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EP 4 489 890 A1

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(43) Date of publication: 15.01.2025 Bulletin 2025/03 (21) Application number: 23714825.9 (22) Date of filing: 06.03.2023

(51) International Patent Classification (IPC):  B01D 41/04(2006.01) B01D 39/20(2006.01) B01D 46/00(2022.01) B01D 39/12(2006.01) (52) Cooperative Patent Classification (CPC): B01D 39/12; B01D 39/2017; B01D 39/2068; B01D 46/00; B01D 2239/1208; B01D 2239/1216; B01D 41/04; B01D 2239/0654; B01D 2239/065; B01D 2279/65; B01D 2273/30 (86) International application number: PCT/IB2023/052066 (87) International publication number: WO 2023/170541 (14.09.2023 Gazette 2023/37)

(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: 07.03.2022 IT 202200004259 (71) Applicant: Università degli Studi di Milano - Bicocca 20126 Milano (IT)	(72) Inventors: BOLZACCHINI, Ezio Giovanni 20126 Milano MI (IT) FERRERO, Luca 20126 Milano MI (IT) ROSTAGNO, Chiara 20126 Milano MI (IT) CEPPI, Giulio 20133 Milano MI (IT) ARRIGONI, Moreno 20133 Milano MI (IT) POZZI, Marco 20133 Milano MI (IT) (74) Representative: Perani & Partners S.p.A.  Piazza Armando Diaz, 7 20123 Milano 20123 Milano (IT)