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发明名称
Tubing measuring apparatus using pulse sequences
摘要
申请公布号
US2994962(A)
申请公布日期
1961.08.08
申请号
US19570703871
申请日期
1957.12.19
申请人
SCHLUMBERGER WELL SURVEYING CORPORATION
发明人
LEBOURG MAURICE P.
分类号
E21B47/08
主分类号
E21B47/08
代理机构
代理人
主权项
地址
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