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US07469748B2 Submersible pumping system 失效
潜水泵系统

Submersible pumping system
摘要:
A technique is provided for pumping fluids in a subterranean wellbore. A submersible pumping system can be deployed in a wellbore for moving desired fluids within the wellbore. The pumping system energizes the desired fluid movement by reciprocating a working fluid between expandable members.
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