(19)

(11)

EP 0 981 592 A1

(12)

(43) Date of publication: 01.03.2000 Bulletin 2000/09 (21) Application number: 98925600.3 (22) Date of filing: 11.05.1998

(51) International Patent Classification (IPC)7: C10L 1/22, C10L 10/00, C10L 10/04 (86) International application number: PCT/EP9802/833 (87) International publication number: WO 9851/763 (19.11.1998 Gazette 1998/46)

(84) Designated Contracting States: DE FR GB IT NL (30) Priority: 15.05.1997 GB 9709826 (71) Applicant: Infineum USA L.P. Linden, New Jersey 07036 (US)	(72) Inventors: CAPROTTI, Rinaldo OxfordOxfordshire OX2 9HD (GB) LEDEORE, Christophe FarmoorOxfordshire OX2 9NS (GB) (74) Representative: Hart, Richard Joseph et al Infineum UK LtdLaw DepartmentPOB 1Milton Hill Abingdon,Oxfordshire OX13 6BB Abingdon,Oxfordshire OX13 6BB (GB)