(19)

(11)

EP 4 823 722 A2

(12)

(88) Date of publication A3: 13.08.2026 (43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24961699.6 (22) Date of filing: 11.10.2024

(51) International Patent Classification (IPC):  B01D 67/00(2006.01) B01D 71/02(2006.01) B01D 69/14(2006.01) (52) Cooperative Patent Classification (CPC): B01D 61/02; B01D 71/028; B01D 71/0211; B01D 69/148; B01D 67/0079; B01D 67/0046; B01D 67/00416 (86) International application number: PCT/US2024/051111 (87) International publication number: WO 2026/147493 (09.07.2026 Gazette 2026/28)

(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: 15.12.2023 US 202363610980 P (71) Applicant: Via Separations, Inc. Watertown, Massachusetts 02472 (US)	(72) Inventor: FRAYNE, Stephen Wayland, Massachusetts 01778-5026 (US) (74) Representative: Cooley (UK) LLP  22 Bishopsgate London EC2N 4BQ London EC2N 4BQ (GB)