(19)

(11)

EP 0 778 910 A2

(12)

(43) Date of publication: 18.06.1997 Bulletin 1997/25 (21) Application number: 95929947.0 (22) Date of filing: 24.08.1995

(51) International Patent Classification (IPC):  D21F 7/ 08( . ) D21F 1/ 00( . ) (86) International application number: PCT/GB1995/002007 (87) International publication number: WO 1996/007789 (14.03.1996 Gazette 1996/12)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 03.09.1994 GB 19940017720 (71) Applicant: SCAPA GROUP PLC Blackburn, Lancashire BB2 6AY (GB)	(72) Inventor: HODSON, Mark Mellor Lancashire BB2 7JU (GB) (74) Representative: Goodwin, Mark, et al  Wilson, Gunn, M'Caw, 41-51 Royal Exchange, Cross Street Manchester M2 7BD Manchester M2 7BD (GB)