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发明名称
Verfahren zur Entfernung von Eisen aus eisenhaltigen Stoffen
摘要
申请公布号
DE492557(C)
申请公布日期
1930.02.25
申请号
DE1924B115976D
申请日期
1924.10.05
申请人
I. G. FARBENINDUSTRIE AKT.-GES.
发明人
分类号
C01F7/20;C04B33/10;C09C1/22
主分类号
C01F7/20
代理机构
代理人
主权项
地址
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