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发明名称
Roasting-reaction process for the treatment of lead ores
摘要
申请公布号
GB493858(A)
申请公布日期
1938.10.17
申请号
GB19370010761
申请日期
1937.04.15
申请人
METALLGESELLSCHAFT AKTIENGESELLSCHAFT
发明人
分类号
C22B13/00;C22B13/02
主分类号
C22B13/00
代理机构
代理人
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