发明名称 Technique for maintaining pressure integrity in a submersible system
摘要 A technique for maintaining pressure integrity within a submersible system. The system utilizes a pressure housing with an internal component, such as a valve. The internal component is actuated by an external actuator via an actuator stem. A seal region is positioned to interact with the stem, such that the interior of the pressure housing is sealed and pressure integrity is maintained upon retraction of the stem from engagement with the internal component.
申请公布号 US2004118567(A1) 申请公布日期 2004.06.24
申请号 US20020324329 申请日期 2002.12.20
申请人 SKEELS HAROLD BRIAN 发明人 SKEELS HAROLD BRIAN
分类号 E21B34/04;E21B34/10;(IPC1-7):E21B7/12 主分类号 E21B34/04
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