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发明名称
System and method for protecting a submergible motor from corrosive agents in a subterranean environment
摘要
申请公布号
GB9923368(D0)
申请公布日期
1999.12.08
申请号
GB19990023368
申请日期
1999.10.05
申请人
CAMCO INTERNATIONAL INC
发明人
分类号
E21B43/12;F04D13/08;H02K5/132
主分类号
E21B43/12
代理机构
代理人
主权项
地址
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