DEVICE FOR DELIVERING HARDENING MATERIAL BEHIND PROGRESSIVE SHUTTERING IN SUPPORTING MINE WORKINGS,申请号RU19950116493-传众专利搜索

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发明名称	DEVICE FOR DELIVERING HARDENING MATERIAL BEHIND PROGRESSIVE SHUTTERING IN SUPPORTING MINE WORKINGS
摘要
申请公布号	RU2096624(C1)	申请公布日期	1997.11.20
申请号	RU19950116493	申请日期	1995.09.22
申请人	GOSUDARSTVENNYJ NAUCHNO-ISSLEDOVATELSKIJ, PROEKTNO-KONSTRUKTORSKIJ I PROEKTNYJ UGOLNYJ INSTITUT S EKSPERIMENTALNYM ZAVODOM "PECHORNIIPROEKT";VORKUTINSKOE PROIZVODSTVENNOE OB"EDINENIE PO DOBYCHE UGLYA "VORKUTAUGOL"	发明人	SMIRNOV MIKHAIL I;AKAKIEV SPARTAK L;SAMOJLOV SERGEJ V;ZAJTSEV YURIJ F
分类号	E21D11/00;(IPC1-7):E21D11/00	主分类号	E21D11/00
代理机构		代理人
主权项
地址

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