(19)

(11)

EP 4 054 735 A1

(12)

(43) Date of publication: 14.09.2022 Bulletin 2022/37 (21) Application number: 20811445.4 (22) Date of filing: 06.11.2020

(51) International Patent Classification (IPC):  B01D 11/02(2006.01) (52) Cooperative Patent Classification (CPC): B01D 11/0265; B01D 11/0288; B01D 11/0211; B01D 11/0203; B01D 11/028; B01D 11/0207 (86) International application number: PCT/IB2020/060448 (87) International publication number: WO 2021/090250 (14.05.2021 Gazette 2021/19)

(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: 08.11.2019 IT 201900020630 (71) Applicant: Università degli Studi di Genova 16126 Genova (IT)	(72) Inventors: PEREGO, Patrizia 16129 Genova (IT) CASAZZA, Alessandro Alberto 16143 Genova (IT) PETTINATO, Margherita 88050 Andali (CZ) (IT) (74) Representative: Karaghiosoff, Giorgio Alessandro  c/o Praxi Intellectual Property S.p.A. - Savona Via F. Baracca 1R, 4° piano "Il Gabbiano" 17100 Savona 17100 Savona (IT)