(19)
(11) EP 1 977 468 A2

(12)

(88) Date of publication A3:
15.11.2007

(43) Date of publication:
08.10.2008 Bulletin 2008/41

(21) Application number: 05858680.1

(22) Date of filing: 23.12.2005
(51) International Patent Classification (IPC): 
H01M 8/04(2006.01)
(86) International application number:
PCT/US2005/046913
(87) International publication number:
WO 2007/078276 (12.07.2007 Gazette 2007/28)
(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

(71) Applicant: UTC Fuel Cells, LLC
South Windsor, CT 06074 (US)

(72) Inventors:
  • DARLING, Robert
    South Windsor, CT 06074 (US)
  • SKIBA, Tommy
    East Hartford, CT 06118 (US)

(74) Representative: Klunker . Schmitt-Nilson . Hirsch 
Winzererstrasse 106
80797 München
80797 München (DE)

   


(54) NON-CIRCULATING COOLANT PEM FUEL CELL POWER PLANT WITH ANTIFREEZE BACK PRESSURE AIR VENTING SYSTEM