(19)

(11)

EP 2 649 379 A1

(12)

(43) Date of publication: 16.10.2013 Bulletin 2013/42 (21) Application number: 11845259.8 (22) Date of filing: 30.11.2011

(51) International Patent Classification (IPC):  F24D 10/00(2006.01) F24D 19/10(2006.01) (86) International application number: PCT/SE2011/051455 (87) International publication number: WO 2012/074478 (07.06.2012 Gazette 2012/23)

(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: 30.11.2010 SE 1051260 (71) Applicant: Ecofective AB 101 23 Stockholm (SE)	(72) Inventor: WILDIG, Thomas S-192 67 Sollentuna (SE) (74) Representative: Örtenblad, Johan Tore  Noréns Patentbyra AB P.O. Box 10198 100 55 Stockholm 100 55 Stockholm (SE)