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发明名称
METHOD FOR RECULTIVATION OF TERRITORY DESTROYED BY OPENCAST MINING
摘要
申请公布号
RU1838506(C)
申请公布日期
1993.08.30
申请号
SU19904912229
申请日期
1990.12.17
申请人
REDAKOV IGOR V
发明人
REDAKOV IGOR V
分类号
E02D17/20
主分类号
E02D17/20
代理机构
代理人
主权项
地址
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