发明名称 Ball seat apparatus and method
摘要 A ball seat assembly includes a tubular having a bore therethrough; an entry port in fluid communication with the bore; a plurality of exit ports in fluid communication with the entry port; a ball seat disposed in the each of the plurality of exit ports, wherein the ball seat is configured to receive a ball to block fluid flow through the respective exit port; and a diverter configured to block fluid flow through the bore and direct fluid flow from the bore to the entry port.
申请公布号 AU2014205104(B2) 申请公布日期 2017.03.09
申请号 AU20140205104 申请日期 2014.01.13
申请人 Weatherford Technology Holdings, LLC 发明人 Twardowski, Eric M.
分类号 E21B21/10;E21B4/02;E21B33/14 主分类号 E21B21/10
代理机构 代理人
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