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发明名称
METHOD OF DEGASSING MINES THROUGH VERTICAL HOLES DRILLED FROM THE SURFACE
摘要
申请公布号
SU1509548(A1)
申请公布日期
1989.09.23
申请号
SU19843748209
申请日期
1984.06.01
申请人
INST PROBLEM KOMPLEKSNOGO OSVOENIYA NEDR AN SSSR
发明人
DRIZHD NIKOLAJ A,SU;BAJMUKHAMETOV SERGAZY K,SU;AJRUNI ARSEN T,SU;STAVROVSKIJ VIKTOR A,SU;SHVETS IGOR A,SU;BUBLIKOV YURIJ L,SU
分类号
E21F7/00
主分类号
E21F7/00
代理机构
代理人
主权项
地址
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