMember" xlink:label="us-gaap_RangeMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MaximumMember" xlink:label="us-gaap_MaximumMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MinimumMember" xlink:label="us-gaap_MinimumMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="us-gaap_RangeAxis" xlink:to="us-gaap_RangeMember" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_RangeMember" xlink:to="us-gaap_MaximumMember" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_RangeMember" xlink:to="us-gaap_MinimumMember" order="2" />
  </link:definitionLink>
  <!-- Hypercube Definition (All)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetails" xlink:title="0610 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details)">
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_FairValueAssumptionWarrantRiskValuationTable" xlink:label="aeti_FairValueAssumptionWarrantRiskValuationTable" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_FairValueAssumptionWarrantRiskValuationLineItems" xlink:label="aeti_FairValueAssumptionWarrantRiskValuationLineItems" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="aeti_FairValueAssumptionWarrantRiskValuationLineItems" xlink:to="aeti_FairValueAssumptionWarrantRiskValuationTable" order="2" xbrldt:closed="true" xbrldt:contextElement="segment" />
  </link:definitionLink>
  <!-- Inheritance for Line Items:  aeti:FairValueAssumptionWarrantRiskValuationLineItems-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetails" xlink:title="0610 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details)">
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_FairValueAssumptionWarrantRiskValuationLineItems" xlink:label="aeti_FairValueAssumptionWarrantRiskValuationLineItems" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueAssumptionsExercisePrice" xlink:label="us-gaap_FairValueAssumptionsExercisePrice" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueAssumptionsExpectedVolatilityRate" xlink:label="us-gaap_FairValueAssumptionsExpectedVolatilityRate" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueAssumptionsRiskFreeInterestRate" xlink:label="us-gaap_FairValueAssumptionsRiskFreeInterestRate" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueAssumptionsExpectedDividendRate" xlink:label="us-gaap_FairValueAssumptionsExpectedDividendRate" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueAssumptionsExpectedTerm" xlink:label="us-gaap_FairValueAssumptionsExpectedTerm" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_WeightedAverageFairValueOfWarrants" xlink:label="aeti_WeightedAverageFairValueOfWarrants" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_ExpirationDateOfWarrants" xlink:label="aeti_ExpirationDateOfWarrants" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="aeti_FairValueAssumptionWarrantRiskValuationLineItems" xlink:to="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" order="2" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="aeti_FairValueAssumptionWarrantRiskValuationLineItems" xlink:to="us-gaap_FairValueAssumptionsExercisePrice" order="3" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="aeti_FairValueAssumptionWarrantRiskValuationLineItems" xlink:to="us-gaap_FairValueAssumptionsExpectedVolatilityRate" order="4" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="aeti_FairValueAssumptionWarrantRiskValuationLineItems" xlink:to="us-gaap_FairValueAssumptionsRiskFreeInterestRate" order="5" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="aeti_FairValueAssumptionWarrantRiskValuationLineItems" xlink:to="us-gaap_FairValueAssumptionsExpectedDividendRate" order="6" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="aeti_FairValueAssumptionWarrantRiskValuationLineItems" xlink:to="us-gaap_FairValueAssumptionsExpectedTerm" order="7" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="aeti_FairValueAssumptionWarrantRiskValuationLineItems" xlink:to="aeti_WeightedAverageFairValueOfWarrants" order="8" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="aeti_FairValueAssumptionWarrantRiskValuationLineItems" xlink:to="aeti_ExpirationDateOfWarrants" order="9" />
  </link:definitionLink>
  <!-- Dimension Defaults -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetails" xlink:title="0610 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeAxis" xlink:label="us-gaap_RangeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeMember" xlink:label="us-gaap_RangeMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="us-gaap_RangeAxis" xlink:to="us-gaap_RangeMember" order="1" />
  </link:definitionLink>
  <!-- Hypercube Definition (Line Items to Hypercube)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetailsTextual" xlink:title="06101 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementTable" xlink:label="us-gaap_StatementTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="us-gaap_StatementClassOfStockAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="us-gaap_StatementTable" xlink:to="us-gaap_StatementClassOfStockAxis" order="1" />
  </link:definitionLink>
  <!-- Domain Members -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetailsTextual" xlink:title="06101 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="us-gaap_StatementClassOfStockAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="us-gaap_ClassOfStockDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConvertiblePreferredStockMember" xlink:label="us-gaap_ConvertiblePreferredStockMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConvertibleCommonStockMember" xlink:label="us-gaap_ConvertibleCommonStockMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConvertiblesAndBondsWithWarrantsAttachedMember" xlink:label="us-gaap_ConvertiblesAndBondsWithWarrantsAttachedMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="us-gaap_StatementClassOfStockAxis" xlink:to="us-gaap_ClassOfStockDomain" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ClassOfStockDomain" xlink:to="us-gaap_ConvertiblePreferredStockMember" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ClassOfStockDomain" xlink:to="us-gaap_ConvertibleCommonStockMember" order="2" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ClassOfStockDomain" xlink:to="us-gaap_ConvertiblesAndBondsWithWarrantsAttachedMember" order="3" />
  </link:definitionLink>
  <!-- Hypercube Definition (Line Items to Hypercube)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetailsTextual" xlink:title="06101 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementTable" xlink:label="us-gaap_StatementTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeAxis" xlink:label="us-gaap_RangeAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="us-gaap_StatementTable" xlink:to="us-gaap_RangeAxis" order="2" />
  </link:definitionLink>
  <!-- Domain Members -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetailsTextual" xlink:title="06101 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeAxis" xlink:label="us-gaap_RangeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeMember" xlink:label="us-gaap_RangeMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_ExercisePriceSixMember" xlink:label="aeti_ExercisePriceSixMember" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_ExercisePriceSevenMember" xlink:label="aeti_ExercisePriceSevenMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="us-gaap_RangeAxis" xlink:to="us-gaap_RangeMember" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_RangeMember" xlink:to="aeti_ExercisePriceSixMember" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_RangeMember" xlink:to="aeti_ExercisePriceSevenMember" order="2" />
  </link:definitionLink>
  <!-- Hypercube Definition (All)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetailsTextual" xlink:title="06101 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementTable" xlink:label="us-gaap_StatementTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_StatementTable" order="3" xbrldt:closed="true" xbrldt:contextElement="segment" />
  </link:definitionLink>
  <!-- Inheritance for Line Items:  us-gaap:StatementLineItems-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetailsTextual" xlink:title="06101 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_PreferredStockTextualAbstract" xlink:label="aeti_PreferredStockTextualAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="us-gaap_PreferredStockValue" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredUnitsIssued" xlink:label="us-gaap_PreferredUnitsIssued" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="us-gaap_CommonStockSharesIssued" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SharesIssued" xlink:label="us-gaap_SharesIssued" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SaleOfStockPricePerShare" xlink:label="us-gaap_SaleOfStockPricePerShare" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_CompletionDateOfIssuanceOfPreferredStock" xlink:label="aeti_CompletionDateOfIssuanceOfPreferredStock" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="us-gaap_PreferredStockSharesAuthorized" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockDividendRatePercentage" xlink:label="us-gaap_PreferredStockDividendRatePercentage" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_RedemptionValue" xlink:label="aeti_RedemptionValue" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_NoOfInstallments" xlink:label="aeti_NoOfInstallments" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_InterestOnRedemptionValuePayable" xlink:label="aeti_InterestOnRedemptionValuePayable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_PreferredStockValue" order="2" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_PreferredUnitsIssued" order="3" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_CommonStockSharesIssued" order="4" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_SharesIssued" order="5" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_SaleOfStockPricePerShare" order="6" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_StatementLineItems" xlink:to="aeti_CompletionDateOfIssuanceOfPreferredStock" order="7" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_PreferredStockSharesAuthorized" order="8" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_PreferredStockDividendRatePercentage" order="9" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_StatementLineItems" xlink:to="aeti_RedemptionValue" order="10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_StatementLineItems" xlink:to="aeti_NoOfInstallments" order="11" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_StatementLineItems" xlink:to="aeti_InterestOnRedemptionValuePayable" order="12" />
  </link:definitionLink>
  <!-- Dimension Defaults -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetailsTextual" xlink:title="06101 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="us-gaap_StatementClassOfStockAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="us-gaap_ClassOfStockDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="us-gaap_StatementClassOfStockAxis" xlink:to="us-gaap_ClassOfStockDomain" order="1" />
  </link:definitionLink>
  <!-- Dimension Defaults -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/MandatorilyRedeemableConvertiblePreferredStockDetailsTextual" xlink:title="06101 - Disclosure - Mandatorily Redeemable Convertible Preferred Stock (Details Textual)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeAxis" xlink:label="us-gaap_RangeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeMember" xlink:label="us-gaap_RangeMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="us-gaap_RangeAxis" xlink:to="us-gaap_RangeMember" order="2" />
  </link:definitionLink>
  <!-- Hypercube Definition (Line Items to Hypercube)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AssetAcquisitionDetails" xlink:title="0611 - Disclosure - Asset Acquisition (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:to="us-gaap_PropertyPlantAndEquipmentByTypeAxis" order="1" />
  </link:definitionLink>
  <!-- Domain Members -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AssetAcquisitionDetails" xlink:title="0611 - Disclosure - Asset Acquisition (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_TechnologyEquipmentMember" xlink:label="us-gaap_TechnologyEquipmentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:to="us-gaap_PropertyPlantAndEquipmentTypeDomain" order="1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:to="us-gaap_TechnologyEquipmentMember" order="1" />
  </link:definitionLink>
  <!-- Hypercube Definition (All)-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AssetAcquisitionDetails" xlink:title="0611 - Disclosure - Asset Acquisition (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="us-gaap_BusinessAcquisitionLineItems" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" order="2" xbrldt:closed="true" xbrldt:contextElement="segment" />
  </link:definitionLink>
  <!-- Inheritance for Line Items:  us-gaap:BusinessAcquisitionLineItems-->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AssetAcquisitionDetails" xlink:title="0611 - Disclosure - Asset Acquisition (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="us-gaap_BusinessAcquisitionLineItems" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_AssetAcquisitionTextualAbstract" xlink:label="aeti_AssetAcquisitionTextualAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionCostOfAcquiredEntityCashPaid" xlink:label="us-gaap_BusinessAcquisitionCostOfAcquiredEntityCashPaid" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionSharePrice" xlink:label="us-gaap_BusinessAcquisitionSharePrice" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_BusinessAcquisitionInitialEquityInterestsIssuablePercentage" xlink:label="aeti_BusinessAcquisitionInitialEquityInterestsIssuablePercentage" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_BusinessAcquisitionEquityInterestsIssuablePercentageAnnually" xlink:label="aeti_BusinessAcquisitionEquityInterestsIssuablePercentageAnnually" />
    <link:loc xlink:type="locator" xlink:href="aeti-20120930.xsd#aeti_BusinessAcquisitionEquityInterestsIssuablePeriod" xlink:label="aeti_BusinessAcquisitionEquityInterestsIssuablePeriod" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionCostOfAcquiredEntityPurchasePrice" xlink:label="us-gaap_BusinessAcquisitionCostOfAcquiredEntityPurchasePrice" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xlink:label="us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AmortizationOfAcquiredIntangibleAssets" xlink:label="us-gaap_AmortizationOfAcquiredIntangibleAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="us-gaap_BusinessAcquisitionCostOfAcquiredEntityCashPaid" order="2" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued" order="3" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="us-gaap_BusinessAcquisitionSharePrice" order="4" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="aeti_BusinessAcquisitionInitialEquityInterestsIssuablePercentage" order="5" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="aeti_BusinessAcquisitionEquityInterestsIssuablePercentageAnnually" order="6" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="aeti_BusinessAcquisitionEquityInterestsIssuablePeriod" order="7" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="us-gaap_BusinessAcquisitionCostOfAcquiredEntityPurchasePrice" order="8" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" order="9" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" order="10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="us-gaap_AmortizationOfAcquiredIntangibleAssets" order="11" />
  </link:definitionLink>
  <!-- Dimension Defaults -->
  <link:definitionLink xlink:type="extended" xlink:role="http://aeti.com/role/AssetAcquisitionDetails" xlink:title="0611 - Disclosure - Asset Acquisition (Details)">
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:to="us-gaap_PropertyPlantAndEquipmentTypeDomain" order="1" />
  </link:definitionLink>
</link:linkbase>
