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发明名称
Verfahren zur Gewinnung von Chrom und Eisen aus Chrom-Eisen-Erzen
摘要
申请公布号
DE1135668(B)
申请公布日期
1962.08.30
申请号
DE1952W008037
申请日期
1952.03.04
申请人
WALTER M. WEIL
发明人
COOPER HUGH SPENCER
分类号
C01G37/04;C01G49/10;C22B34/32
主分类号
C01G37/04
代理机构
代理人
主权项
地址
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