REDUCING IGNITION OF MINE GAS,申请号GB19850028214-传众专利搜索

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发明名称	REDUCING IGNITION OF MINE GAS
摘要
申请公布号	GB8528214(D0)	申请公布日期	1985.12.18
申请号	GB19850028214	申请日期	1985.11.15
申请人	PAURAT, F W;PURAT, R	发明人
分类号	E21C35/187;(IPC1-7):E21F9/00	主分类号	E21C35/187
代理机构		代理人
主权项
地址

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