Title:
LITHIUM ISOTOPE CONCENTRATION DEVICE, MULTI-STAGE LITHIUM ISOTOPE CONCENTRATION DEVICE, AND LITHIUM ISOTOPE CONCENTRATION METHOD
Document Type and Number:
WIPO Patent Application WO/2023/003044
Kind Code:
A1
Abstract:
A lithium isotope concentration device 10 according to the present invention is provided with a process tank 1 which is divided into a supply tank 11 and a recovery tank 12 by means of an electrolyte membrane 2 that has lithium ion conductivity; and a main power supply 51, which is connected between electrodes 31, 32 that are provided on both surface of the electrolyte membrane 2, and a sub power supply 52, which is connected between the electrode 31 and a sub electrode 33 that is provided within the supply tank 11 at a distance from the electrolyte membrane 2, alternately apply a voltage.
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Inventors:
SASAKI KAZUYA (JP)
SHINMURA KIYOTO (JP)
SHINMURA KIYOTO (JP)
Application Number:
PCT/JP2022/028416
Publication Date:
January 26, 2023
Filing Date:
July 21, 2022
Export Citation:
Assignee:
UNIV HIROSAKI (JP)
International Classes:
B01D59/38; C25B1/16; C25B9/00; C25B9/23; C25B9/70
Foreign References:
| JP2019141808A | 2019-08-29 | |||
| JP2019141807A | 2019-08-29 | |||
| CN112473370A | 2021-03-12 | |||
| JP2002079059A | 2002-03-19 | |||
| JP5429658B2 | 2014-02-26 | |||
| JP6233877B2 | 2017-11-22 | |||
| JP2019141807A | 2019-08-29 | |||
| JP2019141808A | 2019-08-29 |
Other References:
SHUNSUKE HONDAKIYOTO SHIN-MURAKAZUYA SASAKI: "Lithium isotope enrichment by electrochemical pumping using solid lithium electrolytes", JOURNAL OF THE CERAMIC SOCIETY OF JAPAN, vol. 126, May 2018 (2018-05-01), pages 331 - 335
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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