(19)

(11)

EP 2 972 003 A1

(12)

(43) Date of publication: 20.01.2016 Bulletin 2016/03 (21) Application number: 13876432.9 (22) Date of filing: 19.12.2013

(51) International Patent Classification (IPC):  F24J 2/24(2006.01) F24J 2/52(2006.01) F24J 2/04(2006.01) (86) International application number: PCT/SE2013/051573 (87) International publication number: WO 2014/133431 (04.09.2014 Gazette 2014/36)

(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 (30) Priority: 28.02.2013 SE 1350232 (71) Applicant: Soltech Energy Sweden AB 14633 Tullinge (SE)	(72) Inventors: TELANDER, Frederic S-114 31 Stockholm (SE) BÅGE, Henrik S-114 31 Stockholm (SE) (74) Representative: Zacco Sweden AB  P.O. Box 5581 114 85 Stockholm 114 85 Stockholm (SE)