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发明名称
Process for reducing iron ores at low temperatures
摘要
申请公布号
US2932563(A)
申请公布日期
1960.04.12
申请号
US19550534685
申请日期
1955.09.16
申请人
JOHANNES BERNHARD HAHN
发明人
HAKEN KURD VON
分类号
C21B13/00;C21B13/02;C21B13/06
主分类号
C21B13/00
代理机构
代理人
主权项
地址
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