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(11)

EP 4 577 324 A2

(12)

(88) Date of publication A3: 11.04.2024 (43) Date of publication: 02.07.2025 Bulletin 2025/27 (21) Application number: 23858183.9 (22) Date of filing: 18.08.2023

(51) International Patent Classification (IPC):  B01D 46/00(2022.01) B01D 46/24(2006.01) B01D 46/69(2022.01) B03B 4/00(2006.01) B01D 46/04(2006.01) B01D 46/48(2006.01) B01D 29/96(2006.01) (52) Cooperative Patent Classification (CPC): B01D 46/71; B01D 46/4272; B01D 46/46; B01D 46/38 (86) International application number: PCT/US2023/072467 (87) International publication number: WO 2024/044508 (29.02.2024 Gazette 2024/09)

(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: 22.08.2022 US 202263399770 P (71) Applicant: Bulk Tank, Inc. Park Hills, Missouri 63601-4428 (US)	(72) Inventors: SISK, David Bonne Terre, Missouri 63628 (US) BOYER, Andy Bonne Terre, Missouri 63628 (US) BREAKFIELD, Roger Farmington, Missouri 63640 (US) KEMP, Peter Crestwood, Missouri 63126 (US) KINNEMAN, Travis Fredericktown, Missouri 63645 (US) (74) Representative: Herrero & Asociados, S.L.  Edificio Aqua - Agustín de Foxá, 4-10 28036 Madrid 28036 Madrid (ES)