[HTML][HTML] Recent trends in the technologies of the direct reduction and smelting process of iron ore/iron oxide in the extraction of iron and steelmaking

JE Ogbezode, OO Ajide, OO Oluwole… - Iron Ores and Iron Oxides …, 2023 - intechopen.com
The blast furnace and direct reduction processes have been the major iron production
routes for various iron ores (ie goethite, hematite, magnetite, maghemite, siderite, etc.) in the …

Hydrogen Plasma for Low-Carbon Extractive Metallurgy: Oxides Reduction, Metals Refining, and Wastes Processing

B Satritama, C Cooper, D Fellicia, MI Pownceby… - Journal of Sustainable …, 2024 - Springer
Carbon-rich sources, such as coal and carbon monoxide gas, have been extensively used
in the metal industry as the reducing agent of metal oxides and as the energy source for …

Hydrogen plasma smelting reduction for fast production of green ferronickel

I Islam, D Tandersen, A Taimullah, YA Sata… - International Journal of …, 2024 - Elsevier
The production of ferronickel through conventional methods results in substantial CO 2
emissions. To mitigate CO 2 impact, using hydrogen gas as a reductant in Hydrogen Plasma …

Beyond summative Effects: Synergistic enhancement in the gaseous interfacial reduction of Wüstite by the combined use of hydrogen and carbon monoxide

L Bai, J Deng, J Wang, H Zhang, J Xu - Chemical Engineering Science, 2024 - Elsevier
Growing environmental concerns are driving the steel industry to explore cleaner energy
options, with hydrogen emerging as a promising alternative to fossil fuels. Our study …

Oxide Reduction Treatment with a Thermal Plasma Torch: A Case Study

M El Khalloufi, G Soucy - Minerals, 2024 - mdpi.com
This article presents the findings of a study on oxide reduction utilizing a novel reducing
plasma torch, employing greenhouse gases such as CO2 and CH4 as plasma gases. The …

[HTML][HTML] Isothermal Reduction and Comparative Analysis of Reaction Kinetics of Sponge Iron Produced from Heamatite-Charcoal Reaction Using Non-contact Direct …

JE Ogbezode, VI Aladesanmi, OO Ajide… - Journal of Alloys and …, 2024 - Elsevier
The challenge of making sponge iron, or direct reduced iron (DRI), is hard to overstate.
These are a key feed for metallurgical operations while iron extraction sets these limits …

[HTML][HTML] Reduction Kinectics of Hematite Powders in Non-Equilibrium Hydrogen Plasma

IS Silveira, EA Vieira, RC Nascimento… - Materials …, 2024 - SciELO Brasil
The reduction kinetics of hematite (Fe2O3) powders was studied using nonequilibrium
hydrogen plasma as reducing agent. Reduction experiments were performed in a DC …

Reduction Kinetics of Co3O4 Powders by Hydrogen Plasma and Hydrogen Gas at Low Temperatures

MCY Nakayama, EA Vieira, RC Nascimento… - Materials …, 2024 - SciELO Brasil
The reduction of cobalt oxide (Co3O4) powders was studied using hydrogen plasma (HP)
and hydrogen gas at low temperatures. The reduction experiments were performed in a …