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发明名称
METHOD OF PROTECTING MINE VENTILATION NETWORK AGAINST OUTBURST GAS FLOW EFFECT
摘要
申请公布号
SU621888(A1)
申请公布日期
1978.08.30
申请号
SU19772482296
申请日期
1977.05.03
申请人
INST GEOTEKHNICHESKOI MEKHANI
发明人
ABRAMOV FEDOR ALEKSEEVICH,SU;SHEVELEV GARRIJ AGAPOVICH,SU;ZASLAVSKIJ BRONISLAV LEONIDOVICH,SU;KESAR ANATOLIJ PAVLOVICH,SU
分类号
E21F1/00;E21F5/00;(IPC1-7):E21F1/00
主分类号
E21F1/00
代理机构
代理人
主权项
地址
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