(19)
(11) EP 4 208 597 A1

(12)

(43) Date of publication:
12.07.2023 Bulletin 2023/28

(21) Application number: 21864803.8

(22) Date of filing: 05.07.2021
(51) International Patent Classification (IPC): 
D21C 9/02(2006.01)
 D21C 11/00(2006.01)
(52) Cooperative Patent Classification (CPC):
D21C 11/00; D21C 9/02
(86) International application number:
PCT/SE2021/050680
(87) International publication number:
WO 2022/050883 (10.03.2022 Gazette 2022/10)
(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:
KH MA MD TN

(30) Priority: 03.09.2020 SE 2051038

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

(72) Inventors:
  • DAHLLÖF, Håkan
    653 49 Karlstad (SE)
  • INKINEN, Riitta
    862 40 Njurunda (SE)

   


(54) SYSTEM FOR PRODUCING CELLULOSE PULP AND METHOD FOR CONTROLLING SUCH A SYSTEM