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发明名称
Improvements relating to apparatus for extracting gases from molten metal
摘要
申请公布号
GB807931(A)
申请公布日期
1959.01.28
申请号
GB19560026904
申请日期
1956.09.03
申请人
DORTMUND-HORDER HUTTENUNION AKTIENGESELLSCHAFT
发明人
分类号
C21C7/10
主分类号
C21C7/10
代理机构
代理人
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