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发明名称
Top blast refining process in the production of steel
摘要
申请公布号
GB700224(A)
申请公布日期
1953.11.25
申请号
GB19510023543
申请日期
1951.10.10
申请人
DEMAG AKTIENGESELLSCHAFT
发明人
分类号
C21C5/46
主分类号
C21C5/46
代理机构
代理人
主权项
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