(19)
(11) EP 3 479 040 A1

(12)

(43) Date of publication:
08.05.2019 Bulletin 2019/19

(21) Application number: 17737992.2

(22) Date of filing: 29.06.2017
(51) International Patent Classification (IPC): 
F25J 3/04(2006.01)
(86) International application number:
PCT/US2017/039950
(87) International publication number:
WO 2018/005768 (04.01.2018 Gazette 2018/01)
(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
Designated Validation States:
MA MD

(30) Priority: 30.06.2016 US 201662356962 P
19.12.2016 US 201615382902
19.12.2016 US 201615382896

(71) Applicant: L'Air Liquide Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
75007 Paris (FR)

(72) Inventors:
  • KONG, Paul
    Sugar Land, Texas 77478 (US)
  • PHAM-HUY, Minh
    Houston, Texas 77041 (US)
  • YIP, Wendy
    Sugar Land, Texas 77498 (US)

(74) Representative: Mercey, Fiona Susan 
L'Air Liquide SA Direction de la Propriété Intellectuelle 75, Quai d'Orsay
75321 Paris Cedex 07
75321 Paris Cedex 07 (FR)

   


(54) METHOD FOR THE PRODUCTION OF AIR GASES BY THE CRYOGENIC SEPARATION OF AIR