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EP 4 739 453 A1

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(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24834994.6 (22) Date of filing: 04.07.2024

(51) International Patent Classification (IPC):  B23K 26/211(2014.01) B01D 65/00(2006.01) B01D 71/02(2006.01) B23K 1/19(2006.01) B23K 15/00(2006.01) B23K 26/20(2014.01) B23K 103/00(2006.01) B23K 103/18(2006.01) F16L 13/007(2006.01) B01D 53/22(2006.01) B01D 69/04(2006.01) B23K 1/005(2006.01) B23K 9/23(2006.01) B23K 26/00(2014.01) B23K 37/053(2025.01) B23K 103/04(2006.01) C01B 3/50(2026.01) F16L 13/02(2006.01) (52) Cooperative Patent Classification (CPC): C01B 3/503; F16L 13/0236; B01D 65/003; B01D 2323/58; B01D 71/0221; B23K 26/28; B23K 9/028; B23K 15/0053; B23K 2103/18; B01D 53/22; B01D 2053/223; B01D 2256/16; B01D 2257/102; B01D 2257/406; B01D 2257/502; B01D 2257/504; B01D 2257/7025; B01D 2257/80 (86) International application number: PCT/AU2024/050727 (87) International publication number: WO 2025/007191 (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: 04.07.2023 AU 2023902141 (71) Applicant: Commonwealth Scientific and Industrial Research Organisation Acton, Australian Capital Territory 2601 (AU)	(72) Inventors: EDWARDS, Sandy Pullenvale, Queensland 4069 (AU) VIANO, David Pullenvale, Queensland 4069 (AU) LANGLEY, Matthew Pullenvale, Queensland 4069 (AU) INGLE, Riley Pullenvale, Queensland 4069 (AU) (74) Representative: Mathys & Squire  32 London Bridge Street The Shard London SE1 9SG London SE1 9SG (GB)