Safeguarded method and apparatus for fluid communication...

Details Safeguarded method and apparatus for fluid communication... Safeguarded method and apparatus for fluid communication...

E - Fixed Constructions

21

B

E21B 19/22 (2006.01) E21B 23/14 (2006.01)

Patent

CA 2167491

A safeguarded method and apparatus for providing fluid communication with coiled tubing, said coiled tubing comprising more particularly coiled-in-coiled tubing, having a inner tube and an outer tube, and including multicentric coiled-in-coiled tubing and its method of assembly, the safeguarded method having particular applicability to drill stem testing.

L'invention concerne un procédé et un dispositif protégés, permettant de créer une communication fluidique à l'aide d'un tube spiralé (20) qui comprend plus particulièrement un système de tube spiralé contenu dans un autre tube spiralé, constitué d'un tube interne (102) et d'un tube externe (100), ce dispositif comprenant un tube spiralé contenu dans un autre tube spiralé multicentrique (21). L'invention concerne également le procédé de montage dudit dispositif. Ce procédé protégé peut notamment être utilisé pour les essais aux tiges.

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