(19)

(11)

EP 4 139 619 A1

(12)

(43) Date of publication: 01.03.2023 Bulletin 2023/09 (21) Application number: 21722320.5 (22) Date of filing: 21.04.2021

(51) International Patent Classification (IPC):  F26B 11/16(2006.01) B01F 7/04(2006.01) F26B 25/04(2006.01) B01F 7/00(2006.01) B01F 15/00(2006.01) (52) Cooperative Patent Classification (CPC): F26B 25/04; F26B 11/16; B01F 27/0726; B01F 27/70; B01F 35/184 (86) International application number: PCT/NL2021/050258 (87) International publication number: WO 2021/215918 (28.10.2021 Gazette 2021/43)

(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: 22.04.2020 NL 2025396 (71) Applicant: Hosokawa Micron B.V. 7005 BL Doetinchem (NL)	(72) Inventor: VAN DER WEL, Peter Gerardus Josephus 7005 BL Doetinchem (NL) (74) Representative: van Trier, Norbertus Henricus Gerardus  Octrooibureau Vriesendorp & Gaade B.V. Koninginnegracht 19 2514 AB Den Haag 2514 AB Den Haag (NL)