(19)

(11)

EP 3 230 659 A1

(12)

(43) Date of publication: 18.10.2017 Bulletin 2017/42 (21) Application number: 15816691.8 (22) Date of filing: 09.12.2015

(51) International Patent Classification (IPC):  F24J 3/08(2006.01) F01K 25/00(2006.01) F03G 7/04(2006.01) (86) International application number: PCT/EP2015/079157 (87) International publication number: WO 2016/091969 (16.06.2016 Gazette 2016/24)

(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 Designated Validation States: MA MD (30) Priority: 09.12.2014 SE 1451497 (71) Applicant: Energeotek AB 691 51 Karlskoga (SE)	(72) Inventor: BÉREGI AMNÉUS, Anna-Maria 691 51 Karlskoga (SE) (74) Representative: Awapatent AB  P.O. Box 45086 104 30 Stockholm 104 30 Stockholm (SE)