发明名称 CHOKE RESTRICTOR DEVICES AND METHODS
摘要 <p>Flow enhancing restrictors (50") are located within a fluid conduit to provide pressure reduction and flow enhancement. The restrictors may be used in combination with a conventional choke valve or as a stand-alone pressure reduction means. Alternative exemplary embodiments for flow enhancers are described. Each of the flow enhancers has a generally cylindrical base (60) with at least one fluid passage (64) disposed therethrough. Each of the flow enhancers also provides a dome (64) that projects upwardly from the center of the base to assist in directing fluid flow and receiving the abrasive forces associated with the fluid.</p>
申请公布号 WO0151843(A1) 申请公布日期 2001.07.19
申请号 WO2001US00500 申请日期 2001.01.08
申请人 WOOD GROUP PRESSURE CONTROL LIMITED;MCCULLOCH, STEPHEN 发明人 MCCULLOCH, STEPHEN
分类号 E21B43/12;F16K47/08;(IPC1-7):F16L55/027;F15D1/02 主分类号 E21B43/12
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