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发明名称
Verfahren zur Abscheidung von Tantal aus Niob und Tantal enthaltenden Legierungen.
摘要
申请公布号
AT158400(B)
申请公布日期
1940.04.10
申请号
ATD158400
申请日期
1938.03.10
申请人
SOCIETE GENERALE METALLURGIQUE DE HOBOKEN SOCIETE ANONYME
发明人
分类号
主分类号
代理机构
代理人
主权项
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