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发明名称
Method and apparatus for placing and cementing casing in horizontal wells
摘要
申请公布号
EP0846839(B1)
申请公布日期
2003.04.23
申请号
EP19970309000
申请日期
1997.11.10
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
ROGERS, HENRY E.;WEBB, EARL D.;NEAL, KENNETH G.;LAUREL, DAVID F.;HARTMAN, GRANT L.
分类号
E21B21/10;E21B23/00;E21B23/04;E21B33/16;E21B43/10;(IPC1-7):E21B33/14
主分类号
E21B21/10
代理机构
代理人
主权项
地址
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