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发明名称
Downhole signal source Location
摘要
申请公布号
EP0905351(A3)
申请公布日期
2000.07.12
申请号
EP19980307760
申请日期
1998.09.24
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
MANDAL, BATAKRISHNA;MINEAR, JOHN W.;BIRCHAK, JAMES ROBERT
分类号
E21B47/022;(IPC1-7):E21B47/022;G01V1/42
主分类号
E21B47/022
代理机构
代理人
主权项
地址
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