(19)

(11)

EP 4 680 901 A1

(12)

(43) Date of publication: 21.01.2026 Bulletin 2026/04 (21) Application number: 24769613.1 (22) Date of filing: 15.03.2024

(51) International Patent Classification (IPC):  F24H 15/31(2022.01) F24H 9/20(2022.01) F24H 1/18(2022.01) F24H 15/212(2022.01) (52) Cooperative Patent Classification (CPC): F24D 17/02; F24D 19/1054; F24D 2200/123; F24D 2220/0235; F24D 2220/08; F24H 15/315; F24H 15/375; F24H 15/248; F24H 15/223; F24H 15/429; F24H 15/414 (86) International application number: PCT/CA2024/050310 (87) International publication number: WO 2024/187282 (19.09.2024 Gazette 2024/38)

(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: GE KH MA MD TN (30) Priority: 15.03.2023 US 202363490378 P (71) Applicant: S3nergy Inc. D/B/A Regeneau Québec, Québec G1J 5L5 (CA)	(72) Inventor: PINEAULT, David Lévis, Québec G6W 2L6 (CA) (74) Representative: Boco IP Oy Ab  Kansakoulukatu 3 00100 Helsinki 00100 Helsinki (FI)