(19)
(11) EP 2 265 749 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
10.04.2013 Bulletin 2013/15

(45) Mention of the grant of the patent:
26.12.2012 Bulletin 2012/52

(21) Application number: 08733648.3

(22) Date of filing: 20.03.2008
(51) International Patent Classification (IPC): 
C25C 1/06(2006.01)
C25B 11/04(2006.01)
C25C 7/02(2006.01)
 C22B 7/00(2006.01)
C25B 1/26(2006.01)
(86) International application number:
PCT/CA2008/000544
(87) International publication number:
WO 2009/114925 (24.09.2009 Gazette 2009/39)

(54)

ELECTROCHEMICAL PROCESS FOR THE RECOVERY OF METALLIC IRON AND CHLORINE VALUES FROM IRON-RICH METAL CHLORIDE WASTES

ELEKTROCHEMISCHES VERFAHREN ZUR RÜCKGEWINNUNG VON EISENMETALL- UND CHLORWERTSTOFFEN AUS EISENREICHEN METALLCHLORIDABFÄLLEN

PROCÉDÉ ÉLECTROCHIMIQUE POUR LA RÉCUPÉRATION DE VALEURS DE FER MÉTALLIQUE ET DE CHLORE À PARTIR DE DÉCHETS DE CHLORURE MÉTALLIQUE RICHE EN FER

(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 MT NL NO PL PT RO SE SI SK TR

(43) Date of publication of application:
29.12.2010 Bulletin 2010/52

(73) Proprietor: Rio Tinto Fer et Titane Inc.
Sorel-Tracy, QC J3R 1M6 (CA)

(72) Inventors:
  • CARDARELLI, François
    Terrebonne Quebec J6V 1M2 (CA)
  • LEFEBVRE, Sylvain
    Sorel-Tracy Quebec J3P 2S4 (CA)
  • TOUSIGNANT, Claude
    Sorel-Tracy Quebec J3R 2N6 (CA)
  • HUDON, Guillaume
    Sorel-Tracy Quebec J3R 5L8 (CA)

(74) Representative: Teipel, Stephan et al
Lederer & Keller Patentanwälte Unsöldstrasse 2
80538 München
80538 München (DE)


(56) References cited: : 
WO-A1-95/23880
CA-A1- 1 044 641
JP-A- 2 015 187
 WO-A1-2008/034212
CA-A1- 2 022 296
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).