(19)
(11) EP 2 885 436 A1

(12)

(43) Date of publication:
24.06.2015 Bulletin 2015/26

(21) Application number: 13879584.4

(22) Date of filing: 14.08.2013
(51) International Patent Classification (IPC): 
C22B 59/00(2006.01)
C25C 3/34(2006.01)
C22B 7/00(2006.01)
(86) International application number:
PCT/SE2013/050970
(87) International publication number:
WO 2014/027950 (20.02.2014 Gazette 2014/08)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 17.08.2012 SE 1250932

(71) Applicant: Jernkontoret
111 87 Stockholm (SE)

(72) Inventors:
  • SEETHARAMAN, Seshadri
    S-187 52 Täby (SE)
  • TENG, Lidong
    S-722 46 Västerås (SE)
  • SEETHARAMAN, Sridhar
    Pittsburgh, PA 15247 (US)
  • BARATI, Mansoor
    North York, Ontario M2N0A2 (CA)

(74) Representative: Johansson, Lars E. 
Hynell Patenttjänst AB P.O. Box 138
683 23 Hagfors
683 23 Hagfors (SE)

   


(54) RECOVERY OF RARE EARTH METALS