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发明名称
METHOD OF EXCAVATING MINERAL DEPOSITS
摘要
申请公布号
SU617600(A1)
申请公布日期
1978.07.30
申请号
SU19772458018
申请日期
1977.03.01
申请人
VNII ZOLOTA REDKIKH METALLOV
发明人
EMELYANOV VIKTOR ,SU;SALMANOV RIFKAT N,SU;MAMAEV YURIJ A,SU;EGUPOV ANATOLIJ A,SU;MACHNEV FEDOR F,SU
分类号
(IPC1-7):E21C41/06
主分类号
(IPC1-7):E21C41/06
代理机构
代理人
主权项
地址
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