(19)

(11)

EP 4 370 782 A1

(12)

(43) Date of publication: 22.05.2024 Bulletin 2024/21 (21) Application number: 22747401.2 (22) Date of filing: 11.07.2022

(51) International Patent Classification (IPC):  F01C 1/30(2006.01) (52) Cooperative Patent Classification (CPC): F01C 1/30 (86) International application number: PCT/GR2022/000035 (87) International publication number: WO 2023/285845 (19.01.2023 Gazette 2023/03)

(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: 15.07.2021 GR 20210100475 (71) Applicant: Mastrokalos, Antonios 84003 Sifnos (GR)	(72) Inventor: Mastrokalos, Antonios 84003 Sifnos (GR)