(19)

(11)

EP 2 582 777 A1

(12)

(43) Date of publication: 24.04.2013 Bulletin 2013/17 (21) Application number: 11729238.3 (22) Date of filing: 20.06.2011

(51) International Patent Classification (IPC):  C10L 1/16(2006.01) C10L 10/02(2006.01) C10L 1/06(2006.01) C10L 10/10(2006.01) (86) International application number: PCT/US2011/041063 (87) International publication number: WO 2011/163122 (29.12.2011 Gazette 2011/52)

(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: 21.06.2010 US 356922 P (71) Applicants: Shell Oil Company Houston, TX 77252-2463 (US) SM  Shell Internationale Research Maatschappij B.V. 2596 HR The Hague (NL)	(72) Inventors: CRACKNELL, Roger, Francis Chester Cheshire CH2 4NU (GB) JOIS, Yajnanarayana Katy, Texas 77450 (US) (74) Representative: Matthezing, Robert Maarten  Shell International B.V. LSI PO Box 384 2501 CJ The Hague 2501 CJ The Hague (NL)