METHOD OF CONTROLLING ASH CONTENT OF COAL EXCAVATED BY BUCKET-WHEEL EXCAVATORS,申请号SU19782610071-传众专利搜索

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发明名称	METHOD OF CONTROLLING ASH CONTENT OF COAL EXCAVATED BY BUCKET-WHEEL EXCAVATORS
摘要
申请公布号	SU798301(A1)	申请公布日期	1981.01.23
申请号	SU19782610071	申请日期	1978.04.18
申请人	INST GORNOGO DELA AN KAZAKHSKOJ SSR;INST "KARAGANDAGIPROSHAKHT"	发明人	FEDORYAKIN NIKOLAJ ,SU;FEDOTOV IVAN P,SU;RIDEL ROBERT ,SU;VINNITSKIJ LEV S,SU
分类号	E21C41/00;(IPC1-7):E21C41/00	主分类号	E21C41/00
代理机构		代理人
主权项
地址

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