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发明名称
WELL LOGGING SYSTEM EMPLOYING FOCUSED CURRENT IN MEASURING RESISTIVITY WHILE DRILLING.
摘要
申请公布号
EP0310633(A4)
申请公布日期
1989.06.14
申请号
EP19880901349
申请日期
1988.02.03
申请人
EXPLORATION LOGGING, INC.
发明人
MEISNER, JAMES, EDWARD;SQUIRE, ROY, EARL;HALL, RONALD, ANTHONY;BROOKS, ANDREW, GOODWIN
分类号
G01V3/24;(IPC1-7):G01V3/20
主分类号
G01V3/24
代理机构
代理人
主权项
地址
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