公开(公告)号：US20060000311A1

公开(公告)日：2006-01-05

申请号：US10530947

申请日：2003-09-30

申请人： Olli Hyvarinen ,  Marika Jyrala

发明人： Olli Hyvarinen ,  Marika Jyrala

IPC分类号： C22B11/00

CPC分类号： C22B15/0091 ,  C22B11/10 ,  C22B15/0069 ,  Y02P10/236

摘要： The invention relates to a method for removing silver from a chloride solution in a copper recovery process. According to this method, silver is removed using fine-grained copper powder and mercury. Silver removal occurs in at least two stages and mercury is fed into the solution at a certain molar ratio with regard to the silver in the solution.