(19)
(11) EP 4 562 201 A1

(12)

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

(21) Application number: 23748854.9

(22) Date of filing: 20.07.2023
(51) International Patent Classification (IPC): 
C21B 11/10(2006.01)
C22B 1/24(2006.01)
C21B 13/14(2006.01)
 C21B 13/00(2006.01)
C21B 13/12(2006.01)
(52) Cooperative Patent Classification (CPC):
C21B 11/10; C21B 13/0073; C21B 13/0086; C21B 13/12; C21B 13/143; C22B 1/24
(86) International application number:
PCT/IB2023/057406
(87) International publication number:
WO 2024/023660 (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: 29.07.2022 WO PCT/IB2022/057045

(71) Applicant: ArcelorMittal
1160 Luxembourg (LU)

(72) Inventors:
  • HUBER, Jean-Christophe
    57640 Vry (FR)
  • SANCHEZ, Mathieu
    57050 Plappeville (FR)
  • DEPLECHIN, Simon Pierre
    7700 Mouscron (BE)

(74) Representative: Plaisant, Sophie Marie 
ArcelorMittal Voie Romaine, BP30320
57283 Maizières-Lès-Metz
57283 Maizières-Lès-Metz (FR)

   


(54) A METHOD OF MANUFACTURING MOLTEN PIG IRON INTO AN ELECTRICAL SMELTING UNIT