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(11)

EP 4 402 408 A1

(12)

(43) Date of publication: 24.07.2024 Bulletin 2024/30 (21) Application number: 22782872.0 (22) Date of filing: 13.09.2022

(51) International Patent Classification (IPC):  F23D 3/30(2006.01) F23Q 2/44(2006.01) F23D 3/40(2006.01) F23D 3/08(2006.01) F23Q 2/02(2006.01) (52) Cooperative Patent Classification (CPC): F23D 3/30; F23D 2900/31014; F23D 2900/31015; F23D 2900/31012; F23D 3/08; F23D 2900/03082; F23D 3/40 (86) International application number: PCT/EP2022/075345 (87) International publication number: WO 2023/041502 (23.03.2023 Gazette 2023/12)

(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: 15.09.2021 EP 21306271 (71) Applicants: BIC Violex Single Member S.A. 14569 Anoixi (GR) Société BIC 92110 Clichy (FR)	(72) Inventors: KOKOZIDIS, Michail 14569 Anoixi (GR) FRIGIÈRE, René 92110 CLICHY (FR) (74) Representative: Peterreins Schley  Patent- und Rechtsanwälte PartG mbB Hermann-Sack-Straße 3 80331 München 80331 München (DE)