发明名称 Flow-actuated actuator and method
摘要 Disclosed herein is a flow-actuated actuator. The actuator includes, a tubular movable relative to a structure within which the tubular is positionable, and a plurality of full bore flow-resisting elements disposed at the tubular, the plurality of full bore flow-resisting elements having a greater resistance to fluid flow therethrough than any one of the plurality of full bore flow-resisting elements has alone.
申请公布号 US8047293(B2) 申请公布日期 2011.11.01
申请号 US20090469272 申请日期 2009.05.20
申请人 BAKER HUGHES INCORPORATED 发明人 XU YANG;XU RICHARD;RUSSELL RONNIE DAVID;KIM NAMHYO;KORKMAZ LALE
分类号 E21B34/06 主分类号 E21B34/06
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