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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 E6DX+hWBRQ0CcpKp6B7ZGUbWQJU/FMV+UYvNNgM1LNQxGj1G7tcBBfesYZelntxk
 /pzZU/G22G+ytv4jC9FziQ==

<SEC-DOCUMENT>0000990592-03-000003.txt : 20030814
<SEC-HEADER>0000990592-03-000003.hdr.sgml : 20030814
<ACCEPTANCE-DATETIME>20030814122810
ACCESSION NUMBER:		0000990592-03-000003
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030812
FILED AS OF DATE:		20030814

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MELNUK PAUL D
		CENTRAL INDEX KEY:			0001253514

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23378
		FILM NUMBER:		03844958

	MAIL ADDRESS:	
		STREET 1:		6 COUNTRYSIDE LANE
		CITY:			ST LOUIS
		STATE:			MO
		ZIP:			63131

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			THERMADYNE HOLDINGS CORP /DE
		CENTRAL INDEX KEY:			0000850660
		STANDARD INDUSTRIAL CLASSIFICATION:	MACHINE TOOLS, METAL CUTTING TYPES [3541]
		IRS NUMBER:				742482571
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		101 S HANLEY ROAD
		CITY:			ST LOUIS
		STATE:			MO
		ZIP:			63105
		BUSINESS PHONE:		3147215573

	MAIL ADDRESS:	
		STREET 1:		101 SOUTH HANLEY RD
		STREET 2:		SUITE 300
		CITY:			ST LOUIS
		STATE:			MO
		ZIP:			63105

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TD II
		DATE OF NAME CHANGE:	19940131

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TD II /DE/
		DATE OF NAME CHANGE:	19940131
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-08-12</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000850660</issuerCik>
        <issuerName>THERMADYNE HOLDINGS CORP /DE</issuerName>
        <issuerTradingSymbol>THMD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001253514</rptOwnerCik>
            <rptOwnerName>MELNUK PAUL D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>6 COUNTRYSIDE LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ST LOUIS</rptOwnerCity>
            <rptOwnerState>MO</rptOwnerState>
            <rptOwnerZipCode>63131</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>

        <derivativeTransaction>
            <securityTitle>
                <value>Common Stock  (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>13.79</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2003-08-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>25000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2013-08-12</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>25000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>25000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>

    </derivativeTable>

    <footnotes>
        <footnote id="F1">One-third to vest on 8/12/2004, one-third to vest on 8/12/2005, one-third to vest on 8/12/2006.</footnote>
        <footnote id="F2">Granted pursuant to the Thermadyne Holdings Corporation Non-Employee Directors Stock Option Agreement.</footnote>
    </footnotes>


    <ownerSignature>
        <signatureName>Patricia S. Williams</signatureName>
        <signatureDate>2003-08-14</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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