Connection apparatus and method

Details Connection apparatus and method Connection apparatus and method

E - Fixed Constructions

21

B

E21B 17/02 (2006.01) F16L 15/08 (2006.01)

Patent

CA 2510632

A connection apparatus adapted to allow connection of one substantially tubular member to another substantially tubular member. The connection apparatus comprises a male connecting member (114) and a female connecting member (116). A co-operable attachment mechanism (118, 120) is provided on the male and female connecting members (114, 116). The male and female connecting members (114, 116) each comprise at least one primary surface (142) adapted to form a primary joint and further each comprise at least one secondary surface (140) adapted to form a secondary joint. The at least one primary surface (142) can be adapted to form a primary load bearing shoulder joint (128). The at least one secondary surface (140) is adapted to form a secondary load bearing shoulder joint (130). The connection apparatus typically provides a double shoulder high torque connection for downhole tubulars. A double acting hydraulic jar is also disclosed.

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