METHODS OF WORKING-OUT THICK GENTLY SLOPING COAL VEINE,申请号SU19742014151-传众专利搜索

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发明名称	METHODS OF WORKING-OUT THICK GENTLY SLOPING COAL VEINE
摘要
申请公布号	SU563496(A1)	申请公布日期	1977.06.30
申请号	SU19742014151	申请日期	1974.04.08
申请人	UNIV DRUZHBY NARODOV IM.PATRISA LUMUMBY	发明人	ALEKSEENKO VLADIMIR B,SU;BRAGINTSEV VIKTOR F,SU;MASHKOVTSEV IGOR L,SU;SEMENOV VYACHESLAVSERGEEVICH,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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