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发明名称
STEEP-DIPPING ORE BODY WORKING METHOD
摘要
申请公布号
RU2001271(C1)
申请公布日期
1993.10.15
申请号
SU19904855901
申请日期
1990.08.01
申请人
INSTITUT GORNOGO DELA DVO RAN
发明人
KURSAKIN GENNADIJ A
分类号
E21C41/22;(IPC1-7):E21C41/22
主分类号
E21C41/22
代理机构
代理人
主权项
地址
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