(19)

(11)

EP 1 125 109 A1

(12)

(43) Date of publication: 22.08.2001 Bulletin 2001/34 (21) Application number: 99951015.9 (22) Date of filing: 28.10.1999

(51) International Patent Classification (IPC)7: G01N 21/49 (86) International application number: PCT/GB9903/563 (87) International publication number: WO 0025/112 (04.05.2000 Gazette 2000/18)

(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: 28.10.1998 GB 9823452 (71) Applicant: Rolfe, Peter Market Drayton,Shropshire TF9 2QW (GB)	(72) Inventor: Rolfe, Peter Market Drayton,Shropshire TF9 2QW (GB) (74) Representative: Fenlon, Christine Lesley  Haseltine Lake & Co.,Imperial House,15-19 Kingsway London WC2B 6UD London WC2B 6UD (GB)