(19)

(11)

EP 4 770 780 A1

(12)

(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24776061.4 (22) Date of filing: 29.08.2024

(51) International Patent Classification (IPC):  B01D 46/00(2022.01) B01D 46/44(2006.01) B01D 46/02(2006.01) B01D 46/71(2022.01) (52) Cooperative Patent Classification (CPC): B01D 2275/10; B01D 46/02; B01D 46/71; B01D 46/0047; B01D 46/444 (86) International application number: PCT/US2024/044384 (87) International publication number: WO 2025/049715 (06.03.2025 Gazette 2025/10)

(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: GE KH MA MD TN (30) Priority: 01.09.2023 US 202363536141 P (71) Applicant: W. L. Gore & Associates, Inc. Newark, DE 19711 (US)	(72) Inventors: BASHAM, Daniel E. Newark, Delaware 19711 (US) BROUSE, Stephen M. Newark, Delaware 19711 (US) (74) Representative: HGF  HGF Limited 4th Floor, 1 City Square Leeds LS1 2ES Leeds LS1 2ES (GB)