Title:
METHOD OF EXTRACTING LITHIUM WITH HIGH PURITY FROM LITHIUM BEARING SOLUTION BY ELECTROLYSIS
Document Type and Number:
WIPO Patent Application WO/2012/021033
Kind Code:
A3
Abstract:
The present invention relates to a method of extracting lithium with high purity from a lithium bearing solution by electrolysis. More specifically, the present invention provides a method of economical extraction of lithium from the lithium bearing solution by adding a phosphorous supplying material to the solution to prepare a lithium phosphate aqueous solution subject to electrolysis.
Inventors:
CHON UONG (KR)
KIM KI HONG (KR)
KWON OH JOON (KR)
SONG CHANG HO (KR)
HAN GI CHUN (KR)
KIM KI YOUNG (KR)
KIM KI HONG (KR)
KWON OH JOON (KR)
SONG CHANG HO (KR)
HAN GI CHUN (KR)
KIM KI YOUNG (KR)
Application Number:
PCT/KR2011/005961
Publication Date:
May 24, 2012
Filing Date:
August 12, 2011
Export Citation:
Assignee:
RES INST IND SCIENCE & TECH (KR)
CHON UONG (KR)
KIM KI HONG (KR)
KWON OH JOON (KR)
SONG CHANG HO (KR)
HAN GI CHUN (KR)
KIM KI YOUNG (KR)
CHON UONG (KR)
KIM KI HONG (KR)
KWON OH JOON (KR)
SONG CHANG HO (KR)
HAN GI CHUN (KR)
KIM KI YOUNG (KR)
International Classes:
C25C1/22
Foreign References:
| JP2003049291A | 2003-02-21 | |||
| US4988417A | 1991-01-29 | |||
| JP2004218078A | 2004-08-05 | |||
| US4804448A | 1989-02-14 |
Other References:
See also references of EP 2603620A4
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (649-10 Yoksam-dong, Kangnam-ku, Seoul 135-080, KR)
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