Thermodynamics and reduction kinetics of iron ore in direct reduction processes

Vaish, A K and Mehrotra, S P and Gupta, R C (2006) Thermodynamics and reduction kinetics of iron ore in direct reduction processes. Journal of Metallurgy and Materials Science, 48 (2). pp. 59-73.

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Abstract

Iron is mainly produced from its oxide ores, mostly from hematite, Fe2O3. In direct reduction processes, hematite is reduced by carbon, carbon monoxide, hydrogen or the mixture of carbon monoxide and hydrogen. These reducing agents may be produced from coal, oil or natural gas. The reduction kinetics of hematite lump/pellet (sphere) has been discussed. It forms a basis for the modelling of coal or gas based direct reduction processes.

Item Type:Article
Official URL/DOI:http://www.indianjournals.com/ijor.aspx?target=ijo...
Uncontrolled Keywords:Hematite ore, direct reduction processes, thermodynamics, reduction Kinetics, hematite lump, hematite pellet.
Divisions:Metal Extraction and Forming
ID Code:1243
Deposited By:Sahu A K
Deposited On:21 Jul 2010 10:36
Last Modified:18 Oct 2011 14:02
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