E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/12 (2006.01)
Patent
CA 2715647
Methods and apparatus include tubing expanded to create a seal in an annulus surrounding the tubing. The tubing includes a sealing material selected to cause forming of undulations in a diameter of the tubing upon expansion of the tubing. Various factors of the sealing material such as deviations in its thickness influence sealing performance of the tubing with the sealing material.
L'invention concerne des procédés et des dispositifs comprenant un tubage expansé permettant de former un joint d'étanchéité dans un espace annulaire entourant le tubage. Le tubage comprend un matériau d'étanchéité choisi pour entraîner la formation d'ondulations dans un diamètre du tubage lors de l'expansion du tubage. Divers facteurs du matériau d'étanchéité, tels que des écarts dans l'épaisseur, influencent la performance d'étanchéité du tubage avec le matériau d'étanchéité.
Gandikota Varadaraju
Ring Lev
Deeth Williams Wall Llp
Weatherford/lamb Inc.
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