(19)
(11) EP 1 902 264 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:
28.02.2018 Bulletin 2018/09

(45) Mention of the grant of the patent:
10.01.2018 Bulletin 2018/02

(21) Application number: 06785005.7

(22) Date of filing: 16.06.2006
(51) International Patent Classification (IPC): 
F25J 3/04(2006.01)
 F25J 3/00(2006.01)
(86) International application number:
PCT/US2006/023509
(87) International publication number:
WO 2006/138577 (28.12.2006 Gazette 2006/52)

(54)

CRYOGENIC AIR SEPARATION

KRYOGENE LUFTTRENNUNG

SEPARATION D'AIR CRYOGENIQUE

(84) Designated Contracting States:
DE ES FR GB IT

(30) Priority: 17.06.2005 US 154630

(43) Date of publication of application:
26.03.2008 Bulletin 2008/13

(73) Proprietor: PRAXAIR TECHNOLOGY, INC.
Danbury, CT 06810-5113 (US)

(72) Inventors:
  • CHAKRAVARTHY, Vijayaraghavan, Srinivasan
    Williamsville, NY 14221 (US)
  • JIBB, Richard, John
    Amherst, NY 14228 (US)
  • LOCKHETT, Michael, J.
    Grand Island, NY 14072 (US)
  • ROYAL, John, H.
    Grand Island, NY 14072 (US)

(74) Representative: BRP Renaud & Partner mbB Rechtsanwälte Patentanwälte Steuerberater 
Königstraße 28
70173 Stuttgart
70173 Stuttgart (DE)


(56) References cited: : 
EP-A2- 0 780 646
US-A- 5 122 174
 EP-A2- 0 926 457
US-A- 5 699 671
   
  • MULLER C ET AL: "PERFORMANCES DES VAPORISEURS-CONDENSEURS DES COLONNES DE SEPARATIOND'AIR" INTERNATIONAL CONGRESS OF REFRIGERATION. PROCEEDINGS - CONGRES INTERNATIONAL DU FROID. COMPTES RENDUS, XX, XX, no. 12, 10 August 1991 (1991-08-10), pages A,1-10, XP000199680
   
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).