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EP 4 298 260 A1

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(43) Date of publication: 03.01.2024 Bulletin 2024/01 (21) Application number: 21760857.9 (22) Date of filing: 24.02.2021

(51) International Patent Classification (IPC):  C22C 38/18(2006.01) C22C 38/06(2006.01) C22C 38/14(2006.01) C22C 38/04(2006.01) C22C 38/12(2006.01) C22C 38/32(2006.01) (52) Cooperative Patent Classification (CPC): C22C 38/04; C22C 38/06; C22C 38/18; C22C 38/26; C22C 38/38; C22C 38/28 (86) International application number: PCT/AU2021/050156 (87) International publication number: WO 2021/168507 (02.09.2021 Gazette 2021/35)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: Advanced Alloy Holdings Pty Ltd. Freshwater, NSW 2096 (AU)

(72) Inventors: LAWS, Kevin Hobartville, New South Wales 2753 (AU) CONWAY, Patrick Lars Joseph La Perouse, New South Wales 2036 (AU) BASSMAN, Lori Cheryl Claremont, California 91711 (US) BAKER, Jackson Tucson, Arizona 85719 (US) FRANK, Catherine Holland McLean, Virginia 22101 (US) RAIGOSA, Douglas Anderson Los Angeles, California 90034 (US) BLANKLEY, Stephanie Gilroy, California 95020 (US) KRIEGER, Natalie Rachel Ann Arbor, MI 48104 (US) (74) Representative: Heuking Kühn Lüer Wojtek PartGmbB  Georg-Glock-Straße 4 40474 Düsseldorf 40474 Düsseldorf (DE)