E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 41/10 (2006.01)
Patent
CA 2721737
The disclosure pertains to installing a tear cord between a metal tube and a protective jacket. The jacketed tubes may be used in a hydrocarbon production downhole well bore. The tubes may be used to furnish hydraulic fluid or chemicals into the well bore. The contents may be pressurized or under vacuum. The jacketed tubes are hermetically sealed. The tubes, which may be 1 inch in diameter, are joined using compression fittings. Tear cords are used to facilitate removal of the protective jacket without damage to the tube surface thereby facilitating the placement of compression fittings and maintaining the integrity of the tube wall.
L'invention concerne linstallation dun cordon de déchirure entre un tube métallique et une gaine protectrice. De tels tubes gainés peuvent être utilisés au fond dun puits de forage pour la production dhydrocarbures. Les tubes peuvent être utilisés pour amener un fluide hydraulique ou des produits chimiques dans le puits de forage. Leur contenu peut être sous pression ou sous vide. Les tubes gainés sont scellés hermétiquement. Les tubes, qui peuvent présenter un diamètre dun pouce, sont joints à laide de raccords à compression. Des cordons de déchirure sont utilisés pour faciliter le retrait de la gaine protectrice sans endommager la surface du tube, facilitant la mise en place des raccords à compression et maintenant lintégrité de la paroi du tube.
James Jody
Torrance Roy
Gulf Coast Downhole Technologies Llc
Mcmillan Llp
LandOfFree
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