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发明名称
METHOD OF MINING ORE BODIES IN LAYERS WITH FILLING-UP
摘要
申请公布号
SU1509531(A1)
申请公布日期
1989.09.23
申请号
SU19874336050
申请日期
1987.12.01
申请人
INST GORNOGO DELA SO AN SSSR
发明人
SHTELE VLADIMIR I,SU;KUSINSH YANIS YA,SU;MALETIN LEONID V,SU;MOKHOV ALEKSANDR I,SU
分类号
E21C41/16
主分类号
E21C41/16
代理机构
代理人
主权项
地址
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