METHOD OF WORKING THIN COAL SEAMS,申请号SU19792747507-传众专利搜索

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发明名称	METHOD OF WORKING THIN COAL SEAMS
摘要
申请公布号	SU825958(A1)	申请公布日期	1981.04.30
申请号	SU19792747507	申请日期	1979.04.04
申请人	KOMMUNARSKIJ GORNO-METALLURGICHESKIJ INSTITUT	发明人	SAVENKO YURIJ F,SU;ARKHIPOV NIKOLAJ A,SU;BELOZERTSEV VALERIJ N,SU;ANTYUKHOV STANISLAV V,SU
分类号	(IPC1-7):E21C41/04	主分类号	(IPC1-7):E21C41/04
代理机构		代理人
主权项
地址

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