Compliant expansion swage

Details Compliant expansion swage Compliant expansion swage

2011-07-19

2011-07-19

Stephenson, Daniel P (Department: 3676)

Wells

Expansible anchor or casing

C166S207000, C166S277000

Reexamination Certificate

active

07980302

ABSTRACT:
The present invention generally relates to a swage assembly that is movable from a compliant configuration having a first shape to a substantially non-compliant configuration having a second shape. In one aspect, an expansion swage for expanding a wellbore tubular is provided. The expansion swage includes a body and a solid cone disposed on the body. The expansion swage further includes a deformable cone disposed on the body, wherein the solid cone is made from a first material and the deformable cone is made from a second material and wherein the deformable cone is movable relative to the body when the expansion swage is in a compliant configuration. In another aspect, a method of expanding a wellbore tubular is provided.

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Canadian Office Action for Application No. 2,682,426 dated Feb. 3, 2011.

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