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发明名称
Verfahren zum Gewinnen von Metallen im Drehofen
摘要
申请公布号
DE840439(C)
申请公布日期
1952.06.09
申请号
DE1949S000622
申请日期
1949.11.05
申请人
SOCIETE FRANCAISE DES CHARBONNAGES DU TONKIN
发明人
BEAUCHESNE PAUL;DEVILLE RENE SAINTE-CLAIRE
分类号
C21B13/08;C22B5/00
主分类号
C21B13/08
代理机构
代理人
主权项
地址
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