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发明名称
DEVICE FOR DETERMINING MECHANICAL PROPERTIES OF ROCK MASS
摘要
申请公布号
SU861601(A1)
申请公布日期
1981.09.07
申请号
SU19792876604
申请日期
1979.12.25
申请人
VNII GORNOJ GEOMEKHANIKI MARKSHEJDERSKOGO DELA MINISTERSTVA UGOLNOJ PROMY SSSR
发明人
NIMETS ANANIJ I,SU;KUZNETSOV GRIGORIJ N,SU;KARTASHOV YURIJ M,SU;MONAKHOV VYACHESLAV N,SU
分类号
E21C39/00;(IPC1-7):E21C39/00
主分类号
E21C39/00
代理机构
代理人
主权项
地址
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