METHOD OF REERECTING POWER SUPPORTS IN PILLAR-TYPE PREPARATION OF COAL BEDS AND THEIR MINING WITH STOPES,申请号SU19833624915-传众专利搜索

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发明名称	METHOD OF REERECTING POWER SUPPORTS IN PILLAR-TYPE PREPARATION OF COAL BEDS AND THEIR MINING WITH STOPES
摘要
申请公布号	SU1183677(A1)	申请公布日期	1985.10.07
申请号	SU19833624915	申请日期	1983.07.21
申请人	VNI PK UGOLNYJ I "KNIUI"	发明人	ANTONENKO SERGEJ V,SU;NOGAJBAEV AMANGELDY O,SU;ANTONENKO VLADIMIR V,SU
分类号	E21D23/00;(IPC1-7):E21C41/04	主分类号	E21D23/00
代理机构		代理人
主权项
地址

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