发明名称 |
Apparatus for pumping drill cuttings and dual cylinder positive displacement pump for moving drill cuttings and method of use |
摘要 |
A dual cylinder positive displacement pump is used to move drill cuttings. The pump may include one or more of a self-sealing wear ring member/wear plate member interface, stainless steel pumping cylinders, and a hopper with an inclined surface.
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申请公布号 |
US7407022(B2) |
申请公布日期 |
2008.08.05 |
申请号 |
US20050191246 |
申请日期 |
2005.07.27 |
申请人 |
CLARKE UK, LTD. |
发明人 |
MUNDELL DAVID;GARRICK DAVID STEPHEN |
分类号 |
E21B21/01;E21B21/06;F04B7/00;F04B15/02 |
主分类号 |
E21B21/01 |
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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