(19)

(11)

EP 2 567 159 A2

(12)

(88) Date of publication A3: 05.01.2012 (43) Date of publication: 13.03.2013 Bulletin 2013/11 (21) Application number: 11720246.5 (22) Date of filing: 02.05.2011

(51) International Patent Classification (IPC):  F25B 9/00(2006.01) (86) International application number: PCT/US2011/034842 (87) International publication number: WO 2011/139989 (10.11.2011 Gazette 2011/45)

(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 (30) Priority: 03.05.2010 ES 201030658 (71) Applicants: Consejo Superior De Investigaciones Científicas (CSIC) 28006 Madrid (ES) Universidad De Zaragoza 50009 Zaragoza (ES) GWR Instruments, Inc. San Diego, California 92121 (US)	(72) Inventors: MILLÁN, Conrado Rillo E-50009 Zaragoza (ES) MARTÍNEZ, Leticia Tocado E-50009 Zaragoza (ES) REINEMAN, Richard C. La Jolla California 92037 (US) WARBURTON, Richard J. Del Mar California 92014 (US) (74) Representative: WSL Patentanwälte Partnerschaftsgesellschaft  Kaiser-Friedrich-Ring 98 65185 Wiesbaden 65185 Wiesbaden (DE)