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发明名称
Methods of determining well characteristics
摘要
申请公布号
GB2031974(A)
申请公布日期
1980.04.30
申请号
GB19780040919
申请日期
1978.10.17
申请人
ALEXANDER L G
发明人
分类号
E21B47/00;E21B47/04;E21B49/08;(IPC1-7):E21B47/04
主分类号
E21B47/00
代理机构
代理人
主权项
地址
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