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发明名称
METHOD OF EXCAVATING THICK ORE DEPOSITS
摘要
申请公布号
SU663843(A1)
申请公布日期
1979.05.25
申请号
SU19772559064
申请日期
1977.12.22
申请人
KUZBASSKIJ POLT I MINISTERSTVA VYSSHEGO SREDNEGO SP OBRAZOVANIYA RSFSR
发明人
SHAPOSHNIKOV VIKTOR D,SU;DUBYNIN NIKOLAJ G,SU;KOVALENKO VIKTOR A,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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