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US08443907B2 Apparatus and method for sealing portions of a wellbore 有权
用于密封井筒部分的装置和方法

Apparatus and method for sealing portions of a wellbore
Abstract:
An apparatus for controlling fluid flow in a borehole in an earth formation includes: a carrier configured to be deployed in the borehole; and a sealing device including at least one deformable element disposed at the carrier, the deformable element configured to have a first position and a second position, the first position forming a void in the sealing device configured to retain a flowable sealing material therein, the second position causing the void to be in flowable communication with leak paths formed in at least one of the sealing device and the borehole.
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