(19)
(11) EP 2 637 798 A1

(12)

(43) Date of publication:
18.09.2013 Bulletin 2013/38

(21) Application number: 11840326.0

(22) Date of filing: 04.11.2011
(51) International Patent Classification (IPC): 
B04C 11/00(2006.01)
D21D 5/24(2006.01)
 B04C 5/18(2006.01)
(86) International application number:
PCT/FI2011/050970
(87) International publication number:
WO 2012/062960 (18.05.2012 Gazette 2012/20)
(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: 11.11.2010 FI 20106186

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

(72) Inventors:
  • VUORINEN, Timo
    FI-33300 Tampere (FI)
  • AHO, Tuomo
    FI-33400 Tampere (FI)

(74) Representative: Tampereen Patenttitoimisto Oy 
Hermiankatu 1 B
33720 Tampere
33720 Tampere (FI)

   


(54) BOTTOM DILUTER STRUCTURE IN A VORTEX CLEANER, AND METHOD IN A BOTTOM DILUTER STRUCTURE IN A VORTEX CLEANER