(19)
(11) EP 1 157 165 A1

(12)

(43) Date of publication:
28.11.2001 Bulletin 2001/48

(21) Application number: 00906823.0

(22) Date of filing: 31.01.2000
(51) International Patent Classification (IPC)7D21J 1/12, B27N 7/00
(86) International application number:
PCT/SE0000/187
(87) International publication number:
WO 0044/985 (03.08.2000 Gazette 2000/31)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 01.02.1999 SE 9900332

(71) Applicant: Valmet Fibertech Aktiebolag
851 94 Sundsvall (SE)

(72) Inventors:
  • ERIKSSON, N., Lennart
    S-856 53 Sundsvall (SE)
  • SISLEGARD, Lars-Otto
    S-855 90 Sundsvall (SE)
  • SCHEDIN, Kurt
    S-856 31 Sundsvall (SE)

(74) Representative: Johansson Webjörn, Ingmari 
L.A. Groth & Co KB Patentbyra,P.O. Box 6107
102 32 Stockholm
102 32 Stockholm (SE)

   


(54) METHOD AND ARRANGEMENT FOR THE PRODUCTION OF LIGNOCELLULOSE-CONTAINING BOARDS