(19)

(11)

EP 4 034 315 A1

(12)

(43) Date of publication: 03.08.2022 Bulletin 2022/31 (21) Application number: 19946298.7 (22) Date of filing: 28.10.2019

(51) International Patent Classification (IPC):  B21B 1/08(2006.01) B63B 3/14(2006.01) (52) Cooperative Patent Classification (CPC): B63B 3/28; B63B 3/32; B63B 3/34 (86) International application number: PCT/TR2019/050908 (87) International publication number: WO 2021/061059 (01.04.2021 Gazette 2021/13)

(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: 27.09.2019 TR 201914784 (71) Applicant: T.C. Piri Reis Universitesi 34940 Tuzla/Istanbul (TR)	(72) Inventors: TASDEMIR, Ahmet 34944 Tuzla/Istanbul (TR) NOHUT, Serkan 27560 Gaziantep (TR) AKMAN, Mehmet 34953 Tuzla/Istanbul (TR) (74) Representative: Kaya, Erdem  Erdem Kaya Patent Inc. Konak Mahallesi Kudret Sk. Elitpark Park Sit. Ofisler Apt. No: 12/27 16110 Nilüfer/Bursa 16110 Nilüfer/Bursa (TR)