Title:
METHOD FOR COLLECTING SILVER
Document Type and Number:
WIPO Patent Application WO/2014/069463
Kind Code:
A1
Abstract:
Provided is a method for collecting silver having high purity from an acidic aqueous solution containing iron and/or zinc and silver using a simple apparatus and with high efficiency. A method for collecting silver, comprising separating iron and/or zinc and silver from each other from an acidic aqueous solution containing iron and/or zinc and silver by solvent extraction using tributylphosphoric acid as an extracting agent.
Inventors:
ONO EIKI (JP)
HATANO KAZUHIRO (JP)
HATANO KAZUHIRO (JP)
Application Number:
PCT/JP2013/079282
Publication Date:
May 08, 2014
Filing Date:
October 29, 2013
Export Citation:
Assignee:
JX NIPPON MINING & METALS CORP (JP)
International Classes:
C22B11/00; B01D11/04; C22B3/04; C22B3/26; C22B3/46; C22B7/00
Foreign References:
| JP2013112881A | 2013-06-10 | |||
| JP2010116607A | 2010-05-27 | |||
| JPS6314824A | 1988-01-22 | |||
| JP2002003958A | 2002-01-09 | |||
| JP2005060813A | 2005-03-10 | |||
| JP2008115429A | 2008-05-22 | |||
| JP2008285691A | 2008-11-27 |
Other References:
See also references of EP 2913412A4
Attorney, Agent or Firm:
AXIS Patent International (JP)
Axis international patent business corporation (JP)
Axis international patent business corporation (JP)
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