METHOD OF MINING GENTLY-SLOPING SEAMS,申请号SU19884392444-传众专利搜索

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发明名称	METHOD OF MINING GENTLY-SLOPING SEAMS
摘要
申请公布号	SU1537809(A1)	申请公布日期	1990.01.23
申请号	SU19884392444	申请日期	1988.03.15
申请人	DO I POVYSHENIYA KVALIFIKATSII RUKOVODYASHCHIKH RABOTNIKOV SPETSIALISTOV MINISTERSTVA UGOLNOJ PROMY SSSR	发明人	AULOV ARKADIJ V,SU;CHERNYSHKOV LEONID N,SU
分类号	E21C41/16	主分类号	E21C41/16
代理机构		代理人
主权项
地址

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