(19)

(11)

EP 0 973 849 A1

(12)

(43) Date of publication: 26.01.2000 Bulletin 2000/04 (21) Application number: 98914575.0 (22) Date of filing: 08.04.1998

(51) International Patent Classification (IPC)7: C10L 1/18, C10L 1/16 (86) International application number: PCT/US9806/919 (87) International publication number: WO 9846/703 (22.10.1998 Gazette 1998/42)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 11.04.1997 ZA 9703089 26.03.1998 ZA 9802580 (71) Applicant: Combustion Technologies, Inc. Great Neck, NY 11021 (US)	(72) Inventor: WILLIS-NEW, John, David GermistonGauteng 1401 (ZA) (74) Representative: Fechner, Joachim, Dr.-Ing.  Im Broeltal 118 53773 Hennef 53773 Hennef (DE)