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EP 4 337 617 A1

(12)

(43) Date of publication: 20.03.2024 Bulletin 2024/12 (21) Application number: 22807946.3 (22) Date of filing: 12.05.2022

(51) International Patent Classification (IPC):  C02F 11/12(2019.01) C02F 11/10(2006.01) C10L 9/08(2006.01) C02F 11/08(2006.01) C02F 11/18(2006.01) (52) Cooperative Patent Classification (CPC): C02F 11/08; C02F 11/18; C02F 11/125; C02F 9/00 (86) International application number: PCT/SE2022/050469 (87) International publication number: WO 2022/240350 (17.11.2022 Gazette 2022/46)

(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: KH MA MD TN (30) Priority: 12.05.2021 SE 2150614 (71) Applicant: C-Green Ab 170 63 Solna (SE)	(72) Inventors: AXEGÅRD, Peter 169 37 Solna (SE) BJÖRNERBÄCK, Fredrik 167 58 Bromma (SE) (74) Representative: Kransell & Wennborg KB  P.O. Box 27834 115 93 Stockholm 115 93 Stockholm (SE)