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发明名称
GRAIN REFINING OF COPPER-BASED METALS
摘要
申请公布号
GB8918942(D0)
申请公布日期
1989.09.27
申请号
GB19890018942
申请日期
1989.08.18
申请人
LONDON & SCANDINAVIAN METALLURGICAL CO LIMITED
发明人
分类号
C22C1/03;C22C1/06
主分类号
C22C1/03
代理机构
代理人
主权项
地址
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