(19)

(11)

EP 3 687 663 A1

(12)

(43) Date of publication: 05.08.2020 Bulletin 2020/32 (21) Application number: 18859336.2 (22) Date of filing: 24.09.2018

(51) International Patent Classification (IPC):  B01D 53/10(2006.01) B01D 53/40(2006.01) B01D 53/12(2006.01) B01D 53/83(2006.01) (86) International application number: PCT/US2018/052391 (87) International publication number: WO 2019/060811 (28.03.2019 Gazette 2019/13)

(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: 25.09.2017 US 201715714718 (71) Applicant: United Conveyor Corporation Waukegan, IL 60085 (US)	(72) Inventors: BALBARIN, Jon Hawthorn Woods IL 60047 (US) CHARHUT, Daniel Lake Bluff IL 60044 (US) HEYWOOD, Robert Antioch IL 60002 (US) LEDAIN, Robert Fox Lake IL 60020 (US) RASTOGI, Saurabh Green Oaks IL 60048 (US) (74) Representative: FRKelly  27 Clyde Road Dublin D04 F838 Dublin D04 F838 (IE)