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发明名称
Procédé et four pour l'extraction directe du cuivre sous forme de métal à partirde minerais, produits de concentration, etc.
摘要
申请公布号
FR821966(A)
申请公布日期
1937.12.17
申请号
FRD821966
申请日期
1937.05.18
申请人
发明人
LOHSE JULIUS
分类号
C22B5/00;C22B15/00
主分类号
C22B5/00
代理机构
代理人
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