METHOD OF PULSED ACTION ON GAS-BEARING COAL BED,申请号SU19904857548-传众专利搜索

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发明名称	METHOD OF PULSED ACTION ON GAS-BEARING COAL BED
摘要
申请公布号	SU1765465(A1)	申请公布日期	1992.09.30
申请号	SU19904857548	申请日期	1990.08.07
申请人	G MAKEEVSKIJ NII PO BEZOPASNOSTI RABOT V GORNOJ PROMYSHLENNOSTI	发明人	NOZHKIN NIKOLAJ V,SU;BUKHANTSOV ALEKSANDR I,SU;STOYAN NIKOLAJ M,SU;ZAKUKUEV VLADIMIR S,SU;FILONENKO STANISLAV YA,SU
分类号	E21F5/02	主分类号	E21F5/02
代理机构		代理人
主权项
地址

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