(19)

(11)

EP 3 980 687 A1

(12)

(43) Date of publication: 13.04.2022 Bulletin 2022/15 (21) Application number: 19936604.8 (22) Date of filing: 10.07.2019

(51) International Patent Classification (IPC):  F23D 14/02(2006.01) F23C 7/00(2006.01) (52) Cooperative Patent Classification (CPC): F23D 2900/14062; F23D 14/065; F23D 14/64; F23M 9/02; F23C 7/008 (86) International application number: PCT/TR2019/050556 (87) International publication number: WO 2021/006829 (14.01.2021 Gazette 2021/02)

(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 (71) Applicant: Femas Metal San. Ve Tic. A.S. 38070 Melikgazi/Kayseri (TR)	(72) Inventor: MAMUR, Ali Erkan 34590 Silivri/Istanbul (TR)