(19)

(11)

EP 1 543 271 A1

(12)

(43) Date of publication: 22.06.2005 Bulletin 2005/25 (21) Application number: 03798637.9 (22) Date of filing: 25.09.2003

(51) International Patent Classification (IPC)7: F23D 14/32, F23C 3/00, F23C 9/00 (86) International application number: PCT/SE2003/001492 (87) International publication number: WO 2004/029511 (08.04.2004 Gazette 2004/15)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT Designated Extension States: AL LT LV MK (30) Priority: 25.09.2002 SE 0202836 (71) Applicant: Linde AG 65189 Wiesbaden (DE)	(72) Inventors: LUGNET, Anders S-118 21 Stockholm (SE) EKMAN, Tomas 132 37 Saltsjö-Boo (SE) (74) Representative: Estreen, Lars et al Kransell & Wennborg KB,P.O. Box 27834 115 93 Stockholm 115 93 Stockholm (SE)