SL –RN process
SL –RN process. Rotary kiln processes for direct reduction of iron oxides are based on coal as reductant. Of the various rotary kiln process the Krupp Codir process and Lurgi …
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Lecture : A REVIEW OF IRONMAKING BY DIRECT …
This presentation reviews the different DR processes used to produce Direct Reduced Iron (DRI), providing an analysis on the quality requirements of iron-bearing ores for …
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Flow sheet of the SL/RN process. | Download Scientific …
Sintering is a thermal agglomeration process that is applied to a mixture of iron ore fines, recycled ironmaking products, fluxes, slag-forming agents and solid fuel (coke).
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The SL/RN process for production of metallized burden
In the light of two examples it was demonstrated that the SL/RN process will be utilized for the production of pig iron and steel. The results obtained in electric arc furnaces are …
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(PDF) A REVIEW OF IRONMAKING BY DIRECT REDUCTION
This paper presents a novel and environmentally friendly production of direct reduced iron (DRI) technology using biomass as an additive agent in iron ore pellet and simulated …
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SLRN process
In the standard SL/RN process, iron ore, coal, and dolomite or limestone as desulfurizing agent are charged into a rotary kiln and heated up by a countercurrent gas flow. Heat is generated by the controlled combustion of volatiles from the coal and surplus CO from …
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HYL III and SL/RN
While HYL is a batch-type gas based process and uses a countercurrent shaft-furnace, the SL/RN process utilizes rotary kiln to reduce lump ore, pellets and sand iron with coal. …
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DRI production | International Iron Metallics Association
There are several processes for direct reduction of iron ore: gas-based shaft furnace processes (Midrex® and Energiron being the main ones) - accounting for 75.8% of …
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The SL/RN Process For Production of Metallized Burden
In its original design, the SL process was utilized exclusively for the production of sponge iron from high-grade iron ores for use in steelmaking furnaces.
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Outotec Direct Reduction Technologies
The standard SL/RN process has been used for over 40 years to produce direct reduced iron (DRI) from lump ores or iron ore pellets. However, with the decreasing availability of …
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