发明名称 |
APPARATUS AND METHOD FOR PUMPING FLUID |
摘要 |
<p>An apparatus for pumping fluid, the apparatus comprising a pumping section (32) having an inlet (33) and an outlet (38), a shaft (22) to suck fluid through the inlet (33) and pump fluid out the outlet (38) and a power section (20) for moving the shaft (22) in a reciprocating motion, characterised in that the power section (20) comprises a permanent magnet linear motor (20) for moving the shaft (22) in a reciprocating motion.</p> |
申请公布号 |
WO2007125270(A1) |
申请公布日期 |
2007.11.08 |
申请号 |
WO2006GB50439 |
申请日期 |
2006.12.07 |
申请人 |
VARCO I/P, INC.;LUCAS, BRIAN, RONALD;URQUHART, RICHARD |
发明人 |
URQUHART, RICHARD |
分类号 |
F04B17/04;F04B23/06 |
主分类号 |
F04B17/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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