(19)

(11)

EP 2 097 569 A1

(12)

(43) Date of publication: 09.09.2009 Bulletin 2009/37 (21) Application number: 07818444.7 (22) Date of filing: 26.09.2007

(51) International Patent Classification (IPC):  D04H 1/42(2006.01) D04H 3/16(2006.01) D04H 1/46(2006.01) (86) International application number: PCT/EP2007/008360 (87) International publication number: WO 2008/052624 (08.05.2008 Gazette 2008/19)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 30.10.2006 WO PCT/EP2006/010422 (71) Applicant: Ahlstrom Corporation 00180 Helsinki (FI)	(72) Inventor: PEDOJA, Roberto 21050 Cuasso al Monte (Varese) (IT) (74) Representative: Ansala, Jyrki Matti et al Coor Service Management Karhula Oy Intellectual Property Department Antintie 7 48601 Kotka 48601 Kotka (FI)