Title:
METHOD FOR LEACHING OUT COPPER
Document Type and Number:
WIPO Patent Application WO/2013/021438
Kind Code:
A1
Abstract:
Provided is a method for leaching out copper from a copper sulfide ore using a sulfuric acid solution containing an iron-oxidizing bacterium and silver without decreasing the growth of the iron-oxidizing bacterium and without deteriorating the iron-oxidizing ability of the iron-oxidizing bacterium. A method for leaching out copper from a copper sulfide ore using a sulfuric acid solution containing an iron-oxidizing bacterium, a phenolic compound and silver as a leaching solution.
Inventors:
KUWAZAWA TAKENARI (JP)
MIURA AKIRA (JP)
ABE ATSUKO (JP)
MIURA AKIRA (JP)
ABE ATSUKO (JP)
Application Number:
PCT/JP2011/067981
Publication Date:
February 14, 2013
Filing Date:
August 05, 2011
Export Citation:
Assignee:
JX NIPPON MINING & METALS CORP (JP)
KUWAZAWA TAKENARI (JP)
MIURA AKIRA (JP)
ABE ATSUKO (JP)
KUWAZAWA TAKENARI (JP)
MIURA AKIRA (JP)
ABE ATSUKO (JP)
International Classes:
C22B15/00; C22B3/04; C22B3/18; C12N1/20
Foreign References:
| JP2011047030A | 2011-03-10 | |||
| JP2011127156A | 2011-06-30 | |||
| US4571387A | 1986-02-18 |
Attorney, Agent or Firm:
AXIS Patent International (JP)
Axis international patent business corporation (JP)
Axis international patent business corporation (JP)
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