E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/65
E21B 33/127 (2006.01) E21B 33/124 (2006.01) E21B 34/06 (2006.01) E21B 34/12 (2006.01)
Patent
CA 1141659
PACKER DEFLATE SUBASSEMBLY FOR AN INFLATABLE PACKER SYSTEM ABSTRACT An emergency deflation tool intended for use in an inflatable packer system. The mechanism comprises a cylindrical axially extending member adapted to be fixed against axial movement, another hollow cylindrical member surrounding a portion of the length of said member with a vent through the wall thereof, an infla- tion fluid passageway, and an expendable tension sleeve joining the two members.
363374
Baker Randy S.
Eckmann Gerald C.
Bj-Hughes Inc.
Gowling Lafleur Henderson Llp
LandOfFree
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