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专利名称：CONTROLLING FLUID FLOW发明人：MAY, Lamar E.申请号：EP11720626.8申请日：20110414公开号：EP25099B1公开日：20170802
摘要：Some embodiments of a shutoff valve system for a fluid flow system can includea plug assembly that is biased to adjust from a first position in which the fluid flow path isopen to a second position in which the fluid flow path is closed. The plug assembly mayautomatically adjust from the first position to the second position in response to adownstream pressure condition.
申请人：DRESSER INC
地址：US
国籍：US
代理机构：Williams, Andrew Richard
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