Resettable antiextrusion backup system and method

Details Resettable antiextrusion backup system and method Resettable antiextrusion backup system and method

2011-02-22

2011-02-22

Thompson, Kenneth (Department: 3672)

Wells

Processes

Placing or shifting well part

C166S377000, C166S196000

Reexamination Certificate

active

07891433

ABSTRACT:
A resettable antiextrusion system including a backup ring, a ramp in operable communication with the backup ring, and a gauge ring attached to the ramp. A method for sealing a tubular.

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Petrowell Ltd, “Annulus Swellable Packer”, Swelltec Expanding Packer Solutions, Dyce, Anerdeen; 2007; pp. 1-2.

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