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发明名称
METHOD OF MINING THICK ORE DEPOSITS
摘要
申请公布号
SU1638304(A1)
申请公布日期
1991.03.30
申请号
SU19894663565
申请日期
1989.03.20
申请人
LE G PNII "GIPRONIKEL";VNII GORNOJ GEOMEKHANIKI MARK
发明人
AFANASEV YURIJ S,SU;REDKIN VALERIJ A,SU;MYAKOTIN VLADIMIR V,SU;SMIRNOV ALBERT A,SU;PALIJ VIKTOR D,SU;ORT VLADIMIR G,SU
分类号
E21C41/16
主分类号
E21C41/16
代理机构
代理人
主权项
地址
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