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发明名称
Procédé et dispositif pour obtenir des réactions entre des oxydes métalliques oudes minerais oxydiques et du charbon
摘要
申请公布号
FR52738(E)
申请公布日期
1945.05.17
申请号
FRD52738
申请日期
1943.01.29
申请人
DEUTSCHE EDELSTAHLWERKE AKTIENGESELLSCHAFT
发明人
BALLHAUSEN CARL
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主分类号
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