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经营范围
发明名称
Perfectionnements aux procédés d'obtention de l'aluminium
摘要
申请公布号
FR1034301(A)
申请公布日期
1953.07.22
申请号
FRD1034301
申请日期
1951.03.22
申请人
SOCIETE D'ELECTRO-CHIMIE, D'ELECTRO-METALLURGIE ET DES ACIERIES ELECTRIQUES D'UGINE
发明人
分类号
C22B21/00
主分类号
C22B21/00
代理机构
代理人
主权项
地址
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