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发明名称
Приспособление для регулирования температуры дутья доменных печей
摘要
申请公布号
SU28493(A1)
申请公布日期
1932.12.31
申请号
SU19300075028
申请日期
1930.08.22
申请人
YAKOVLEV F.I.
发明人
YAKOVLEV F.I.
分类号
C21B7/24;C21B9/00
主分类号
C21B7/24
代理机构
代理人
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