(19)

(11)

EP 1 203 146 A2

(12)

(88) Date of publication A3: 06.12.2001 (43) Date of publication: 08.05.2002 Bulletin 2002/19 (21) Application number: 99936807.9 (22) Date of filing: 29.07.1999

(51) International Patent Classification (IPC)7: F02F 1/00 (86) International application number: PCT/GB9902/485 (87) International publication number: WO 0109/502 (08.02.2001 Gazette 2001/06)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (71) Applicant: Durez Corporation Dallas, TX 75244 (US)	(72) Inventor: MEYER, Leon, G. Alden, NY 14004 (US) (74) Representative: Gymer, Keith Francis et al Page Hargrave,Southgate,Whitefriars Lewins Mead,Bristol BS1 2NT Lewins Mead,Bristol BS1 2NT (GB)