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经营范围
发明名称
Fluid pressure actuated apparatus for performing multiple well operations
摘要
申请公布号
EP0647766(B1)
申请公布日期
2000.05.24
申请号
EP19940307064
申请日期
1994.09.27
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
BURLESON, JOHN D..;MASON, JUSTIN L.;GEORGE, FLINT R.
分类号
E21B43/116;E21B43/1185;(IPC1-7):E21B43/118
主分类号
E21B43/116
代理机构
代理人
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