Title:
銅転炉ダストの処理方法
Document Type and Number:
Japanese Patent JP4980399
Kind Code:
B2
Abstract:
To reduce the recovery cost of copper by reducing the content of copper in residue after separation treatment of lead in copper converter dust treatment.
The treatment method for copper converter dust includes: an oxidation-acid leaching treatment in which sulfuric acid is added to the copper converter dust, and air and/or vapor is blown therein to remove acid-insoluble metal in the copper converter dust; and a sulfurizing treatment in which a leachate after the leaching treatment is sulfurized to recover copper and arsenic.
COPYRIGHT: (C)2011,JPO&INPIT
More Like This:
| WO/1996/029439 | ATMOSPHERIC MINERAL LEACHING PROCESS |
Inventors:
Shinya Sato
Application Number:
JP2009178637A
Publication Date:
July 18, 2012
Filing Date:
July 31, 2009
Export Citation:
Assignee:
Pan Pacific Copper Co., Ltd.
International Classes:
C22B15/00; B09B3/00; C22B3/04; C22B3/26; C22B3/44; C22B7/02; C22B17/00; C22B19/20
Domestic Patent References:
| JP2007092124A | ||||
| JP2008540824A |
Attorney, Agent or Firm:
Shuhei Katayama