(19)
(11) EP 1 009 876 A1

(12)

(43) Date of publication:
21.06.2000 Bulletin 2000/25

(21) Application number: 98921505.8

(22) Date of filing: 08.05.1998
(51) International Patent Classification (IPC)7: D21F 5/04
(86) International application number:
PCT/FI9800/395
(87) International publication number:
WO 9851/857 (19.11.1998 Gazette 1998/46)
(84) Designated Contracting States:
AT DE FR GB IT SE

(30) Priority: 15.05.1997 FI 972080

(71) Applicant: VALMET CORPORATION
00620 Helsinki (FI)

(72) Inventors:
  • KAIHOVIRTA, Juha
    FIN-40700 Jyväskylä (FI)
  • PAKARINEN, Pekka
    FIN-40340 Jyväskylä (FI)
  • LUONTAWA, Matti
    FIN-40350 Jyväskylä (FI)

(74) Representative: Trösch, Hans-Ludwig 
PatentanwälteTiedtke-Bühling-Kinne & Partner (GbR)Bavariaring 4
80336 München
80336 München (DE)

   


(54) METHOD FOR CONTROLLING THE CURL OF PAPER AND A PAPER OR BOARD MACHINE LINE THAT APPLIES THE METHOD