发明名称 Method for the removal of sulfur in the nickel leaching process
摘要 Invention relates to a method for the removal of sulfur from the leaching cycle of nickel processes such as leaching of nickel matte. According to the method, anolyte generated in nickel electrowinning is neutralized with the aid of a calcium-based neutralizing agents, wherein sulfur is removed from the leaching cycle as gypsum.
申请公布号 US6387240(B1) 申请公布日期 2002.05.14
申请号 US20010762443 申请日期 2001.03.16
申请人 OUTOKUMPU OYJ 发明人 ROSENBACK LEIF
分类号 C22B3/08;C22B3/38;C22B23/00;C25C1/08;(IPC1-7):C25C1/08 主分类号 C22B3/08
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