发明名称 Method and apparatus for surge pressure reduction in a tool with fluid motivator
摘要 Apparatus and method for controlling pressure surges in a wellbore. One embodiment provides a downhole surge control tool equipped with a fluid motivator. The fluid motivator may be, for example, any type of motor or a venturi. The fluid motivator motivates wellbore fluid through a bypass channel formed in the tool and then out an exhaust port of the tool.
申请公布号 US7069991(B2) 申请公布日期 2006.07.04
申请号 US20030339367 申请日期 2003.01.09
申请人 WEATHERFORD/LAMB, INC. 发明人 GUDMESTAD TARALD;MURRAY MARK J.
分类号 E21B33/00;E21B21/10;E21B34/00;E21B43/10 主分类号 E21B33/00
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