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发明名称
VORRICHTUNG FUER DIE GASDICHTE BESCHICKUNG VON ROHMATERIALIEN IN GESCHLOSSENE ELEKTRISCHE SCHMELZOEFEN
摘要
申请公布号
ATA257579(A)
申请公布日期
1980.12.15
申请号
AT19790002575
申请日期
1979.04.06
申请人
ELKEM-SPIGERVERKET A/S
发明人
分类号
C21C5/52;F27D3/00;(IPC1-7):C21C5/52
主分类号
C21C5/52
代理机构
代理人
主权项
地址
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