Mechanical expansion system

Details Mechanical expansion system Mechanical expansion system

E - Fixed Constructions

21

B

E21B 43/10 (2006.01) E21B 29/00 (2006.01)

Patent

CA 2645803

Methods and apparatus enable expanding a tubular in a wellbore. The method and apparatus include running a bottom hole assembly (BHA) into a wellbore. The BHA is anchored to the wellbore and a portion of the BHA is released from the anchor. An expansion member is then pulled by a work string through the tubular thereby engaging the tubular with the wellbore. The work string is reconnected to the anchor and used to release the anchor. The BHA is then removed from the wellbore.

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