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发明名称
APPARATUS FOR VACUUM TREATMENT OF METAL MELTS
摘要
申请公布号
GB2020315(B)
申请公布日期
1982.06.23
申请号
GB19790015606
申请日期
1979.05.04
申请人
VACMETAL GES FUER VAKUUM METALLURGIE MBH
发明人
分类号
C21C7/10;C22B9/04;(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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