UN PROCEDIMIENTO PARA EL TRATAMIENTO DE METALES FERROSOS,申请号ES19520002068-传众专利搜索

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发明名称	UN PROCEDIMIENTO PARA EL TRATAMIENTO DE METALES FERROSOS
摘要
申请公布号	ES206852(A1)	申请公布日期	1954.05.01
申请号	ES19520002068	申请日期	1952.12.18
申请人	DAVY AND UNITED ENGINEERING COMPANY, LIMITED	发明人
分类号	(IPC1-7):C21C;C22	主分类号	(IPC1-7):C21C
代理机构		代理人
主权项
地址

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