发明名称 INSERTABLE SURFACE-DRIVEN PUMP
摘要 Wellbore tubing having an annular seating member and an annular anti-rotation member can be used for one or more types of surface driven submersible pumps. In one embodiment, a stator and a rotor of a surface driven progressing cavity pump can be inserted into the tubing after the tubing is deployed. In one embodiment, a surface driven reciprocating pump can be inserted into the tubing, later withdrawn from the tubing, and then a progressing cavity pump can be inserted into the same tubing.
申请公布号 US2011284238(A1) 申请公布日期 2011.11.24
申请号 US201113113867 申请日期 2011.05.23
申请人 BERRY DOUGLAS W.;JOHNSON NICHOLAS D.;OLSON DAVID L.;BAKER HUGHES INCORPORATED 发明人 BERRY DOUGLAS W.;JOHNSON NICHOLAS D.;OLSON DAVID L.
分类号 E21B43/12;E21B43/00 主分类号 E21B43/12
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