METHOD OF FILLING EXCAVATED AREA AT WORKING STEEPLY SLOPING ORE BODY WHILE DESCENDING ALONG IT,申请号SU19803222380-传众专利搜索

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发明名称	METHOD OF FILLING EXCAVATED AREA AT WORKING STEEPLY SLOPING ORE BODY WHILE DESCENDING ALONG IT
摘要
申请公布号	SU998774(A1)	申请公布日期	1983.02.23
申请号	SU19803222380	申请日期	1980.12.22
申请人	URALSKIJ NI PI MEDNOJ PROMY "UNIPROMED"	发明人	BERKOVICH VYACHESLAV KH,SU;BULATOV VIKTORIN F,SU;NAUMOV ALEKSANDR M,SU;PILENKOV YURIJ A,SU
分类号	E21F15/08;(IPC1-7):E21F15/08;E21C41/04	主分类号	E21F15/08
代理机构		代理人
主权项
地址

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