COOLED NOZZLE,IN PARTICULAR BLAST-FURNACE TUYERE,申请号PL19790212700-传众专利搜索

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发明名称	COOLED NOZZLE,IN PARTICULAR BLAST-FURNACE TUYERE
摘要
申请公布号	PL128951(B1)	申请公布日期	1984.03.31
申请号	PL19790212700	申请日期	1979.01.10
申请人		发明人
分类号	C21B;C21B7/16;(IPC1-7):C21B7/16	主分类号	C21B
代理机构		代理人
主权项
地址

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