Retrievable packer

Details Retrievable packer Retrievable packer

E - Fixed Constructions

21

B

E21B 33/12 (2006.01) E21B 33/128 (2006.01) E21B 33/16 (2006.01)

Patent

CA 2090732

Abstract A retrievable packer 10 for isolating a selected depth of a wall of a borehole. The retrievable packer is comprised of a body member 12, a cylinder 32 surrounding the upper portion of the body member 12, and a sealing member 24 cylindrically surrounding the lower portion of the body member. The cylinder 32 and the upper portion of the body member 12 work in conjunction to provide a piston action which engages the sealing member 24 and causes the sealing member 24 to establish a seal with the wall of the borehole.

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