(19)

(11)

EP 2 327 032 A1

(12)

(43) Date of publication: 01.06.2011 Bulletin 2011/22 (21) Application number: 09800109.2 (22) Date of filing: 22.07.2009

(51) International Patent Classification (IPC):  G06F 17/30(2006.01) B41M 3/00(2006.01) G09B 5/00(2006.01) (86) International application number: PCT/FI2009/050638 (87) International publication number: WO 2010/010235 (28.01.2010 Gazette 2010/04)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR Designated Extension States: AL BA RS (30) Priority: 23.07.2008 FI 20085742 (71) Applicant: Stora Enso Oyj 00160 Helsinki (FI)	(72) Inventors: TORNIAINEN, Esa FI-02150 Espoo (FI) MAIJALA, Juha FI-04500 Tuusula (FI) KÄNSÄKOSKI, Ari FI-02150 Espoo (FI) (74) Representative: Papula Oy  Mechelininkatu 1 a 00180 Helsinki 00180 Helsinki (FI)