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发明名称
Verfahren zur Verwertung von tonerde- und kieselsaeurereichen Hochofenschlacken
摘要
申请公布号
DE662969(C)
申请公布日期
1938.09.16
申请号
DE1935R093905D
申请日期
1935.07.31
申请人
ROECHLING'SCHE EISEN- UND STAHLWERKE G.M.B.H.
发明人
JOHANNSEN DR. OTTO
分类号
C01F7/20;C21B3/06
主分类号
C01F7/20
代理机构
代理人
主权项
地址
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