(19)

(11)

EP 4 441 428 A1

(12)

(43) Date of publication: 09.10.2024 Bulletin 2024/41 (21) Application number: 22844301.6 (22) Date of filing: 29.11.2022

(51) International Patent Classification (IPC):  F23N 1/00(2006.01) F23D 14/62(2006.01) (52) Cooperative Patent Classification (CPC): F23D 14/62; F23N 2235/24; F23N 1/007 (86) International application number: PCT/IT2022/050309 (87) International publication number: WO 2023/100208 (08.06.2023 Gazette 2023/23)

(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: 30.11.2021 IT 202100030365 (71) Applicant: SIT S.P.A. 35129 Padova (IT)	(72) Inventors: BOBBO, Simon 35129 Padova (IT) GIACOMELLI, Massimo 35129 Padova (IT) LOLLO, Nicola 35129 Padova (IT) MASTELLARI, Luca 35129 Padova (IT) MOTTOLA, Roberto 35129 Padova (IT) (74) Representative: Petraz, Gilberto Luigi et al GLP S.r.l. Viale Europa Unita, 171 33100 Udine Viale Europa Unita, 171 33100 Udine (IT)