(19)
(11) EP 2 697 424 A1

(12)

(43) Date of publication:
19.02.2014 Bulletin 2014/08

(21) Application number: 11714773.6

(22) Date of filing: 15.04.2011
(51) International Patent Classification (IPC): 
D21F 3/10(2006.01)
(86) International application number:
PCT/EP2011/056037
(87) International publication number:
WO 2012/139661 (18.10.2012 Gazette 2012/42)
(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

(71) Applicant: Metso Paper, Inc.
00130 Helsinki (FI)

(72) Inventors:
  • HYENSJÖ, Marko
    S-656 38 Karlstad (SE)
  • HÖGBLAD, Jon
    S-655 94 Karlstad (SE)
  • ZETTERGREN, Bengt
    S-655 00 Kil (SE)
  • AXELSSON, Stefan
    S-652 30 Karlstad (SE)
  • SKOGSBERG, Rune
    S-663 41 Hammarö (SE)
  • ARONSON, Joakim
    S-665 34 Kil (SE)

(74) Representative: Andréasson, Ivar 
Hynell Patenttjänst AB P.O. Box 138
683 23 Hagfors
683 23 Hagfors (SE)

   


(54) A SUCTION ROLL AND A METHOD OF OPERATING SUCH A SUCTION ROLL