(19)
(11) EP 4 561 953 A1

(12)

(43) Date of publication:
04.06.2025 Bulletin 2025/23

(21) Application number: 23749043.8

(22) Date of filing: 28.07.2023
(51) International Patent Classification (IPC): 
C04B 2/12(2006.01)
F27B 1/24(2006.01)
 F27B 1/22(2006.01)
(52) Cooperative Patent Classification (CPC):
C04B 2/12; F27B 1/22; F27B 1/24; F27B 1/02; F27B 1/26; Y02P 40/40
(86) International application number:
PCT/EP2023/070970
(87) International publication number:
WO 2024/023285 (01.02.2024 Gazette 2024/05)
(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: 28.07.2022 EP 22187369

(71) Applicant: Carmeuse Technologies
1348 Louvain-la-Neuve (BE)

(72) Inventors:
  • AUBERT, Alex
    1083 GANSHOREN (BE)
  • ROBIN, Charles
    5340 FAULX-LES-TOMBES (BE)

(74) Representative: AWA Benelux 
Parc d'affaires Zénobe Gramme - Bât. K Square des Conduites d'Eau 1-2
4020 Liège
4020 Liège (BE)

   


(54) DECARBONATION PROCESS OF CARBONATED MATERIALS IN A MULTI-SHAFT VERTICAL KILN