(19)
(11) EP 2 318 558 A1

(12)

(43) Date of publication:
11.05.2011 Bulletin 2011/19

(21) Application number: 09799870.2

(22) Date of filing: 24.07.2009
(51) International Patent Classification (IPC): 
C22B 3/04(2006.01)
C22B 9/10(2006.01)
(86) International application number:
PCT/AU2009/000947
(87) International publication number:
WO 2010/009512 (28.01.2010 Gazette 2010/04)
(84) Designated Contracting States:
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 SE SI SK SM TR
Designated Extension States:
AL BA RS

(30) Priority: 24.07.2008 AU 2008903796
18.12.2008 AU 2008906523

(71) Applicant: Metquest Research India Pvt. Ltd.
Bangalore 560 037 (IN)

(72) Inventors:
  • GANNON, Raymond Peter
    Kippa Ring Queensland 4021 (AU)
  • FLUEGEL, Alexander
    NL-2564 PW Den Haag (NL)
  • MCDOUGALL, Bruce Vernon
    Buderim, Queensland 4021 (AU)

(74) Representative: Boeckh, Tobias 
HERTIN Anwaltssozietät Kurfürstendamm 54/55
10707 Berlin
10707 Berlin (DE)

   


(54) REMOVAL OF METALS FROM COMPLEX ORES