E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/12 (2006.01) E21B 23/00 (2006.01) E21B 33/129 (2006.01)
Patent
CA 2434346
A retrievable packer (50) for establishing a sealing and gripping engagement between a tubing string and a well casing (34) disposed in a wellbore is disclosed. The retrievable packer (50) comprises a collet member (64) that is slidably disposed about a packer mandrel (52). The collet member (64) has a first operating position wherein the collet member (64) applies an axial force on a support ring (76) to positively position the support ring (76) at least partially between a first slip wedge (90) and the packer mandrel (52) to set a seal assembly (96, 98, 100). In addition, the collet member (64) has a second operating position wherein the collet member (64) applies an axial force on a slip assembly (80) to set the slip assembly (80).
Halliburton Energy Services Inc.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
LandOfFree
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