发明授权
- 专利标题: Method for estimating pump efficiency
- 专利标题(中): 泵效率估算方法
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申请号: US12400852申请日: 2009-03-10
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公开(公告)号: US07891237B2公开(公告)日: 2011-02-22
- 发明人: Thomas M. Mills
- 申请人: Thomas M. Mills
- 申请人地址: US TX Houston
- 专利权人: Weatherford/Lamb, Inc.
- 当前专利权人: Weatherford/Lamb, Inc.
- 当前专利权人地址: US TX Houston
- 代理机构: Patterson & Sheridan, L.L.P.
- 主分类号: F04B51/00
- IPC分类号: F04B51/00
摘要:
The present invention provides highly accurate methods for directly calculating pump fillage which avoid the need and expense of a pump dynamometer card and subsequent calculations.
公开/授权文献
- US20090232662A1 METHOD FOR ESTIMATING PUMP EFFICIENCY 公开/授权日:2009-09-17
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