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发明名称
HYDRAULIC REAMER
摘要
申请公布号
RU2070956(C1)
申请公布日期
1996.12.27
申请号
RU19940025101
申请日期
1994.07.04
申请人
KAMSKIJ NAUCHNO-ISSLEDOVATELSKIJ INSTITUT KOMPLEKSNYKH ISSLEDOVANIJ GLUBOKIKH I SVERKHGLUBOKIKH SKVAZHIN
发明人
VANTSEV VADIM YU;KOZUBOVSKIJ IGOR A;SAFRONOV ALEKSANDR V;BANNYKH ANATOLIJ V;KAPLUN VYACHESLAV A
分类号
E21B7/28;(IPC1-7):E21B7/28
主分类号
E21B7/28
代理机构
代理人
主权项
地址
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