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发明名称
СПОСОБ ОТКРЫТОЙ РАЗРАБОТКИ МЕСТОРОЖДЕНИЙ ПОЛЕЗНЫХИСКОПАЕМЫХ
摘要
申请公布号
RU2003131028(A)
申请公布日期
2005.04.10
申请号
RU20030131028
申请日期
2003.10.21
申请人
Зобнин Владислав Иванович (RU)
发明人
Зобнин Владислав Иванович (RU);Чижов Евгений Александрович (RU)
分类号
E21C41/00
主分类号
E21C41/00
代理机构
代理人
主权项
地址
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