(19)

(11)

EP 2 079 872 A1

(12)

(43) Date of publication: 22.07.2009 Bulletin 2009/30 (21) Application number: 07835351.3 (22) Date of filing: 23.10.2007

(51) International Patent Classification (IPC):  D21C 9/06(2006.01) D21C 9/18(2006.01) (86) International application number: PCT/SE2007/050767 (87) International publication number: WO 2008/051157 (02.05.2008 Gazette 2008/18)

(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: 27.10.2006 SE 0602268 (71) Applicant: Metso Paper, Inc. 00101 Helsinki (FI)	(72) Inventor: ANDERSSON, Rickard 864 92 Matfors (SE) (74) Representative: Saitton, Johanna  Metso Paper Sundsvall AB S-851 94 Sundsvall S-851 94 Sundsvall (SE)