(19)

(11)

EP 2 951 511 A1

(12)

(43) Date of publication: 09.12.2015 Bulletin 2015/50 (21) Application number: 13704897.1 (22) Date of filing: 01.02.2013

(51) International Patent Classification (IPC):  F24J 3/08(2006.01) (86) International application number: PCT/EP2013/052045 (87) International publication number: WO 2014/117860 (07.08.2014 Gazette 2014/32)

(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 Designated Extension States: BA ME (71) Applicant: Muovitech AB 50730 Brämhult (SE)	(72) Inventors: KALANTAR MEHRJERDI, Adib S-507 30 Brämhult (SE) SKRIFVARS, Mikael S-501 90 Borås (SE) (74) Representative: Lydén, Joacim  Awapatent AB Matrosgatan 1 P.O. Box 5117 200 71 Malmö 200 71 Malmö (SE)