(19)

(11)

EP 4 271 943 A1

(12)

(43) Date of publication: 08.11.2023 Bulletin 2023/45 (21) Application number: 21911694.4 (22) Date of filing: 22.01.2021

(51) International Patent Classification (IPC):  F24C 15/32(2006.01) (52) Cooperative Patent Classification (CPC): F24C 15/325; F24C 7/087 (86) International application number: PCT/TR2021/050056 (87) International publication number: WO 2022/139712 (30.06.2022 Gazette 2022/26)

(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: 03.12.2020 TR 202019677 (71) Applicant: Femas Metal San. Ve Tic. A.S. 38070 Melikgazi/Kayseri (TR)	(72) Inventors: GOCER, Mehmet Baris 38070 Melikgazi/Kayseri (TR) EROGLU, Erdem 38070 Melikgazi/Kayseri (TR) TEKE, Ethem 38070 Melikgazi/Kayseri (TR)