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发明名称
DEVICE FOR HYDRAULIC SHOOTING WELL
摘要
申请公布号
RU2061851(C1)
申请公布日期
1996.06.10
申请号
RU19930051050
申请日期
1993.10.27
申请人
PETROV NIKOLAJ A
发明人
PETROV NIKOLAJ A
分类号
E21B43/114;(IPC1-7):E21B43/114
主分类号
E21B43/114
代理机构
代理人
主权项
地址
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