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发明名称
PROCESS OF DEVELOPMENT OF GENTLY DIPPING AND INCLINED COAL SEAMS
摘要
申请公布号
RU2057935(C1)
申请公布日期
1996.04.10
申请号
RU19930006355
申请日期
1993.02.03
申请人
KRYLOV VLADIMIR S;LYUBOGOSHEV VIKTOR I;DYUPIN ANATOLIJ YU;NIKITIN VYACHESLAV V;FRYANOV VIKTOR N
发明人
KRYLOV VLADIMIR S;LYUBOGOSHEV VIKTOR I;DYUPIN ANATOLIJ YU;NIKITIN VYACHESLAV V;FRYANOV VIKTOR N
分类号
E21C41/18;(IPC1-7):E21C41/18
主分类号
E21C41/18
代理机构
代理人
主权项
地址
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