Blast furnace tuyere,申请号GB19790017273-传众专利搜索

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发明名称	Blast furnace tuyere
摘要
申请公布号	GB2021243(A)	申请公布日期	1979.11.28
申请号	GB19790017273	申请日期	1979.05.17
申请人	BROWN & SONS LTD JAMES	发明人
分类号	C21B7/16;(IPC1-7):C21B7/16;F27B1/24	主分类号	C21B7/16
代理机构		代理人
主权项
地址

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