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发明名称
Well logging tool
摘要
申请公布号
GB9826022(D0)
申请公布日期
1999.01.20
申请号
GB19980026022
申请日期
1998.11.28
申请人
CONOCO (UK) LTD
发明人
分类号
E21B23/10;E21B23/14;E21B34/06;E21B47/00
主分类号
E21B23/10
代理机构
代理人
主权项
地址
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