发明名称 COLLAR LOCATOR FOR SLICK PUMP
摘要 A method and apparatus for actuating a downhole tool at a desired location. A reciprocating hydraulic slickline pump with a locator is provided. The pump comprises a pump member. The pump member is reciprocated axially by slickline in order t o form an upstroke and downstroke. The pump is configured such that it pressurizes fluid within a workstring assembly during the pump's downstroke.
申请公布号 CA2568959(A1) 申请公布日期 2007.06.01
申请号 CA20062568959 申请日期 2006.11.24
申请人 WEATHERFORD/LAMB, INC. 发明人 CASEY, LEONARD I., JR.;HOFFMAN, COREY E.
分类号 E21B23/04;E21B23/06;E21B33/127;E21B47/09;F04B47/02 主分类号 E21B23/04
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