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经营范围
发明名称
Refining of cathode copper
摘要
申请公布号
US2142090(A)
申请公布日期
1939.01.03
申请号
US19380188925
申请日期
1938.02.05
申请人
SOCIETE GENERALE METALLURGIQUE DE HOBOKEN
发明人
BERCOVICI LEON
分类号
C22B9/00;C22B15/00
主分类号
C22B9/00
代理机构
代理人
主权项
地址
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