(19)

(11)

EP 2 041 243 A2

(12)

(88) Date of publication A3: 13.03.2008 (43) Date of publication: 01.04.2009 Bulletin 2009/14 (21) Application number: 07812720.6 (22) Date of filing: 09.07.2007

(51) International Patent Classification (IPC):  C10G 45/04(2006.01) (86) International application number: PCT/US2007/073031 (87) International publication number: WO 2008/011288 (24.01.2008 Gazette 2008/04)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 17.07.2006 US 457824 (71) Applicant: UOP LLC Des Plaines, Illinois 60017-5017 (US)	(72) Inventor: WANG, Li Des Plaines, Illinois 60017-5017 (US) (74) Representative: Hayes, Adrian Chetwynd  Boult Wade Tennant Verulam Gardens 70 Gray's Inn Road GB-London WC1X 8BT GB-London WC1X 8BT (GB)