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(11)

EP 4 798 378 A1

(12)

(43) Date of publication: 02.09.2026 Bulletin 2026/36 (21) Application number: 24880807.3 (22) Date of filing: 25.10.2024

(51) International Patent Classification (IPC):  B03B 5/62(2006.01) B01D 21/01(2006.01) C02F 103/10(2006.01) B01D 15/00(2006.01) C02F 1/52(2023.01) (52) Cooperative Patent Classification (CPC): B03B 5/62; C02F 1/52; C02F 2103/10; B01D 21/01; C02F 2301/046; C02F 2001/007; C02F 1/42; C02F 1/288; C02F 1/281; C02F 1/285; B01D 15/1807; B01D 15/3828; B01D 15/361; B03B 7/00 (86) International application number: PCT/AU2024/051122 (87) International publication number: WO 2025/085965 (01.05.2025 Gazette 2025/18)

(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: 26.10.2023 AU 2023903422 (71) Applicant: The University of Newcastle Callaghan, New South Wales 2308 (AU)	(72) Inventor: GALVIN, Kevin Callaghan, New South Wales 2308 (AU) (74) Representative: Laine IP Oy  Porkkalankatu 24 00180 Helsinki 00180 Helsinki (FI)