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State of the direct reduction and reduction smelting processes [PDF]
Journal of Mining and Metallurgy. Section B: Metallurgy, 2002 For quite a long time efforts have been made to develop processes for producing iron i.e. steel without employing conventional procedures - from ore, coke, blast furnace, iron, electric arc furnace, converter to steel.
Markotić A., Dolić N., Trujić V.
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Study on the Bath Smelting Reduction Reaction and Mechanism of Iron Ore: A Review
Metals, 2023 Against the background of low global carbonization, blast furnace ironmaking technology with coking puts huge amounts of pressure on the global steel industry to save energy and reduce emissions due to its high pollution levels and high energy ...
Guilin Wang +6 more
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Recovery of Pig Iron from Copper Smelting Slag by Reduction Smelting [PDF]
Archives of Metallurgy and Materials, 2018 Copper slag is a by-product obtained during smelting and refining of copper. Copper smelting slag typically contains about 1 wt.% copper and 40 wt.% iron depending upon the initial ore quality and the furnace type. Main components of copper slag are iron
U. Erdenebold, H.-M. Choi, J.-P. Wang
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Reduction of Copper Smelting Slag by Carbon for Smelting Cu-Fe Alloy
AlloysAn innovative technology for the direct reduction of copper slag was studied while smelting Cu-Fe alloy by carbon to recover the main valuable elements from the copper smelting slag.
Weijun Huang, Yajing Liu, Tao Jiang
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Recovery of Iron, Chromium, and Nickel from Pickling Sludge Using Smelting Reduction
Metals, 2018 This paper reports the recoveries of iron, chromium, and nickel from pickling sludge using coal-based smelting reduction. The influences of slag basicity (CaO/SiO2, which is controlled by high phosphorus oolitic hematite iron ores), reduction temperature,
Zhaohui Tang +4 more
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Feasibility of nickel extraction from Indian chromite overburden by solid state reduction and smelting route [PDF]
Journal of Mining and Metallurgy. Section B: Metallurgy, 2020 The present work demonstrates the extraction of nickel from low-grade chromite overburden by using solid state reduction and direct smelting route. Goethite & Quartz are present as major phases whereas chromite, hematite were identified as minor phases ...
Ganesh P. +5 more
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Metals, 2023 To determine slag properties and the factors influencing these properties for optimization of operating conditions in the copper flash smelting process, the composition and microstructures of the quenched smelting and converting slags have been analyzed.
Sui Xie +3 more
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Crystals, 2023 Waelz slag is an iron-containing waste generated during electric arc furnace (EAF) dust processing in a rotary kiln named the Waelz process. This study focuses on the reduction smelting of the Waelz slag to produce iron-based alloy.
Pavel Grudinsky +7 more
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Experimental Study on Lead-Smelting Slag as Paste Filling Cementing Material
Geofluids, 2022 Under the current pressure of mineral product price and market competition, as well as the tightening of ecological and environmental protection policies, energy saving, emission reduction and cost reduction, and efficiency increase have become ...
Daiqiang Deng, Guodong Cao, Yihua Liang
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Industrial test of smelting reduction for manganese ore in converter
工程科学学报, 2022 The smelting reduction of manganese ore in the converter has been reported in China since the 1990s, and some steel enterprises have successively carried out industrial tests of this technology.
Lu LIN +7 more
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