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发明名称
METHOD OF MINING HORIZONTAL AND SLOPING SEAM DEPOSITS OF MINERALS
摘要
申请公布号
SU1537814(A1)
申请公布日期
1990.01.23
申请号
SU19884389477
申请日期
1988.03.09
申请人
VNII ZOLOTA REDKIKH METALLOV
发明人
KUDLAJ EVGENIJ D,SU;DUSHKIN ALEKSANDR N,SU;KUDLAJ YURIJ E,SU
分类号
E21C41/22
主分类号
E21C41/22
代理机构
代理人
主权项
地址
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