(19)
(11) EP 4 505 173 A1

(12)

(43) Date of publication:
12.02.2025 Bulletin 2025/07

(21) Application number: 23784440.2

(22) Date of filing: 04.04.2023
(51) International Patent Classification (IPC): 
G01N 33/34(2006.01)
G01N 33/36(2006.01)
 G01N 5/02(2006.01)
(52) Cooperative Patent Classification (CPC):
G01N 33/34; G01N 5/025
(86) International application number:
PCT/IB2023/053396
(87) International publication number:
WO 2023/194893 (12.10.2023 Gazette 2023/41)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 06.04.2022 SE 2230104

(71) Applicant: Stora Enso Oyj
00101 Helsinki (FI)

(72) Inventors:
  • BÅDENLID, Raija
    65216 Karlstad (SE)
  • BRANDÉN, Carl-Magnus
    656 37 Karlstad (SE)

(74) Representative: Steinrud, Henrik 
Stora Enso AB Group Intellectual Property Box 9090
65009 Karlstad
65009 Karlstad (SE)

   


(54) DEVICE AND METHOD FOR MEASURING ABSORPTION INTO A SAMPLE