(19)

(11)

EP 4 313 878 A1

(12)

(43) Date of publication: 07.02.2024 Bulletin 2024/06 (21) Application number: 22719352.1 (22) Date of filing: 01.04.2022

(51) International Patent Classification (IPC):  C02F 1/68(2023.01) C02F 5/08(2023.01) (52) Cooperative Patent Classification (CPC): C02F 1/688; C02F 5/086; C02F 2301/028; C02F 2303/08; C02F 2303/22; C02F 2201/006; B01F 25/316; B01F 21/22 (86) International application number: PCT/IB2022/053063 (87) International publication number: WO 2022/208461 (06.10.2022 Gazette 2022/40)

(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: 01.04.2021 IT 202100008327 (71) Applicant: Manta Ecologica S.r.l. 20900 Monza (MB) (IT)	(72) Inventor: CAVALLI, Luca 20900 Monza (MB) (IT) (74) Representative: Fisauli, Beatrice A. M.  Con Lor S.p.A Via Bronzino, 8 20133 Milano 20133 Milano (IT)