(19)

(11)

EP 1 633 503 A1

(12)

(43) Date of publication: 15.03.2006 Bulletin 2006/11 (21) Application number: 04733386.9 (22) Date of filing: 17.05.2004

(51) International Patent Classification (IPC):  B09C 1/06(1995.01) B09B 3/00(1980.01) (86) International application number: PCT/GB2004/002126 (87) International publication number: WO 2004/101186 (25.11.2004 Gazette 2004/48)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 17.05.2003 GB 0311421 (71) Applicant: Mel Limited Wakefield WF2 6QW (GB)	(72) Inventors: GROUSE, David, MEL Limited Wakefield WF2 6QW (GB) THEILE, Paul, MEL Limited Wakefield WF2 6QW (GB) (74) Representative: Harrison Goddard Foote  Belgrave Hall Belgrave Street Leeds LS2 8DD Leeds LS2 8DD (GB)