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发明名称
摘要
申请公布号	FR2442890(B3)	申请公布日期	1981.10.02
申请号	FR19780033911	申请日期	1978.11.29
申请人	INST RECHERCHE SIDERURGIE FSE	发明人
分类号	C21C5/48;(IPC1-7):C21C5/48	主分类号	C21C5/48
代理机构		代理人
主权项
地址

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