E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/12 (2006.01)
Patent
CA 2759401
Anti-extrusion devices, packer elements, and inflatable packers include shape memory polymer (SMP) materials to enhance the operation of a packer, a bridge plug, or other downhole isolation tool. Seal system use seals of various material including SMP materials as booster for the seal produced. Tool for flow shut-off and sliding sleeve applications use SMP materials to open or close off flow through a tool.
Des dispositifs anti-extrusion, des éléments de garniture et des garnitures gonflables comprennent des matériaux polymères à mémoire de forme (SMP) pour améliorer le fonctionnement d'une garniture, d'un bouchon de support ou d'un autre outil d'isolement de fond de trou. Des systèmes d'étanchéité utilisent des joints d'étanchéité de divers matériaux comprenant des matériaux SMP en tant que renforçateur pour le joint d'étanchéité produit. Un outil pour des applications de coupure d'écoulement et de manchon coulissant utilise des matériaux SMP pour ouvrir ou fermer un écoulement à travers un outil.
Banta Deborah L.
Bramwell Jacob
Fagley Stone
Gandikota Varadaraju
Ingram Gary
Goodwin Mckay
Weatherford/lamb Inc.
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