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(11)

EP 4 482 799 A1

(12)

(43) Date of publication: 01.01.2025 Bulletin 2025/01 (21) Application number: 23712597.6 (22) Date of filing: 27.02.2023

(51) International Patent Classification (IPC):  C02F 9/00(2023.01) C02F 1/44(2023.01) C02F 1/467(2023.01) C02F 11/123(2019.01) C02F 1/24(2023.01) C02F 1/32(2023.01) C02F 1/463(2023.01) C02F 1/72(2023.01) C02F 11/127(2019.01) (52) Cooperative Patent Classification (CPC): C02F 9/00; C02F 1/4672; C02F 1/463; C02F 1/32; C02F 1/444; C02F 1/441; C02F 1/722; C02F 2303/24; C02F 2305/10; C02F 2209/06; C02F 2209/04; C02F 2209/42; C02F 2209/11; C02F 11/123; C02F 11/127; C02F 1/24 (86) International application number: PCT/IB2023/051791 (87) International publication number: WO 2023/161888 (31.08.2023 Gazette 2023/35)

(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: 25.02.2022 IT 202200003623 (71) Applicant: IGL Innovation Foundry S.r.l. 40026 Imola (IT)	(72) Inventor: LESCI, Isidoro Giorgio 48014 CASTEL BOLOGNESE (RA) (IT) (74) Representative: Rigamonti, Dorotea et al Marchi & Partners S.r.l. Via Vittorio Pisani, 13 20124 Milano 20124 Milano (IT)