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发明名称
Improvements in the puriflcation of copper
摘要
申请公布号
GB416572(A)
申请公布日期
1934.09.10
申请号
GB19330003842
申请日期
1933.02.08
申请人
BRITISH NON-FERROUS METALS RESEARCH ASSOCIATION;GEOFFREY THOMAS CALLIS
发明人
分类号
C22B15/00;C22B15/14
主分类号
C22B15/00
代理机构
代理人
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地址
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