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经营范围
发明名称
Production fluid drainage apparatus
摘要
申请公布号
GB2356879(B)
申请公布日期
2001.07.25
申请号
GB20010003134
申请日期
1997.12.23
申请人
* HALLIBURTON ENERGY SERVICES,INC
发明人
RALPH H * ECHOLS;SYED * HAMID;DAVID W * FISH;REX D * PRESLEY;TIMOTHY E * HARMS
分类号
E21B43/08;E21B43/12;E21B43/32;(IPC1-7):E21B43/08
主分类号
E21B43/08
代理机构
代理人
主权项
地址
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