(19)
(11) EP 3 380 666 A1

(12)

(43) Date of publication:
03.10.2018 Bulletin 2018/40

(21) Application number: 16868987.5

(22) Date of filing: 25.11.2016
(51) International Patent Classification (IPC): 
D21C 7/08(2006.01)
(86) International application number:
PCT/SE2016/051169
(87) International publication number:
WO 2017/091138 (01.06.2017 Gazette 2017/22)
(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: 27.11.2015 SE 1551552

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

(72) Inventors:
  • WILHELMSSON, Magnus
    SE-663 33 Skoghall (SE)
  • HÄGGLUND, Magnus
    SE-851 94 Sundsvall (SE)

(74) Representative: Becker Kurig Straus 
Patentanwälte Bavariastrasse 7
80336 München
80336 München (DE)

   


(54) BOTTOM SCRAPER FOR A CELLULOSE MATERIAL TREATMENT VESSEL