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发明名称
Process for purifying impure lead
摘要
申请公布号
US2110446(A)
申请公布日期
1938.03.08
申请号
US19350046827
申请日期
1935.10.25
申请人
SOCIETE MINIERE ET METALLURGIQUE DE PENARROYA
发明人
LEFERRER FERDINAND
分类号
C22B13/06;C22B13/08
主分类号
C22B13/06
代理机构
代理人
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地址
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