US3251418A
|
|
Oil well scraper
|
US3133594A
|
|
Tubing anchor
|
US3039530A
|
|
Combination scraper and tube reforming device and method of using same
|
US2782850A
|
|
Pipe reamer and mill
|
US2669305A
|
|
Retrievable cementing plug
|
US2701020A
|
|
Plunger type bailer
|
US2638322A
|
|
Oil well casing cutter for side windows
|
US2638320A
|
|
Pipe cutter or reamer for use on crooked pipe
|
US2590233A
|
|
Feeler tool for casing protuberances
|
US2552939A
|
|
Wire line cleanout tool for oil wells
|
US2508746A
|
|
Suction bailer
|
US2104942A
|
|
Pressure bailer
|
US1529409A
|
|
Hydraulic fishing equipment
|
CA810474A
|
|
Oil well scraper
|