(19)

(11)

EP 1 261 768 A1

(12)

(43) Date of publication: 04.12.2002 Bulletin 2002/49 (21) Application number: 01901795.3 (22) Date of filing: 05.01.2001

(51) International Patent Classification (IPC)7: D04H 13/00 (86) International application number: PCT/US0100/386 (87) International publication number: WO 0105/3590 (26.07.2001 Gazette 2001/30)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR (30) Priority: 19.01.2000 US 176848 P (71) Applicant: Ahlstrom Dexter LLC Windsor Locks, CT 06096 (US)	(72) Inventors: GOSAVI, Nataraj South Windsor, CT 06074 (US) ANNIS, Richard, V. South Windsor, CT 06074 (US) GRYSKIEWICZ, Stanley, M. Bristol, CT 06010 (US) (74) Representative: Mercer, Christopher Paul et al Carpmaels & Ransford43, Bloomsbury Square London WC1A 2RA London WC1A 2RA (GB)