(19)

(11)

EP 4 561 342 A1

(12)

(43) Date of publication: 04.06.2025 Bulletin 2025/23 (21) Application number: 23752057.2 (22) Date of filing: 27.07.2023

(51) International Patent Classification (IPC):  A01K 1/00(2006.01) C01B 21/20(2006.01) B01D 53/58(2006.01) C01B 21/40(2006.01) (52) Cooperative Patent Classification (CPC): A01K 1/0047; C01B 21/203; C01B 21/40; B01D 53/58; B01D 2251/504; B01D 2258/0266 (86) International application number: PCT/IB2023/057640 (87) International publication number: WO 2024/023760 (01.02.2024 Gazette 2024/05)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 29.07.2022 NL 2032635 (71) Applicant: Lely Patent N.V. 3147 PB Maassluis (NL)	(72) Inventors: VAN DEN BERG, Karel 3147 PB Maassluis (NL) BLOKLAND, Korstiaan Cornelis 3147 PB Maassluis (NL) (74) Representative: Octrooibureau Van der Lely N.V.  Cornelis van der Lelylaan 1 3147 PB Maassluis 3147 PB Maassluis (NL)