(19)

(11)

EP 2 542 838 A1

(12)

(43) Date of publication: 09.01.2013 Bulletin 2013/02 (21) Application number: 10846918.0 (22) Date of filing: 03.03.2010

(51) International Patent Classification (IPC):  F24D 11/02(2006.01) F03G 7/04(2006.01) (86) International application number: PCT/FI2010/000016 (87) International publication number: WO 2011/107651 (09.09.2011 Gazette 2011/36)

(84) Designated Contracting States: 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 SE SI SK SM TR (71) Applicant: Majalahti, Taimo S. Porcupine, Ontario P0N 1H0 (CA)	(72) Inventor: Majalahti, Taimo S. Porcupine, Ontario P0N 1H0 (CA) (74) Representative: Nieminen, Taisto Tapani  Patenttitoimisto T. Nieminen Oy, P.O. Box 65 33201 Tampere 33201 Tampere (FI)