E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/04 (2006.01) E21B 33/043 (2006.01) E21B 33/00 (2006.01)
Patent
CA 2087928
A hanger (3) is suspended and sealed within a wellhead housing (5) by means of a landing ring which engages teeth (8) on the hanger, and a sealing device consisting of wedge rings (15 and 16) which seal respectively against the teeth (8) and the wall of the housing (5).
Cooper Cameron Corporation
Cooper Industries Inc.
Deeth Williams Wall Llp
LandOfFree
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