(19)

(11)

EP 3 775 580 A1

(12)

(43) Date of publication: 17.02.2021 Bulletin 2021/07 (21) Application number: 18870911.7 (22) Date of filing: 24.10.2018

(51) International Patent Classification (IPC):  F15B 21/041(2019.01) B01D 53/26(2006.01) B01D 5/00(2006.01) F15B 1/26(2006.01) (86) International application number: PCT/SE2018/000027 (87) International publication number: WO 2019/083422 (02.05.2019 Gazette 2019/18)

(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: 25.10.2017 SE 1730295 (71) Applicant: Thordab Industri Innovation AB 891 55 Arnäsvall (SE)	(72) Inventor: GUSTAVSSON, Roger 891 40 Örnsköldsvik (SE)