(19)

(11)

EP 4 396 497 A1

(12)

(43) Date of publication: 10.07.2024 Bulletin 2024/28 (21) Application number: 22862465.6 (22) Date of filing: 30.08.2022

(51) International Patent Classification (IPC):  F23D 1/00(2006.01) F23C 1/12(2006.01) F23C 10/18(2006.01) F23L 1/00(2006.01) C10L 5/40(2006.01) F23C 10/10(2006.01) F23D 17/00(2006.01) (52) Cooperative Patent Classification (CPC): F23D 1/00; F23D 17/005; F23C 7/004; C10L 5/00; C10L 2200/024; C10L 2250/06; F23B 2900/00003 (86) International application number: PCT/CA2022/051307 (87) International publication number: WO 2023/028697 (09.03.2023 Gazette 2023/10)

(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: 01.09.2021 US 202163239466 P (71) Applicant: The Royal Institution for the Advancement of Learning / McGill University Montreal, Quebec H3A 0G4 (CA)	(72) Inventors: BERGTHORSON, Jeffrey Myles Montreal-West, Québec H4X 1X8 (CA) BOWEN-BRONET, Samson Hampstead, Québec H3X 2Y2 (CA) ARALOV, Martin Brossard, Québec J4Y 2K5 (CA) (74) Representative: J A Kemp LLP  80 Turnmill Street London EC1M 5QU London EC1M 5QU (GB)