METHOD FOR DEGASSING COAL SEAMS,申请号SU19813314562-传众专利搜索

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发明名称	METHOD FOR DEGASSING COAL SEAMS
摘要
申请公布号	SU977827(A1)	申请公布日期	1982.11.30
申请号	SU19813314562	申请日期	1981.04.03
申请人	REVOLYUTSII I GORNOGO DELA IM.A.A.SKOCHINSKOGO	发明人	YUDIN YURIJ P,SU;ZHUKOVIN YURIJ D,SU;DONSKAYA ELENA M,SU;YUDIN SERGEJ P,SU
分类号	E21F7/00;(IPC1-7):E21F7/00	主分类号	E21F7/00
代理机构		代理人
主权项
地址

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