Perfectionnements apporté à la fabrication de l'acier au convertisseur,申请号FRD1055066-传众专利搜索

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发明名称	Perfectionnements apporté à la fabrication de l'acier au convertisseur
摘要
申请公布号	FR1055066(A)	申请公布日期	1954.02.16
申请号	FRD1055066	申请日期	1952.04.22
申请人		发明人	COHEUR PIERRE
分类号	C21C5/28	主分类号	C21C5/28
代理机构		代理人
主权项
地址

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