Well packer valve seal assembly

Details Well packer valve seal assembly Well packer valve seal assembly

E - Fixed Constructions

21

B

166/63

E21B 33/12 (2006.01) E21B 33/129 (2006.01) E21B 33/1295 (2006.01)

Patent

CA 1108985

WELL PACKER VALVE SEAL ASSEMBLY Abstract of the Disclosure A seal assembly for a valve in a mechanical set- ting retrievable and pressure balanced packer has a valve seal mounted on a bushing mounted around a mandrel joined to an anchor and enclosed within a balance chamber housing. The valve seal is retained between the bushing and an over- lapping coaxial face seal retainer such that only a relative- ly small portion of the face seal ring will contact the seal surface of a valve seat on the packer.

327090

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