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发明名称
METHOD FOR DRAINING OF PIPE-SHAPED MINERAL DEPOSIT
摘要
申请公布号
RU1665736(C)
申请公布日期
1996.10.20
申请号
SU19894694344
申请日期
1989.05.22
申请人
LENINGRADSKIJ GORNYJ INSTITUT IM.G.V.PLEKHANOVA
发明人
ATROSHCHENKO F.G.;MIRONENKO V.A.;LOBANOV V.V.;URALSKIJ V.I.
分类号
E02D19/10;(IPC1-7):E02D19/10
主分类号
E02D19/10
代理机构
代理人
主权项
地址
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