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(11)

EP 4 739 438 A1

(12)

(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24829020.7 (22) Date of filing: 26.06.2024

(51) International Patent Classification (IPC):  B04B 5/10(2006.01) B04B 1/14(2006.01) B04B 11/05(2006.01) B04B 1/04(2006.01) B04B 7/12(2006.01) B04B 15/12(2006.01) (52) Cooperative Patent Classification (CPC): B04B 5/10; B04B 11/05; B04B 7/12; B04B 15/12; B04B 1/04; B04B 1/14; B04B 11/02; B04B 1/20 (86) International application number: PCT/AU2024/050673 (87) International publication number: WO 2025/007182 (09.01.2025 Gazette 2025/02)

(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: 06.07.2023 AU 2023902169 (71) Applicant: The University of Newcastle Callaghan, New South Wales 2308 (AU)	(72) Inventor: GALVIN, Kevin Patrick Newcastle Callaghan, New South Wales 2308 (AU) (74) Representative: Plasseraud IP  104 Rue de Richelieu CS92104 75080 Paris Cedex 02 75080 Paris Cedex 02 (FR)