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发明名称
METAL REFINING AGENT IN PARTICULAR FOR ALUMINIUM AND ITS ALLOYS
摘要
申请公布号
PL139994(B1)
申请公布日期
1987.03.31
申请号
PL19840248260
申请日期
1984.06.15
申请人
发明人
分类号
C22B;C22B21/06;C22C;C22C1/06;(IPC1-7):C22C1/06
主分类号
C22B
代理机构
代理人
主权项
地址
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