(19)
(11) EP 2 402 291 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:
07.08.2013 Bulletin 2013/32

(45) Mention of the grant of the patent:
26.06.2013 Bulletin 2013/26

(21) Application number: 11179386.5

(22) Date of filing: 13.04.2006
(51) International Patent Classification (IPC): 
C02F 1/469(2006.01)
B01D 61/48(2006.01)
B01D 61/52(2006.01)
 G01N 30/34(2006.01)
B01J 47/08(2006.01)
G01N 30/96(2006.01)

(54)

A method of simultaneous anion and cation suppression in a continuous electrodeionisation apparatus

Verfahren zur simultanen Anion- und Kationsuppression in einer Vorrichtung zur kontinuierlichen Elektrodeionisation

Procédé de suppression simultanée d'anions et de cations dans un appareil de désionisation électrique en continu

(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

(30) Priority: 14.04.2005 US 671371 P
12.04.2006 US 403737

(43) Date of publication of application:
04.01.2012 Bulletin 2012/01

(62) Application number of the earlier application in accordance with Art. 76 EPC:
06740917.7 / 1868947

(73) Proprietor: Trovion Pte. Ltd.
Singapore 408868 (SG)

(72) Inventor:
  • Riviello, John
    Los Gatos, CA 95032 (US)

(74) Representative: White, Nina Louise 
Boult Wade Tennant Verulam Gardens 70 Gray's Inn Road
GB-London WC1X 8BT
GB-London WC1X 8BT (GB)


(56) References cited: : 
WO-A1-02/04357
WO-A1-2004/047991
 WO-A1-90/15659
   
  • RABIN S ET AL: "New membrane-based electrolytic suppressor device for suppressed conductivity detection in ion chromatography", JOURNAL OF CHROMATOGRAPHY, ELSEVIER SCIENCE PUBLISHERS B.V, NL, vol. 640, no. 1-2, 25 June 1993 (1993-06-25), pages 97-109, XP026570934, ISSN: 0021-9673 [retrieved on 1993-06-25]
   
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).