Title:
METHOD FOR RECOVERING RARE-EARTH ELEMENTS
Document Type and Number:
WIPO Patent Application WO/2016/171236
Kind Code:
A1
Abstract:
The problem of the present invention is to provide a method for solidifying and recovering rare-earth elements using microorganisms that have the capability to solidify rare-earth elements, and to provide a device for recovering rare-earth elements. The present invention provides a method for recovering rare-earth elements, including: a step for culturing microorganisms that have the capability to solidify rare-earth elements, the microorganisms being cultured in a solution that contains a rare-earth element, to thereby solidify the rare-earth element; and a step for treating the microorganisms including the solidified rare-earth element using a chelating agent or an acid to thereby recover the rare-earth element.
Inventors:
YAMASHITA MITSUO (JP)
Application Number:
PCT/JP2016/062711
Publication Date:
October 27, 2016
Filing Date:
April 22, 2016
Export Citation:
Assignee:
SHIBAURA INST OF TECH (JP)
International Classes:
C22B59/00; C12M1/00; C12N1/00; C12P3/00; C22B3/02; C22B3/18
Domestic Patent References:
| WO2014178360A1 | 2014-11-06 |
Foreign References:
| JPS466706B1 | ||||
| JPS5989733A | 1984-05-24 | |||
| JPH01133920A | 1989-05-26 | |||
| JPH01502976A | 1989-10-12 | |||
| JP2015045041A | 2015-03-12 |
Attorney, Agent or Firm:
SIKs & Co. (JP)
Patent business corporation patent firm Sykes (JP)
Patent business corporation patent firm Sykes (JP)
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