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(11)

EP 4 584 215 A1

(12)

(43) Date of publication: 16.07.2025 Bulletin 2025/29 (21) Application number: 23863999.1 (22) Date of filing: 07.09.2023

(51) International Patent Classification (IPC):  C01B 32/15(2017.01) B01J 8/38(2006.01) D01F 9/12(2006.01) B01J 8/18(2006.01) C01B 3/30(2006.01) (52) Cooperative Patent Classification (CPC): C01B 3/30; D01F 9/133; C01B 2203/049; C01B 2203/043; C01B 2203/146; B01J 4/007; B01J 4/002; B01J 8/0257; B01J 8/1827; B01J 8/1845; B01J 8/1872; B01J 8/1836; B01J 2204/007; B01J 2208/00539 (86) International application number: PCT/US2023/073644 (87) International publication number: WO 2024/054914 (14.03.2024 Gazette 2024/11)

(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: 07.09.2022 US 202263404442 P 25.10.2022 US 202263419258 P (71) Applicant: Pact Fuel, LLC Wilmington, CT 19801 (US)	(72) Inventors: JANGBARWALA, Juzer Chino Hills, California 91709 (US) SARKISSIAN, Aram Santa Clarita, California 91350 (US) (74) Representative: Platzöder Patentanwaltsgesellschaft mbH  Inselkammerstraße 10 82008 Unterhaching 82008 Unterhaching (DE)