E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 23/00 (2006.01) E21B 43/119 (2006.01)
Patent
CA 2518344
A release tool and method of use for releasing tools (such as perforating guns) from tool strings (such as perforating strings) after use in well bore operations.
Grigar Larry
Hromas Joe C.
Schlumberger Canada Limited
Smart & Biggar
LandOfFree
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