(19)

(11)

EP 2 655 561 A1

(12)

(43) Date of publication: 30.10.2013 Bulletin 2013/44 (21) Application number: 11851596.4 (22) Date of filing: 29.07.2011

(51) International Patent Classification (IPC):  C10G 33/00(2006.01) B01D 17/038(2006.01) C10G 31/10(2006.01) B01D 19/00(2006.01) (86) International application number: PCT/US2011/045872 (87) International publication number: WO 2012/087382 (28.06.2012 Gazette 2012/26)

(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: 20.12.2010 US 973131 20.12.2010 US 973029 (71) Applicant: Chevron U.S.A. Inc. San Ramon, CA 94583 (US)	(72) Inventors: SAMPATH, Vasudevan Houston Texas 77077 (US) MANTILLA, Ivan Katy Texas 77494 (US) AVILA, Carlos Houston Texas 77007 (US) KOUBA, Gene Katy Texas 77494 (US) STRADER, John Livermore California 94550 (US) MARRELLI, John, D. Houston Texas 77006 (US) (74) Representative: Nash, David Allan  Haseltine Lake LLP Redcliff Quay 120 Redcliff Street Bristol BS1 6HU Bristol BS1 6HU (GB)