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发明名称
METHOD FOR MINING GENTLY SLOPING ORE BODIES
摘要
申请公布号
RU1797657(C)
申请公布日期
1993.02.23
申请号
SU19904788770
申请日期
1990.02.05
申请人
NORILSKIJ GORNO-METALLURGICHESKIJ KOMBINAT IM.A.P.ZAVENYAGINA
发明人
NIKSHIN SERGEJ G,SU;KALUGIN ALEKSANDR S,SU;NOSENKO SERGEJ I,SU;VENGLINSKIJ GEORGIJ B,SU
分类号
E21C41/22
主分类号
E21C41/22
代理机构
代理人
主权项
地址
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