(19)

(11)

EP 4 437 276 A1

(12)

(43) Date of publication: 02.10.2024 Bulletin 2024/40 (21) Application number: 22801493.2 (22) Date of filing: 19.10.2022

(51) International Patent Classification (IPC):  F24C 7/08(2006.01) (52) Cooperative Patent Classification (CPC): F24C 7/085 (86) International application number: PCT/EP2022/079081 (87) International publication number: WO 2023/094078 (01.06.2023 Gazette 2023/22)

(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: 26.11.2021 WO PCT/CN2021/133690 17.01.2022 EP 22151776 (71) Applicant: Versuni Holding B.V. 5656 AG Eindhoven (NL)	(72) Inventors: XIAO, Weimin 5656 AE Eindhoven (NL) TAN, Jingwei 5656 AE Eindhoven (NL) SUN, Wen 5656 AE Eindhoven (NL) (74) Representative: Vollering, Stefanus Franciscus Maria  Versuni Holding B.V. High Tech Campus 42 5656 AE Eindhoven 5656 AE Eindhoven (NL)