(19)
(11) EP 4 334 481 A1

(12)

(43) Date of publication:
13.03.2024 Bulletin 2024/11

(21) Application number: 22727766.2

(22) Date of filing: 02.05.2022
(51) International Patent Classification (IPC): 
C21B 5/00(2006.01)
C21B 7/00(2006.01)
 C21B 5/06(2006.01)
C21B 13/00(2006.01)
(52) Cooperative Patent Classification (CPC):
C21B 5/001; C21B 2005/005; C21B 2100/24; C21B 5/06; C21B 7/002; C21B 2100/22; C21B 13/0073
(86) International application number:
PCT/EP2022/061672
(87) International publication number:
WO 2022/233769 (10.11.2022 Gazette 2022/45)
(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: 03.05.2021 IT 202100011189

(71) Applicant: NEXTCHEM TECH S.p.A.
00156 Rome (IT)

(72) Inventors:
  • BASINI, Luca Eugenio Riccardo
    20129 Milano (IT)
  • IAQUANIELLO, Gaetano
    00153 Roma (IT)
  • SALLADINI, Annarita
    64026 Roseto degli Abruzzi (TE) (IT)

(74) Representative: Zanoli, Enrico et al
Zanoli & Giavarini S.p.A. Via Melchiorre Gioia, 64
20125 Milano
20125 Milano (IT)

   


(54) PROCESS UTILIZING SYNTHESIS GAS FOR IMPROVING THE ENVIRONMENTAL IMPACT OF THE REDUCTION OF IRON ORE IN BLAST FURNACES