(19)

(11)

EP 4 069 649 A2

(12)

(88) Date of publication A3: 08.07.2021 (43) Date of publication: 12.10.2022 Bulletin 2022/41 (21) Application number: 20896342.1 (22) Date of filing: 01.12.2020

(51) International Patent Classification (IPC):  C02F 3/34(2006.01) (52) Cooperative Patent Classification (CPC): C02F 3/348; C02F 2203/004; C02F 3/107; Y02W 10/10 (86) International application number: PCT/TR2020/051201 (87) International publication number: WO 2021/112803 (10.06.2021 Gazette 2021/23)

(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: 04.12.2019 TR 201919276 (71) Applicant: Baktek Cevre Teknolojileri Sanayi ve Ticaret Anonim Sirketi Umraniye/Istanbul (TR)	(72) Inventor: TASAN, Alp Umraniye/Istanbul (TR) (74) Representative: Berkkam, Ayfer  Berkkam Patent Consulting Remzi Oguz Arik Mah. Bestekar Cad. Bestekar Is Merkezi No: 49/19 06680 Cankaya - Ankara 06680 Cankaya - Ankara (TR)