SISTEMA DE TRAVAMENTO DO REVESTIMENTO REFRATARIO DA BOCA DO CONVERSOR LD,申请号BR19810006047-传众专利搜索

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发明名称	SISTEMA DE TRAVAMENTO DO REVESTIMENTO REFRATARIO DA BOCA DO CONVERSOR LD
摘要
申请公布号	BR8106047(A)	申请公布日期	1983.04.26
申请号	BR19810006047	申请日期	1981.09.22
申请人	CO SIDERURGICA NACIONAL	发明人	CID CARLOS CONDE
分类号	C21C5/44;C21D1/68;(IPC1-7):C21D1/68	主分类号	C21C5/44
代理机构		代理人
主权项
地址

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