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发明名称
Method and apparatus for smelting fine iron ore
摘要
申请公布号
US2750276(A)
申请公布日期
1956.06.12
申请号
US19520264859
申请日期
1952.01.04
申请人
ARMCO STEEL CORPORATION
发明人
MARSHALL WILLIAM E.
分类号
C21B13/14;C22B1/10
主分类号
C21B13/14
代理机构
代理人
主权项
地址
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