Title:
硫酸亜鉛溶液からのタリウム除去方法
Document Type and Number:
Japanese Patent JP4914976
Kind Code:
B2
Abstract:
To provide a method for improving the removal rate of thallium from a zinc sulfate solution with high efficiency without increasing the conventional stages and equipment, and also without increasing the amount of zinc dust to be used in the wet refining of zinc.
The method for removing thallium from a zinc sulfate solution is characterized in that, in the method for treating a zinc sulfate solution used for an electrolytic solution in zinc refining, the zinc sulfate solution is a thallium-containing zinc sulfate solution, and zinc dust and a copper source are added to the thallium-containing zinc sulfate solution.
COPYRIGHT: (C)2007,JPO&INPIT
Inventors:
Daigo Usuda
Application Number:
JP2005289882A
Publication Date:
April 11, 2012
Filing Date:
October 03, 2005
Export Citation:
Assignee:
DOWA Metals & Mind Co., Ltd.
International Classes:
C25C7/06; C22B3/46; C22B19/20; C25C1/16
Domestic Patent References:
JP60059030A | ||||
JP10046274A | ||||
JP63312991A | ||||
JP62188734A |
Attorney, Agent or Firm:
Koichi Hirota
Yoshihiro Nagare
Naoko Matsuda
Yoshihiro Nagare
Naoko Matsuda