(19)

(11)

EP 2 032 916 A2

(12)

(88) Date of publication A3: 12.09.2008 (43) Date of publication: 11.03.2009 Bulletin 2009/11 (21) Application number: 07868287.9 (22) Date of filing: 22.05.2007

(51) International Patent Classification (IPC):  F25C 5/08(2006.01) F25D 21/08(2006.01) (86) International application number: PCT/US2007/069478 (87) International publication number: WO 2008/060696 (22.05.2008 Gazette 2008/21)

(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 MT NL PL PT RO SE SI SK TR (30) Priority: 22.05.2006 US 802407 P (71) Applicant: The Trustees of Dartmouth College Hanover, NH 03755 (US)	(72) Inventor: PETRENKO, Victor Lebanon, NH 03766 (US) (74) Representative: Hössle Kudlek & Partner  Sendlinger Strasse 29 80331 München 80331 München (DE)