(19)
(11) EP 1 834 041 A1

(12)

(43) Date of publication:
19.09.2007 Bulletin 2007/38

(21) Application number: 05823380.0

(22) Date of filing: 30.12.2005
(51) International Patent Classification (IPC): 
D21H 23/60(2006.01)
B05D 1/28(2006.01)
 D21H 23/70(2006.01)
(86) International application number:
PCT/FI2005/000562
(87) International publication number:
WO 2006/070064 (06.07.2006 Gazette 2006/27)
(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 NL PL PT RO SE SI SK TR

(30) Priority: 31.12.2004 FI 20041706

(71) Applicant: M-Real Oyj
02100 Espoo (FI)

(72) Inventors:
  • GÄDDA, Lars
    FI-02750 Espoo (FI)
  • KIVIRANTA, Ari
    D-54177 Bonn (DE)
  • SUONTAUSTA, Olli
    A-5400 Hallein (AT)

(74) Representative: Sundman, Patrik Christoffer et al
Seppo Laine Oy, Itämerenkatu 3 B
00180 Helsinki
00180 Helsinki (FI)

   


(54) METHOD OF PRODUCING PAPER OR CARDBOARD