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发明名称
PROCESSO PARA EXTRAIR METAIS PESADOS CONTIDOS EM CONCENTRADOS DE MINERIOS SULFURADOS
摘要
申请公布号
BR8101630(A)
申请公布日期
1981.09.22
申请号
BR19810001630
申请日期
1981.03.19
申请人
GIANFRANCO RAMBALDINI
发明人
DUCATI U
分类号
C22B3/00;C01G1/06;C01G9/04;C01G21/16;C22B3/04;C22B13/02;C22B19/00;C25C3/00;C25C3/34;(IPC1-7):C25C1/00;C22B13/04;C25C1/18
主分类号
C22B3/00
代理机构
代理人
主权项
地址
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