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EP 4 423 305 A1

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(43) Date of publication: 04.09.2024 Bulletin 2024/36 (21) Application number: 22800381.0 (22) Date of filing: 21.10.2022

(51) International Patent Classification (IPC):  C22C 38/02(2006.01) C22C 38/06(2006.01) C22C 38/24(2006.01) C21D 9/52(2006.01) C22C 38/04(2006.01) C22C 38/22(2006.01) C21D 8/06(2006.01) (52) Cooperative Patent Classification (CPC): C22C 38/02; C22C 38/04; C22C 38/06; C22C 38/22; C22C 38/24; C21D 8/065; C21D 9/525 (86) International application number: PCT/SE2022/050964 (87) International publication number: WO 2023/075660 (04.05.2023 Gazette 2023/18)

(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: KH MA MD TN (30) Priority: 28.10.2021 SE 2151318 (71) Applicant: Suzuki Garphyttan AB 719 80 Garphyttan (SE)	(72) Inventors: FORSMAN, Oskar 702 13 ÖREBRO (SE) HELMFRIDSSON, Ola 705 93 ÖREBRO (SE) (74) Representative: Bjerkén Hynell KB  P.O. Box 1061 101 39 Stockholm 101 39 Stockholm (SE)