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make sponge iron from coal and iron ore process

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Sponge Iron WELSPUN STEEL LIMITED

When the desired temp. is reached, Iron ore, coal & lime stone or dolomite are fed Now the coal if the desired temp. for reduction process is obtained , iron ore with This Co2 reacts with carbon from coal to produce CO.

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The Effect Of Local Coal And Smelting Sponge Iron On IOPscience

The objective of the research is to produce pig iron that meet the requirement of iron produced from iron ore processing must contain a minimum iron content 

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(PDF) i) Direct Reduced Iron Production ResearchGate

Jul 31, 2018 This product is known as direct reduced iron (DRI) or sponge iron. Processes that produce iron by reduction of iron ore (in solid state) below the melting point are generally metallic iron by using noncoking coal/natural gas.

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WO2014111901A2 An efficient process in the production of iron

C21B13/0006 Making spongy iron or liquid steel, by direct processes obtaining . raw materials like iron ore, lime stone and coal are normally removed as slag. Iron ore is the raw material used to make pig iron, which is one of the main raw 

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Energy survey of the coal based sponge iron industry ScienceDirect

A survey is made on a typical coal based Indian sponge iron plant of capacity . In the sponge iron process concentrated and finely divided iron ore is reduced 

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Energy Audit Methodology of Sponge Iron Manufacturing Units

Plants in India use wide variety of raw material and coal which has direct bearing on the process. Again some plants don't use iron ore directly. They make iron 

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Simulation of Rotary Kiln Used in Sponge Iron Process Using ANN

alternative to steel scraps in iron and steel making processes. With the depend on air, iron ore and coal flow rate which may be To produce sponge iron, iron.

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What is sponge iron Quora

Growth in the sponge iron production can be attributed largely to the of sponge iron, most of which is produced primarily through the coal based method of The process of sponge iron making aims to remove the oxygen from iron ore.

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Coal based Direct Reduction Rotary Kiln Process ispatguru.com

Feb 14, 2017 The metallic iron in this process is produced by the reduction of iron oxide below shows a 'honeycomb structure', due to which it is often called sponge iron. at the one end of the rotary kiln and is heated by coal burners to produce DRI. Most of the coal based direct reduction plants use lump iron ore.

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Efficient Use Of Lower Quality Input Materials An Urgent Need In

Abstract Iron ore and coal together account for about 72% of cost of input materials in Indian steel plants. Moreover integrated steel plants and Scrap / DRI / Sponge Iron route in iron making available at that time, mining of iron ore was.

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DRI Golgohar Investment & Development Co

The process of sponge iron making aims to remove the oxygen from iron ore. for the production of sponge iron are iron ore, noncoking coal and dolomite.

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Iron Making Indian Bureau of Mines

sponge iron also referred to as Direct reduced iron (DRI), based both on coal and gas as Iron making processes can be broadly classified/categorised into 1.

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Agni Steels Sponge Iron Manufacturing Process YouTube

Nov 2, 2017 Out of all forms of raw materials, sponge is the purest form for steel making. A precise mix of iron ore and coal as well as maintaining the right 

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The Evolution of Ironmaking Process Based on CoalContaining Iron

The development of rotary kiln to produce DRI protect sponge iron from reoxidation by a fully oxidized flame, provided the bed height KEY WORDS direct reduction; iron ore; coal; kinetics; heat transfer; rotary hearth furnace; PSH furnace.

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Sponge iron an overview ScienceDirect Topics

Commercial sponge iron powder production dates back to 1903 with the . of iron ore, and the process yielded two tappings of cast iron a day (Needham, 1964 . In this route of iron making, the use of noncoking coal or natural gas is made as 

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Coal Based Sponge Iron Industry A Prime Mover to Steelworld

A Prime Mover to Enhance Steel Making Capacities in India At present, there are no alternative coke free iron ore reduction technologies capable of Development of coal based sponge iron processes with particular reference to India .

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Direct Reduced Iron (DRI) Production Plant

A direct reduced iron (DRI) production plant is a shaft reduction furnace to produce DRI with large metal iron content by directly reducing iron ore (or iron ore pellets) with reducing gases. and coal gas refined in coal gasifiers, as well as widelyused natural gas, may be used as ・Emirate steel, Gulf sponge iron (UAE).

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Coal based Direct Reduction Rotary Kiln Process ispatguru.com

Feb 14, 2017 The metallic iron in this process is produced by the reduction of iron oxide below shows a 'honeycomb structure', due to which it is often called sponge iron. at the one end of the rotary kiln and is heated by coal burners to produce DRI. Most of the coal based direct reduction plants use lump iron ore.

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Sponge Iron – Prakash Industries Limited

To make its mark in the industry Prakash Industries Ltd has ventured into The manufacture of sponge iron entails the deoxidisation of iron ore through the process iron ore is converted into DRI in a rotary kiln fired by noncoking coal.

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Sponge Iron Making Process

Char. PCC. Please move your mouse over equipment for description. Sponge Iron Making Process. ORE. COAL. DOLO. WHRB. Feed. Primary air. ESP. I.COAL.

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Simulation of Rotary Kiln Used in Sponge Iron Process Using ANN

alternative to steel scraps in iron and steel making processes. With the depend on air, iron ore and coal flow rate which may be To produce sponge iron, iron.

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Annex 7 Extracts DSIR Report CDM

Sponge Iron is iron ore reduced directly in solid state using coal gas, natrual gas or sponge iron manufacturing process arose in late 50's when Electric Arc.

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Steel making today and tomorrow Hybrit

In the current blast furnace based process, coal is the main source of energy. Iron ore sinter and pellets are then charged together with coke from the top of the sponge iron or direct reduced iron (DRI), with water vapour emitted from the 

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Productivity Increment of Coal based Sponge Iron Plant using

Keywords Coal Base, Increment, Productivity, Sponge Iron Plant, Simulation. Abstract. Objective . of 2332 m3/h is used to preheat the feed to kiln (iron ore, feed coal, and the reactions involved in sponge iron making process. Step 3 Coal 

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