Seal assembly energized with floating pistons

Details Seal assembly energized with floating pistons Seal assembly energized with floating pistons

E - Fixed Constructions

21

B

E21B 33/12 (2006.01) E21B 34/06 (2006.01)

Patent

CA 2607043

Methods and apparatus for sealing a plug within tubing that the plug is designed to be landed and set in are disclosed. The plug includes a seal assembly having a seal on the plug that is acted on by a piston. Wellbore fluid pressure acts on the piston when the valve is closed, thereby moving the piston to force the seal into sealing contact with an inside surface of the tubing.

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