Document Format Files
Data Files
Seq | Description | Document | Type | Size |
---|---|---|---|---|
16 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | pfie-20210630.xsd | EX-101.SCH | 29567 |
17 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | pfie-20210630_cal.xml | EX-101.CAL | 66514 |
18 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | pfie-20210630_def.xml | EX-101.DEF | 89517 |
19 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | pfie-20210630_lab.xml | EX-101.LAB | 368171 |
20 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | pfie-20210630_pre.xml | EX-101.PRE | 224333 |
83 | EXTRACTED XBRL INSTANCE DOCUMENT | pfie-20210630_htm.xml | XML | 783388 |
IRS No.: 200019425 | State of Incorp.: NV | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-36378 | Film No.: 211143949
SIC: 3533 Oil & Gas Field Machinery & Equipment