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经营范围
发明名称
WELL-LOGGING APPARATUS
摘要
申请公布号
SU717300(A1)
申请公布日期
1980.02.25
申请号
SU19782564223
申请日期
1978.01.03
申请人
TREST "VOLGOGRADNEFTEGEOFIZIKA"
发明人
SOKOLOV VALERIJ A,SU
分类号
E21B47/00;E21B47/12;(IPC1-7):E21B47/00
主分类号
E21B47/00
代理机构
代理人
主权项
地址
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