Expandable hanger with compliant slip system

Details Expandable hanger with compliant slip system Expandable hanger with compliant slip system

E - Fixed Constructions

21

B

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

Patent

CA 2465993

The present invention generally relates to an apparatus and method for engaging a first tubular and a second tubular in a wellbore. In one aspect, an apparatus for forming an expanded connection in a wellbore is provided. The apparatus includes a first tubular radially expandable outward into contact with an inner wall of a second tubular upon the application of an outwardly directed force supplied to an inner surface of the first tubular. The apparatus further includes a plurality of outwardly extending formations formed on an outer surface of the first tubular, the formations constructed and arranged to provide a frictional relationship between the first tubular and the second tubular while leaving a fluid path when the first tubular is expanded to engage the inner wall of the second tubular. In another aspect, a method of compliantly expanding a tubular into contact with a casing wall is provided. In a further aspect, an expandable apparatus for expanding a tubular is provided.

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