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EP 2 624 928 A1

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(43) Date of publication: 14.08.2013 Bulletin 2013/33 (21) Application number: 11770624.2 (22) Date of filing: 05.10.2011

(51) International Patent Classification (IPC):  B01D 1/28(2006.01) B01D 3/14(2006.01) B01D 3/00(2006.01) (86) International application number: PCT/US2011/054854 (87) International publication number: WO 2012/047953 (12.04.2012 Gazette 2012/15)

(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 (30) Priority: 06.10.2010 US 390358 P (71) Applicant: ExxonMobil Research and Engineering Company Annandale, NJ 08801-0900 (US)	(72) Inventors: GUPTA, Ramesh Berkley Heights NJ 07922 (US) WEISSMAN, Walter Basking Ridge NJ 07920 (US) STOBER, Berne, K. Annandale VA 22003 (US) CODY, Ian, A. Adelaide South Australia 5000 (AU) (74) Representative: Mareschal, Anne et al ExxonMobil Chemical Europe Inc. IP Law Shared Services Hermeslaan 2 1831 Machelen 1831 Machelen (BE)