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(11)

EP 4 533 000 A2

(12)

(88) Date of publication A3: 11.01.2024 (43) Date of publication: 09.04.2025 Bulletin 2025/15 (21) Application number: 23730755.8 (22) Date of filing: 01.06.2023

(51) International Patent Classification (IPC):  F25B 1/10(2006.01) F25B 25/00(2006.01) C12M 1/107(2006.01) F25B 9/00(2006.01) F25B 5/02(2006.01) C10J 3/00(2006.01) C05F 3/06(2006.01) F28D 7/16(2006.01) (52) Cooperative Patent Classification (CPC): F25B 1/10; F25B 25/005; F25B 5/02; F25B 2339/047; F25B 2400/13; F25B 2400/23; C12M 21/04; C05F 3/06; F25B 9/008; F25B 2309/061; F28D 7/16; F28G 3/10 (86) International application number: PCT/EP2023/064715 (87) International publication number: WO 2023/232953 (07.12.2023 Gazette 2023/49)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 01.06.2022 DK PA202270293 (71) Applicant: Aalborg CSP A/S 9000 Aalborg (DK)	(72) Inventor: AASTED, Per 9500 Hobro (DK) (74) Representative: Zacco Denmark A/S  Arne Jacobsens Allé 15 2300 Copenhagen S 2300 Copenhagen S (DK)