E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 29/00 (2006.01) E21B 29/08 (2006.01) E21B 43/10 (2006.01)
Patent
CA 2462031
There is disclosed a tubing expansion device and a method of expanding tubing. In one embodiment, an expansion device (10) is disclosed which comprises at least one expansion member (14) adapted to expand a tubing (12) by inducing a hoop stress in the tubing (12), and at least one further expansion member (16) adapted to expand the tubing (12) by inducing a compressive yield of the tubing (12); and a method of expanding tubing (12) comprising the steps of expanding the tubing (12) at least in part by inducing a hoop stress in the tubing (12), and expanding the tubing (12) at least in part by inducing a compressive yield of the tubing (12).
Abercrombie Simpson Neil Andrew
Davies Mark
Duggan Andrew Michael
Marr Graeme Thomas
Metcalfe Paul David
Marks & Clerk
Weatherford/lamb Inc.
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