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EP 4 798 955 A1

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(43) Date of publication: 02.09.2026 Bulletin 2026/36 (21) Application number: 24880804.0 (22) Date of filing: 24.10.2024

(51) International Patent Classification (IPC):  G01N 21/71(2006.01) G01J 3/443(2006.01) E21B 49/00(2006.01) (52) Cooperative Patent Classification (CPC): G01N 21/718; G01J 3/443; G01J 3/0208; G01J 3/0218; E21B 47/00 (86) International application number: PCT/AU2024/051118 (87) International publication number: WO 2025/085962 (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: 24.10.2023 AU 2023903389 (71) Applicant: MinEx CRC Ltd Kensington WA 6151 (AU)

(72) Inventors: TASSIOS, Steven Clayton, Victoria 3168 (AU) VAN DER HOEK, Benjamin, Graham Mawson Lakes, South Australia 5095 (AU) BODY, Douglas, George Lara, Victoria 3121 (AU) STROMBERG, Jessica, Maarit Kensington, Western Australia 6150 (AU) UVAROVA, Yulia Kensington, Western Australia 6150 (AU) FRANCIS, Neil, Sameer Kensington, Western Australia 6150 (AU) KILPATRICK, Anthony, Scott Berwick, Victoria 3806 (AU) TIDDY, Caroline Mawson Lakes, South Australia 5095 (AU) GENSEMER, Stephen Adelaide, South Australia 5000 (AU) (74) Representative: Witte, Weller & Partner Patentanwälte mbB  Postfach 10 54 62 70047 Stuttgart 70047 Stuttgart (DE)