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发明名称
Vorrichtung zum Vakuumentgasen von schmelzflüssigem Metall, insbesondere Stahl
摘要
申请公布号
AT294166(B)
申请公布日期
1971.11.10
申请号
AT19670000637
申请日期
1967.01.23
申请人
DRAVO CORPORATION
发明人
分类号
C21C7/10;(IPC1-7):C21C7/10
主分类号
C21C7/10
代理机构
代理人
主权项
地址
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