(19)
(11) EP 2 507 432 A1

(12)

(43) Date of publication:
10.10.2012 Bulletin 2012/41

(21) Application number: 10834832.7

(22) Date of filing: 30.11.2010
(51) International Patent Classification (IPC): 
D21H 17/25(2006.01)
D21H 11/20(2006.01)
D21H 21/18(2006.01)
 D21H 11/18(2006.01)
D21H 17/28(2006.01)
D21H 21/50(2006.01)
(86) International application number:
PCT/SE2010/051322
(87) International publication number:
WO 2011/068457 (09.06.2011 Gazette 2011/23)
(84) Designated Contracting States:
AL 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 RS SE SI SK SM TR

(30) Priority: 03.12.2009 SE 0950930

(71) Applicant: Stora Enso Oyj
00101 Helsinki (FI)

(72) Inventors:
  • AXRUP, Lars
    S-66341 Hammarö (SE)
  • HEISKANEN, Isto
    FI-55100 Imatra (FI)
  • RIIKONEN, Mika
    FI-53300 Lappeenranta (FI)

(74) Representative: Lindberg, Berndt Åke 
Stora Enso AB Group Intellectual Property Box 9090
SE-65009 Karlstad
SE-65009 Karlstad (SE)

   


(54) A PROCESS FOR PRODUCTION OF A PAPER OR PAPERBOARD PRODUCT