process production sponge iron

SPONGE IRON PLANT

1 RAW MATERIAL General The major Raw Materials required for production of Sponge Iron by the rotary kiln process are: sized graded Iron Ore and Non-

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Energy survey of the coal based sponge iron industry ...

The actual process of the coal based sponge iron production is based on SL/RN process (jointly developed by the Steel Company of Canada, Lurgi Chemie, Republic Steel Company and National Lead Corporation in 1964), which works on direct reduction of ore.

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Direct Reduced Iron and its Production Processes ...

A DRI production process is one in which the solid metallic iron is obtained directly from solid iron ore without subjecting the ore or the metal to fusion. The process principle is shown in Fig. 1. The process principle is shown in Fig. 1.

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sponge iron process

2010-07-29· TECHNICAL ASPECTS OF MANUFACTURE OF SPONGE IRON We have produced 55 million tons plus of steel in our country in the year 2008.This production of steel has come thro both conventional blast furnace route, electric arc/induction furnace route and thro new iron making technology COREX.

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Sponge iron production in tunnel kiln – Aramico Company

Introduction . Sponge iron production by tunnel kiln method was developed from 1911 as Höganäs method in Sweden. After many modifications, now this process is a sufficient and effective method for sponge iron production.

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sponge iron production in rotary kiln – SZM

Conversion of Sponge Iron From Low Grade Iron ore. The process of DRI or sponge Iron making can be classified into different categories as given below: (A) Rotary Klin Process Rotary Kiln method is very important for sponge iron production using non-coking coal as a reluctant.

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Sponge iron reaction - Wikipedia

The sponge iron reaction (SIR) is a chemical process based on redox cycling of an iron-based contact mass, the first cycle is a conversion step between iron metal (Fe) and wuestite (FeO), the second cycle is a conversion step between wuestite (FeO) and magnetite (Fe 3 O 4).

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Direct reduced iron - Wikipedia

Direct reduced iron (DRI), also called sponge iron, is produced from the direct reduction of iron ore (in the form of lumps, pellets, or fines) to iron by a reducing gas or elemental carbon produced from natural gas or coal. Many ores are suitable for direct reduction.

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Designing Iron Sponge Process For H2S Removal - …

Designing Iron Sponge Process For H2S Removal - posted in Student: Hi all, I am a final year student in australia and am trying to complete my design project. I am tasked with designing the equipment for the Iron Sponge (oxide) process for the removal of hydrogen sulphide from natural gas. I have come to understand that this is a fixed bed ...

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Sponge Iron Composition & Manufacturing Process - …

Sponge iron making is a process in which iron ore lumps (typically 5mm-18mm size) are tumbled with a 'select' grade of iron-coking coal little dolomite inside an inclined rotary kiln and control combusted in the presence of air for about 12 hours before the products are air cooled, magnetically separated, screened and size wise in finished product bunkers prior to dispatch. The process ...

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Iron Sponge Process | Oil and Gas Separator

The iron sponge process uses the chemical reaction of ferric oxide with H2S to sweeten gas streams. This process is applied to gases with low H2S concentrations (300 ppm) operating at low to moderate pressures (50-500 psig).

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What is Sponge Iron? (with pictures) - wisegeek.com

2018-11-28· Sometimes known as direct-reduced iron, sponge iron is a product that is produced using iron ore. The iron ore is often in the form of pellets or lumps, and is subjected to a reduction process that is created by the use of a reducing gas that emits from coal or a natural gas source.

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Direct Reduced Iron | Industrial Efficiency Technology ...

Direct Reduced Iron (DRI), also known as Sponge Iron, offers an alternative steel production route to BF-BOF and Scrap-EAF routes. In DRI, iron ore is reduced in its solid state – unlike BF process where a liquid metal is formed during reduction.

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PRODUCTION OF IRON AND STEEL POWDERS

2. production of iron and steel powders table of contents 2.1 introduction 2.2 short history of iron powder 2.3 the hÖganÄs sponge iron process

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sponge iron production line - shoppingemporium.co.za

Sponge iron briquette machine iron ore pellet plant Iron ball making machinery . sponge Iron ore fines briquette machine factory price for sale to make oval Get Price Rotation Kiln, Rotation Kiln Suppliers and Manufacturers sponge iron production line

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sponge iron process: 2010

TECHNICAL ASPECTS OF MANUFACTURE OF SPONGE IRON We have produced 55 million tons plus of steel in our country in the year 2008.This production of steel has come thro both conventional blast furnace route, electric arc/induction furnace route and thro new iron making technology COREX.

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US2080028A - Process for producing sponge iron - …

The invention relates to a process for producing sponge iron, and more especially to a process wherein lumps of iron oxide ores are reduced to metal in a shaft furnace by means of hot reducing gases in the absence of substantial proportions of solid carbon and at temperatures belowthe melting points of the ore and of the metallic product.

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sponge iron process: July 2010

TECHNICAL ASPECTS OF MANUFACTURE OF SPONGE IRON We have produced 55 million tons plus of steel in our country in the year 2008.This production of steel has come thro both conventional blast furnace route, electric arc/induction furnace route and thro new iron making technology COREX.

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Pig Iron Manufacturing Process

The direct production of steel from iron ore in the electric furnace has never passed beyond the laboratory stage. Just as pig iron can be produced from iron ore in the electric furnace, so can pig steel be produced by a close regulation of the carbon content of the charge.

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DRI, THE SPONGE IRON INDUSTRIE FULL VIDEO - YouTube

2017-01-17· we are trying to take a look at the sponge iron industrie, how we making sponge iron by coal based .if you like please subscribe and comment,please comment your opinion .

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Process Production Sponge Iron – Grinding Mill China

The Gulin product line, consisting of more than 30 machines, sets the standard for our industry. We plan to help you meet your needs with our equipment, with our distribution and product support system, and the continual introduction and updating of products.

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(PDF) i) Direct Reduced Iron: Production - ResearchGate

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 classified as DR ...

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OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN A …

OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN A ROTARY KILN B. L. SENGUPTA A. B. CHATTERJEA, G. P. MATHUR ... Krupp Sponge Iron Process The Krupp. Sponge iron process uses a rotary kiln for the reduction of high grade lump ores or pellets (Fig. 1). The feed is introduced together with reducing and de-sulphurizing agents (lime-stone or raw dolomite) into an inclined rotary …

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sponge iron making process diagram

40HQ=90 cartons( two double seat in a box)=360 seats=180 double seats ... is made by adopting iron punching&welding technics and anti-rust treatment. 2.High resilience sponge is made by adpoting low tempreture foam moulding technics. ... in 24 hours,you can ask any question and check the production process …

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Agni Steels Sponge Iron Manufacturing Process - YouTube

2017-11-02· Right from the selection of high grade iron ore and coal, we use only the finest raw material for production. Sponge Iron (DRI) is the main constituent in production of billets.

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Hydrogen production by steam-iron process | Request PDF

The steam–iron process is one of the oldest methods of producing hydrogen. It is a cyclic process for water cleavage, whereby coal is consumed. Coal is gassified to a lean reducing gas ...

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India Sponge Iron: Production - ceicdata.com

India's Sponge Iron: Production data was reported at 2,434.000 Metric Ton th in May 2018. This records an increase from the previous number of 2,409.000 Metric Ton th for Apr 2018.

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