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发明名称
REFINING ALLOYS AND METALS
摘要
申请公布号
IE852727(L)
申请公布日期
1986.05.05
申请号
IE19850002727
申请日期
1985.11.04
申请人
EXTRAMET INDUSTRIE SA
发明人
分类号
C21C1/00;C22B13/00;C22C3/00;(IPC1-7):C22C3/00
主分类号
C21C1/00
代理机构
代理人
主权项
地址
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