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EP 4 479 205 A1

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(43) Date of publication: 25.12.2024 Bulletin 2024/52 (21) Application number: 23756883.7 (22) Date of filing: 16.02.2023

(51) International Patent Classification (IPC):  B22D 21/04(2006.01) C22F 1/02(2006.01) C22C 1/02(2006.01) (52) Cooperative Patent Classification (CPC): B22D 1/002; B22D 1/005; B22D 21/007; C22C 1/026 (86) International application number: PCT/US2023/013233 (87) International publication number: WO 2023/158747 (24.08.2023 Gazette 2023/34)

(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: 17.02.2022 US 202263311309 P (71) Applicant: Pyrotek, Inc. Spokane, WA 99201 (US)	(72) Inventors: KLEPACKI, Mike Spokane, WA 99201 (US) CAKMAK, Ozgur Spokane, WA 99201 (US) BISIOTIS, Stam Spokane, WA 99201 (US) (74) Representative: Meissner Bolte Partnerschaft mbB  Patentanwälte Rechtsanwälte Postfach 86 06 24 81633 München 81633 München (DE)