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发明名称
METHOD OF AIRING OPEN MINES
摘要
申请公布号
SU1583625(A1)
申请公布日期
1990.08.07
申请号
SU19884410992
申请日期
1988.04.15
申请人
KRIVOROZHSKIJ GORNORUDNYJ INSTITUT
发明人
LAPSHIN ALEKSANDR E,SU;SLYUSARENKO VALENTIN G,SU;OSHMYANSKIJ IGOR B,SU
分类号
E21F1/00
主分类号
E21F1/00
代理机构
代理人
主权项
地址
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