Downwell isolator

Details Downwell isolator Downwell isolator

E - Fixed Constructions

21

B

E21B 33/124 (2006.01) E21B 43/12 (2006.01) E21B 43/24 (2006.01)

Patent

CA 2241732

A slidably sealing isolator and method for using the isolator in a wellbore tubular to control the injection and production of fluids to individual formation zones, the isolator having 1) a sliding band seal which does not need to be actuated or set in order to restrict fluid flow into a wellbore zone and is capable of slidably sealing at threaded joint portions of the wellbore tubular, and 2) a wellbore flow control means.

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