METHOD OF FILLING MINE WORKINGS,申请号SU19884357315-传众专利搜索

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发明名称	METHOD OF FILLING MINE WORKINGS
摘要
申请公布号	SU1543097(A1)	申请公布日期	1990.02.15
申请号	SU19884357315	申请日期	1988.01.04
申请人	DZHEZKAZGANSK NI PI TSVETNOJ	发明人	ZHARKENOV MARAT I,SU;NIKOLAEV EVGENIJ I,SU
分类号	E21F15/00	主分类号	E21F15/00
代理机构		代理人
主权项
地址

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