MINE WORKING PROCESS WITH CARBON THICK LASYERS UNDERMINING AND MECHANIZED FOR PROCESS APLICATION,申请号RO19880135086-传众专利搜索

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发明名称	MINE WORKING PROCESS WITH CARBON THICK LASYERS UNDERMINING AND MECHANIZED FOR PROCESS APLICATION
摘要
申请公布号	RO105304(B1)	申请公布日期	1994.08.20
申请号	RO19880135086	申请日期	1988.09.08
申请人	COMBINATUL MINIER VALEA JIULUI, PETROSANI, JUDETUL HUNEDOARA	发明人	ILIAS NICOLAE;ANDRAS IOSIF;ONICA ILIE;CHIRIL GEORGE
分类号	E21D15/02;(IPC1-7):E21D15/02	主分类号	E21D15/02
代理机构		代理人
主权项
地址

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