(19)

(11)

EP 2 616 526 A2

(12)

(88) Date of publication A3: 14.06.2012 (43) Date of publication: 24.07.2013 Bulletin 2013/30 (21) Application number: 11825724.5 (22) Date of filing: 09.09.2011

(51) International Patent Classification (IPC):  C10G 29/26(2006.01) C10G 33/00(2006.01) B01D 53/64(2006.01) C10G 29/12(2006.01) C01G 33/00(2006.01) (86) International application number: PCT/US2011/051033 (87) International publication number: WO 2012/036986 (22.03.2012 Gazette 2012/12)

(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: 16.09.2010 US 883995 16.09.2010 US 883971 16.09.2010 US 883578 (71) Applicant: Chevron U.S.A. Inc. San Ramon, CA 94583 (US)	(72) Inventors: GALLUP, Darrell Lynn San Ramon California 94583 (US) YEAN, Sujin San Ramon California 94583 (US) (74) Representative: Nash, David Allan  Haseltine Lake LLP Redcliff Quay 120 Redcliff Street Bristol BS1 6HU Bristol BS1 6HU (GB)