COMPOSITION FOR HARDENING ROCK AREA,申请号SU19782624319-传众专利搜索

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发明名称	COMPOSITION FOR HARDENING ROCK AREA
摘要
申请公布号	SU769001(A1)	申请公布日期	1980.10.07
申请号	SU19782624319	申请日期	1978.06.06
申请人	VNI PK I DOBYCHI UGLYA GIDRAVLICHESKIM SPOSOBOM "VNIIGIDROUGOL"	发明人	ZAVERTAJLO VASILIJ F,SU;KOVALENKO ANGELINA ,SU
分类号	E21D21/00;(IPC1-7):E21D21/00	主分类号	E21D21/00
代理机构		代理人
主权项
地址

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