METHOD OF STRENGTHENING FILLING-IN MASS,申请号SU19772560120-传众专利搜索

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发明名称	METHOD OF STRENGTHENING FILLING-IN MASS
摘要
申请公布号	SU663855(A1)	申请公布日期	1979.05.25
申请号	SU19772560120	申请日期	1977.12.27
申请人	KRIVOROZHSKIJ GORNORUDNYJ INSTITUT	发明人	RUSANOV LEONID P,SU;FAUSTOV GEORGIJ T,SU
分类号	E21F15/00;(IPC1-7):E21F15/00	主分类号	E21F15/00
代理机构		代理人
主权项
地址

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