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发明名称
METHOD FOR PROTECTION OF VERTICAL SHAFTS FROM ROCK PRESSURE
摘要
申请公布号
RU2039282(C1)
申请公布日期
1995.07.09
申请号
SU19925032395
申请日期
1992.03.16
申请人
SANKT-PETERBURGSKIJ GOSUDARSTVENNYJ GORNYJ INSTITUT IM.G.V.PLEKHANOVA (TEKHNICHESKIJ UNIVERSITET)
发明人
ABASHIN SERGEJ I;BOJTSOV NIKOLAJ P;MISHEDCHENKO ANATOLIJ D;OBRUCHEV YURIJ S;SKUMS IGOR N
分类号
E21D5/00;(IPC1-7):E21D5/00
主分类号
E21D5/00
代理机构
代理人
主权项
地址
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