(19)

(11)

EP 2 078 181 A2

(12)

(88) Date of publication A3: 26.06.2008 (43) Date of publication: 15.07.2009 Bulletin 2009/29 (21) Application number: 07852725.6 (22) Date of filing: 12.10.2007

(51) International Patent Classification (IPC):  F27D 21/02(2006.01) (86) International application number: PCT/US2007/021900 (87) International publication number: WO 2008/045562 (17.04.2008 Gazette 2008/16)

(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: 12.10.2006 US 829167 P 11.10.2007 US 974045 (71) Applicant: Linde, Inc. Murray Hill, NJ 07974 (US)	(72) Inventors: STANESCU, Mircea, Stefan Durham, NC 27707-5229 (US) STRATTON, Paul, Francis West Yorkshire HD2 1QU (GB) DRUGA, Leontin, Nicolae R-041303 Bucuresti (RO) (74) Representative: Wickham, Michael  The Linde Group Intellectual Property Department The Priestley Centre 10 Priestley Road The Surrey Research Park Guildford Surrey GU2 7XY The Surrey Research Park Guildford Surrey GU2 7XY (GB)