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经营范围
发明名称
Procédé de récupération de manganèse à partir de résidus de traitement métallurgiques, tels que notamment laitiers et poussières, ainsi que de minerais, et installation pour sa mise en oeuvre
摘要
申请公布号
FR1204649(A)
申请公布日期
1960.01.27
申请号
FRD1204649
申请日期
1958.05.03
申请人
发明人
WEIL WALTER M.
分类号
C22B47/00
主分类号
C22B47/00
代理机构
代理人
主权项
地址
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