(19)

(11)

EP 3 565 680 A2

(12)

(88) Date of publication A3: 02.05.2019 (43) Date of publication: 13.11.2019 Bulletin 2019/46 (21) Application number: 17918107.8 (22) Date of filing: 14.11.2017

(51) International Patent Classification (IPC):  B22D 11/06(2006.01) B22D 11/10(2006.01) (86) International application number: PCT/TR2017/050566 (87) International publication number: WO 2019/017858 (24.01.2019 Gazette 2019/04)

(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: MA MD (30) Priority: 11.01.2017 TR 201700428 (71) Applicant: Assan Alüminyum San. Ve Tic. A.S. Tuzla/Istanbul (TR)	(72) Inventors: DUNDAR, Mustafa Murat Tuzla/Istanbul (TR) DURSUN, Aziz Tuzla/Istanbul (TR) BIRBASAR, Onur Tuzla/Istanbul (TR) TOPALOGLU, Vedat Tuzla/Istanbul (TR) YAZAR, Baris Tuzla/Istanbul (TR) (74) Representative: Yamankaradeniz, Kemal  Destek Patent, Inc. Eclipse Business D Blok No. 5 Maslak 34398 Istanbul 34398 Istanbul (TR)