Expanding multiple tubular portions

Details Expanding multiple tubular portions Expanding multiple tubular portions

E - Fixed Constructions

21

B

E21B 29/00 (2006.01) B21D 31/04 (2006.01) B21D 39/20 (2006.01) E21B 43/10 (2006.01)

Patent

CA 2689962

Apparatus for expanding first and second portions of a downhole tubular in a single trip comprises a support and first and second expansion devices. The first expansion device is mounted on the support and is operable to expand a first portion of tubular. The second expansion device is mounted to a second portion of tubular and is adapted to be engaged by the support following the expansion of the first portion of tubular, and is then used to expand the second portion of tubular.

Dispositif d'expansion d'une première et d'une seconde parties du matériel tubulaire d'un fond de puits en une seule bande, qui consiste en un support, ainsi qu'en un premier et un second dispositifs d'expansion. Le premier dispositif d'expansion est monté sur le support et peut être actionné pour obtenir l'expansion d'une première partie du matériel tubulaire. Le second dispositif d'expansion est monté sur une seconde partie du matériel tubulaire et est adapté de façon à être engagé par le support qui suit l'expansion de la première partie du matériel tubulaire; il est ensuite utilisé pour l'expansion de la seconde partie du même matériel tubulaire.

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