Running bore-lining tubulars

Details Running bore-lining tubulars Running bore-lining tubulars

E - Fixed Constructions

21

B

E21B 7/20 (2006.01) E21B 7/04 (2006.01) E21B 17/10 (2006.01) E21B 17/14 (2006.01)

Patent

CA 2659476

A method of running a tubular string into a wellbore comprises running a bore-lining tubular string into a wellbore substantially without rotation, while rotating a cutting structure at a distal leading end of the tubular string. Other methods provide for rotation of the string and the provision of a non-rotating stabiliser towards the leading end of the string.

L'invention concerne un procédé de mise en place d'un train de tubes dans un puits, consistant à amener dans un puits un train de tubes de revêtement de puits sensiblement sans rotation, tout en faisant tourner une structure de découpe à une extrémité avant distale du train de tubes. L'invention concerne également d'autres procédés qui assurent la rotation du train et la disposition d'un stabilisateur non rotatif vers l'extrémité avant du train.

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