(19)
(11)
EP 2 097 686 A1
(12)
(43)
Date of publication:
09.09.2009
Bulletin 2009/37
(21)
Application number:
06846056.7
(22)
Date of filing:
26.12.2006
(51)
International Patent Classification (IPC):
F25B
1/00
(2006.01)
(86)
International application number:
PCT/US2006/049286
(87)
International publication number:
WO 2008/079128
(
03.07.2008
Gazette 2008/27)
(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:
Carrier Corporation
Syracuse, NY 13221 (US)
(72)
Inventors:
LIFSON, Alexander
Manlius, NY 13104 (US)
TARAS, Michael, F.
Fayetteville, NY 13066 (US)
(74)
Representative:
Taylor, Adam David
Frank B. Dehn & Co. St. Bride's House
10 Salisbury Square London EC4Y 8JD
10 Salisbury Square London EC4Y 8JD (GB)
(54)
CO2 REFRIGERANT SYSTEM WITH TANDEM COMPRESSORS, EXPANDER AND ECONOMIZER