(19)
(11) EP 3 390 712 A1

(12)

(43) Date of publication:
24.10.2018 Bulletin 2018/43

(21) Application number: 16876147.6

(22) Date of filing: 13.12.2016
(51) International Patent Classification (IPC): 
D21C 9/16(2006.01)
 D21C 3/06(2006.01)
(86) International application number:
PCT/SE2016/051252
(87) International publication number:
WO 2017/105322 (22.06.2017 Gazette 2017/25)
(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
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(30) Priority: 14.12.2015 SE 1551638

(71) Applicant: Valmet AB
851 94 Sundsvall (SE)

(72) Inventors:
  • WENNERSTRÖM, Maria
    854 61 Sundsvall (SE)
  • BYLUND, Sofia
    853 56 Sundsvall (SE)

   


(54) METHOD FOR CONTROLLING VISCOSITY IN DISSOLVING PULPS