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EP 4 680 576 A1

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(43) Date of publication: 21.01.2026 Bulletin 2026/04 (21) Application number: 23721625.4 (22) Date of filing: 20.04.2023

(51) International Patent Classification (IPC):  C02F 1/44(2023.01) B01D 61/08(2006.01) C02F 101/20(2006.01) C02F 103/08(2006.01) B01D 61/02(2006.01) B01D 61/12(2006.01) C02F 101/30(2006.01) (52) Cooperative Patent Classification (CPC): C02F 1/441; C02F 1/001; C02F 2101/306; C02F 2101/20; C02F 2103/08; C02F 2201/007; C02F 2201/008; C02F 2301/043; C02F 2209/05; C02F 2209/40; C02F 2301/08; B01D 61/12; B01D 61/08; B01D 61/029; B01D 61/026; B01D 61/025; B01D 2311/04; B01D 2311/06; B01D 2311/2649 (86) International application number: PCT/EP2023/060317 (87) International publication number: WO 2024/188473 (19.09.2024 Gazette 2024/38)

(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: 15.03.2023 WO PCT/IT2023/000006 (71) Applicant: Industrie Rolli Alimentari S.p.A. 64026 Roseto degli Abruzzi (IT)	(72) Inventor: ROLLI, Gian Paolo 43035 FELINO, FRAZIONE S.MICHELE DI TIORRE (IT) (74) Representative: Modiano, Micaela Nadia et al Modiano & Partners Via Meravigli, 16 20123 Milano 20123 Milano (IT)