(19)

(11)

EP 1 349 904 A2

(12)

(88) Date of publication A3: 09.01.2003 (43) Date of publication: 08.10.2003 Bulletin 2003/41 (21) Application number: 01270582.8 (22) Date of filing: 13.12.2001

(51) International Patent Classification (IPC)7: C10G 29/24 (86) International application number: PCT/GB0105/499 (87) International publication number: WO 0204/8284 (20.06.2002 Gazette 2002/25)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 14.12.2000 GB 0030555 (71) Applicant: AMERADA HESS LIMITED London SW1X 7HY (GB)	(72) Inventors: HARDY, John, Andrew Ellon,Aberdeenshire AB41 6AX (GB) GEORGIE, Waleed, John Ellon,Aberdeenshire AB41 7EJ (GB) (74) Representative: Nash, David Allan  Haseltine Lake & Co.,Imperial House, 15-19 Kingsway London WC2B 6UD London WC2B 6UD (GB)