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发明名称
Improvements in or relating to processes for the pre-treatment of raw thomas iron
摘要
申请公布号
GB718001(A)
申请公布日期
1954.11.03
申请号
GB19520010323
申请日期
1952.04.24
申请人
HUETTENWERK HASPE AKTIENGESELLSCHAFT
发明人
分类号
C21C1/00;C21C1/04
主分类号
C21C1/00
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代理人
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