METHOD OF PROTECTION OF UNDERWORKED OBJECTS FROM UNDERFLOODING WITH GROUND AND SURFACE WATERS,申请号SU19904803873-传众专利搜索

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发明名称	METHOD OF PROTECTION OF UNDERWORKED OBJECTS FROM UNDERFLOODING WITH GROUND AND SURFACE WATERS
摘要
申请公布号	SU1700243(A1)	申请公布日期	1991.12.23
申请号	SU19904803873	申请日期	1990.02.20
申请人	VNII GORNOJ GEOMEKHANIKI MARKSHEJDERSKOGO DELA;PROIZV OB PO DOBYCHE UGLYA "KARAGANDAUGOL";SHAKHTA "IM.50-LETIYA REVOLYUTSII"	发明人	VEDYASHKIN ANATOLIJ S,SU;BAJMUKHAMETOV SERGAZY K,SU;NEFEDOV PETR P,SU;OVCHINNIKOV VIKTOR M,SU;KONDENKOV NIKOLAJ N,SU
分类号	E21C41/18	主分类号	E21C41/18
代理机构		代理人
主权项
地址

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