E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/10 (2006.01) E21B 23/01 (2006.01) E21B 29/10 (2006.01) E21B 33/12 (2006.01) E21B 33/129 (2006.01) E21B 33/13 (2006.01) E21B 43/10 (2006.01)
Patent
CA 2370172
A device for sealing and anchoring within a tubular member. The device comprises a top (4) and bottom swage member (56) disposed within the tubular member, each swage member having a longitudinal center of axis. Also included is a first sealing member (16) disposed about the top swage member, and the first sealing member containing a first plurality of circumferential ribs (18) disposed thereabout. The device may also include a second sealing member (40) disposed about the bottom swage member, and the second sealing member containing a second plurality of circumferential ribs (46) disposed thereabout. The device further comprises a setting apparatus for driving the top swage longitudinally downward relative to its longitudinal axis and for driving the bottom swage longitudinally upward relative to its longitudinal axis. A method for anchoring and sealing a device within a tubular member is also included.
L'invention concerne un dispositif d'étanchéification et d'ancrage utilisé dans une structure tubulaire. Le dispositif comprend des éléments d'étampage inférieur (4) et supérieur (56) logés dans la structure tubulaire, chaque élément d'étampage présentant un axe central longitudinal. L'invention concerne également un premier élément d'étanchéification (16) se trouvant vers l'élément d'étampage supérieur. Ce premier élément d'étanchéification est pourvu d'un premier groupe de nervures circonférentielles (18). Le dispositif peut aussi comprendre un second élément d'étanchéification (40) se trouvant vers l'élément d'étampage inférieur. Ce second élément d'étanchéification est pourvu d'un second groupe de nervures longitudinales (46). Le dispositif comprend également un appareil de réglage destiné à guider longitudinalement l'étampe supérieure vers le bas par rapport à son axe longitudinal, et à guider longitudinalement l'étampe inférieure vers le haut par rapport à son axe longitudinal. L'invention concerne également un procédé d'ancrage et d'étanchéification d'un dispositif dans une structure tubulaire.
Riches Mckenzie & Herbert Llp
Thru-Tubing Technology Inc.
LandOfFree
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