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发明名称
MONITORING PUMP EFFICIENCY
摘要
申请公布号
CA2686310(A1)
申请公布日期
2010.08.23
申请号
CA20092686310
申请日期
2009.11.25
申请人
CANADIAN NATURAL RESOURCES LIMITED;PYRAMID CORPORATION
发明人
ALEXANDER, BRUCE;HEGSETH, KEVIN;REITER, GLENN
分类号
E21B43/12;F04C14/08
主分类号
E21B43/12
代理机构
代理人
主权项
地址
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