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发明名称
FREMGANGSMAATE OG ANORDNING FOR AA BESTEMME DYBDE AV PERFORERINGER.
摘要
申请公布号
NO884929(D0)
申请公布日期
1988.11.04
申请号
NO19880004929
申请日期
1988.11.04
申请人
HALLIBURTON COMPANY
发明人
SMITH, HARRY DAVIS JR.
分类号
E21B43/117;E21B47/04;E21B47/10;G01V5/08;(IPC1-7):E21B/
主分类号
E21B43/117
代理机构
代理人
主权项
地址
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