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发明名称
Heating scrap in open hearth furnaces
摘要
申请公布号
US2671724(A)
申请公布日期
1954.03.09
申请号
US19520286061
申请日期
1952.05.05
申请人
NATIONAL STEEL CORPORATION
发明人
KOMPART WALTER W.
分类号
C21C5/04
主分类号
C21C5/04
代理机构
代理人
主权项
地址
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