(19)

(11)

EP 2 057 254 A2

(12)

(88) Date of publication A3: 17.07.2008 (43) Date of publication: 13.05.2009 Bulletin 2009/20 (21) Application number: 07789127.3 (22) Date of filing: 06.08.2007

(51) International Patent Classification (IPC):  C10L 9/10(2006.01) (86) International application number: PCT/GB2007/002991 (87) International publication number: WO 2008/020169 (21.02.2008 Gazette 2008/08)

(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 (30) Priority: 12.08.2006 GB 0616094 (71) Applicant: Aquafuel Research Limited Sittingbourne, Kent ME9 8HL (GB)	(72) Inventors: DAY, Paul Kent ME9 8HL (GB) SIROVSKI, Felix Kent ME9 8HL (GB) DAUT, Sergej Kent ME9 8HL (GB) (74) Representative: Gemmell, Peter Alan  Dummett Copp 25 The Square Martlesham Heath Ipswich IP5 3SL Suffolk Martlesham Heath Ipswich IP5 3SL Suffolk (GB)