(19)

(11)

EP 1 276 988 A1

(12)

(43) Date of publication: 22.01.2003 Bulletin 2003/04 (21) Application number: 01925669.2 (22) Date of filing: 24.04.2001

(51) International Patent Classification (IPC)7: F02M 69/46, B01D 17/02 (86) International application number: PCT/GB0101/809 (87) International publication number: WO 0108/3980 (08.11.2001 Gazette 2001/45)

(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: 25.04.2000 GB 0009976 24.08.2000 GB 0020751 (71) Applicant: MA (Innovation) FSIS Limited Chelmsford,Essex CM3 5YL (GB)	(72) Inventor: MA, Jonathan Austin Chelmsford,Essex CM3 5YL (GB)