发明名称 Controlling actuation of tools in a wellbore with a phase change material
摘要 A technique is provided for actuating devices deployed in a wellbore. The technique utilizes an actuator that cooperates with a downhole device, such as a well tool. The actuator has a phase change material that can be caused to undergo a phase change upon an appropriate input. The phase change of the material is used to provide the force necessary for actuation of the downhole device.
申请公布号 US7987914(B2) 申请公布日期 2011.08.02
申请号 US20060309004 申请日期 2006.06.07
申请人 SCHLUMBERGER TECHNOLOGY CORPORATION 发明人 BENTON JOHN F.
分类号 E21B33/10;E21B34/06 主分类号 E21B33/10
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