WASTE GAS EXHAUST HOOD FOR EXTRACTION OF GASES FROM ABOVE AN ARC FURNACE,申请号PL19850255934-传众专利搜索

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发明名称	WASTE GAS EXHAUST HOOD FOR EXTRACTION OF GASES FROM ABOVE AN ARC FURNACE
摘要
申请公布号	PL149308(B1)	申请公布日期	1990.01.31
申请号	PL19850255934	申请日期	1985.10.25
申请人		发明人
分类号	B08B15/02;F27B3/10;F27D;F27D17/00;(IPC1-7):F27D17/00	主分类号	B08B15/02
代理机构		代理人
主权项
地址

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