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Article
Drying and Roasting Characteristics of Iron Ore Pellets with Microwave Heating
Drying and roasting behavior of iron ore pellets with microwave and conventional heating have been comparably investigated. The results showed that the dehydration time of green pellets can be shortened by app...
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Article
Highly Efficient Beneficiation of Low-Grade Iron Ore via Ore–Coal Composite-Fed Rotary Kiln Reduction: Pilot-Scale Study
Direct reduction of low-grade iron ore pelleted with coal was investigated using a pilot-scale rotary kiln. The evolution of the iron minerals, the strength of the pellets, and the emission characteristics wer...
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Chapter and Conference Paper
Gasification Behaviors of Biomass with Vanadium Titanomagnetite as Oxygen Carrier
behaviors of using (VTM) as was studied in this paper. Effects of and presence of VTM on the rate of C and H, and syngas components were investigated. The results of without VTM showed that ...
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Article
Reduction Enhancement Mechanisms of a Low-Grade Iron Ore–Coal Composite by NaCl
The reduction behavior of a low iron grade with high SiO2 content ore–coal composite was investigated in the temperature range of 1143 K to 1263 K (870 °C to 990 °C). Sodium chloride was chosen as an additive to ...
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Chapter and Conference Paper
Study on Direct Reduction of Low-Grade Iron Ore-Coal Mini-pellets in Coal-Based Rotary Kiln
In this work, research of reduction process was studied by means of rotary kiln (φ1.5 m × 15 m) process anatomy in order to provide fine guidance to large-scale operation. It was shown that the average reducti...