METHOD OF MINING PROTECTION FROM POINT OF VIEW OF COAL ANG GAS BURSTS DANGER,申请号CS19860001028-传众专利搜索

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发明名称	METHOD OF MINING PROTECTION FROM POINT OF VIEW OF COAL ANG GAS BURSTS DANGER
摘要
申请公布号	CS257897(B1)	申请公布日期	1988.06.15
申请号	CS19860001028	申请日期	1986.02.14
申请人	DITTRICH,HORST,CS;SMID,MIROSLAV,CS;STEJSKAL,JAN,CS;NADVORNIK,PAVEL,CS;KUBA,EDUARD,CS	发明人	DITTRICH,HORST,CS;SMID,MIROSLAV,CS;STEJSKAL,JAN,CS;NADVORNIK,PAVEL,CS;KUBA,EDUARD,CS
分类号	E21F5/00;(IPC1-7):E21F5/00	主分类号	E21F5/00
代理机构		代理人
主权项
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