E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 17/10 (2006.01)
Patent
CA 2718681
A centraliser (10) for centralising a tubular (12) within a conduit is described. The centraliser comprises a centraliser body, at least one finger (14) pivotally mounted to the body and at least one collar (20), the/each collar being moveable with respect to the at least one finger. Relative movement between the/each collar and the body pivots the at least one finger from a run-in configuration to an extended configuration.
La présente invention concerne un outil de centrage (10) destiné à centrer un tube (12) dans un conduit. L'outil de centrage comprend un corps d'outil de centrage, au moins un doigt (14) monté pivotant sur le corps, et au moins un collier (20), le collier (ou chacun des colliers) pouvant bouger par rapport au(x) doigt(s). Le mouvement relatif entre le collier (ou chacun des colliers) et le corps fait pivoter le(s) doigt(s) d'une configuration de contraction à une configuration étendue.
Marks & Clerk
Petrowell Limited
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