(19)

(11)

EP 1 037 711 A1

(12)

(43) Date of publication: 27.09.2000 Bulletin 2000/39 (21) Application number: 98960044.0 (22) Date of filing: 17.12.1998

(51) International Patent Classification (IPC)7: B05B 7/06, F02M 43/04, F02M 69/04, F02M 69/08 (86) International application number: PCT/IB9802/051 (87) International publication number: WO 9930/831 (24.06.1999 Gazette 1999/25)

(84) Designated Contracting States: DE ES FR GB (30) Priority: 17.12.1997 ES 9702654 13.11.1998 US 191787 (71) Applicant: Universidad de Sevilla 41013 Sevilla (ES)	(72) Inventor: GANAN CALVO, Alfonso E-41018 Sevilla (ES) (74) Representative: Price, Nigel John King et al J.A. KEMP & CO.14 South SquareGray's Inn London WC1R 5LX London WC1R 5LX (GB)