(19)

(11)

EP 0 387 274 A1

(12)

(43) Date of publication: 19.09.1990 Bulletin 1990/38 (21) Application number: 88909787.0 (22) Date of filing: 15.11.1988

(51) International Patent Classification (IPC):  A01N 25/ 34( . ) (86) International application number: PCT/GB1988/001001 (87) International publication number: WO 1989/005093 (15.06.1989 Gazette 1989/13)

(84) Designated Contracting States: GB (30) Priority: 28.11.1987 GB 19870027915 19.08.1988 GB 19880019739 (71) Applicant: Fibre Treatments (Holding) Ltd. Burnley Lancashire, BB11 5SR (GB)	(72) Inventor: FELLOWS, Adrian, Neville West Yorkshire HX7 7DY (GB) (74) Representative: Bray, Lilian Janet, et al  L. J. Bray & Co. Raw Holme Midgehole Road Hebden Bridge, West Yorkshire HX7 7AF Hebden Bridge, West Yorkshire HX7 7AF (GB)