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(11)

EP 4 334 051 A1

(12)

(43) Date of publication: 13.03.2024 Bulletin 2024/11 (21) Application number: 22727924.7 (22) Date of filing: 06.05.2022

(51) International Patent Classification (IPC):  B22D 11/118(2006.01) B22D 41/08(2006.01) B22D 11/119(2006.01) (52) Cooperative Patent Classification (CPC): B22D 11/119; B22D 11/118; B22D 41/08; B22D 41/003; B22D 43/00 (86) International application number: PCT/EP2022/062319 (87) International publication number: WO 2022/234109 (10.11.2022 Gazette 2022/45)

(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 (30) Priority: 07.05.2021 EP 21172786 (71) Applicants: Vesuvius U S A Corporation Champaign, IL 61822 (US) Vesuvius Group, S.A. 7011 Ghlin (BE) SM	(72) Inventors: RICHAUD, Johan 84460 Cheval Blanc (FR) KREIERHOFF, Martin 46354 Südlohn (DE) ROGLER, John Ancaster, ON L9G 2A6 (CA) CHAKRABORTY, Abhishek Cheonan-si Chungcheongnam-do 31156 (KR) (74) Representative: Gridelet, Evelyne  Vesuvius Group S.A. Rue de Douvrain, 17 7011 Ghlin 7011 Ghlin (BE)