WORKING MEMBER FOR AN EXTRACTION UNIT,申请号SU19772472970-传众专利搜索

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发明名称	WORKING MEMBER FOR AN EXTRACTION UNIT
摘要
申请公布号	SU702165(A1)	申请公布日期	1979.12.05
申请号	SU19772472970	申请日期	1977.04.11
申请人	KOMMUNARSKIJ GORNO-METALLURGICHESKIJ INSTITUT	发明人	SAVENKO YURIJ F,SU;ARKHIPOV NIKOLAJ A,SU;BELOZERTSEV VALERIJ N,SU;PODTYKALOV ALEKSANDR S,SU
分类号	E21C27/02;E21C25/04;(IPC1-7):E21C27/02	主分类号	E21C27/02
代理机构		代理人
主权项
地址

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