Expandable tubing and method

E - Fixed Constructions – 21 – B

Patent

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Details

E21B 17/00 (2006.01) E21B 23/00 (2006.01) E21B 43/08 (2006.01) E21B 43/10 (2006.01)

Patent

CA 2359450

An apparatus suitable for use in a wellbore comprises an expandable bistable device. An exemplary device has a plurality of bistable cells formed into a tubular shape. Each bistable cell comprises at least two elongated members that are connected to each other at their ends. The device is stable in a first configuration and a second configuration.

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