工艺装备美国已授权

Changeable well seal tool

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申请人Halliburton Energy Services, Inc.

发明人William Mark Richards

公开号US10107064B2

授权号US10107064B2

申请日2014-06-06

公开日2018-10-23

授权日2018-10-23

摘要

A well seal tool includes a base tubing and a seal element carried on an exterior of the base tubing. The seal element includes a polymer changeable between a compressed state and a sealing state. The seal element has a first stiffness in response to a first strain rate of the polymer and a second …

Changeable well seal tool

摘要

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