Assignee

569 396 ALBERTA LTD

CA·2 granted patents·52 citations·filing 1995–1996

Technology mixE21B2 Y10T1

Top patents by PatentIndex Score

2 records

0151US5465788ATubing string hanging apparatus569 396 ALBERTA LTD·Filed 1995·Granted Nov 14, 1995·30 cites·28 claims
0244US5746249AOil well blow-out preventer and sealing device569 396 ALBERTA LTD·Filed 1996·Granted May 5, 1998·22 cites·20 claims

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