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发明名称
DEVICE FOR BOREHOLE HYDRAULIC MINING OF USEFUL MINERALS
摘要
申请公布号
SU1095014(A1)
申请公布日期
1984.05.30
申请号
SU19833563750
申请日期
1983.02.04
申请人
MO GEOLOGORAZVEDOCHNYJ I IM.S.ORDZHONIKIDZE
发明人
ABRAMOV GRIGORIJ YU,SU;MALUKHIN NIKOLAJ G,SU;CHESNOKOV NIKITA N,SU;BALAEV VYACHESLAV A,SU
分类号
E21C45/00
主分类号
E21C45/00
代理机构
代理人
主权项
地址
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