Difference Between Sponge Iron and Pig Iron Compare the
Apr 30, 2011 · That is the production process of sponge iron is a liquid state process whereas it is a solid state process for pig iron. Summary – Sponge Iron vs Pig Iron. Both sponge iron and pig iron are two basic forms of iron that we can obtain via processing natural iron ore. The key difference between sponge iron and pig iron is that we can produce
Direct reduced iron Wikipedia
Jul 29, 2010 · The Fe total content in sponge iron purely depends on Fe con tent in iron ore and the degree of reduction achieved in the process. Fe total content of 90%min is required for steel making requirement. Fe metallic: Fe metallic content in sponge iron depends on the effective control of process
Is pig iron and sponge iron the same or not? Quora
Mar 07, 2019 · No. They aren''t. The source of both pig iron and sponge iron are iron ore. In case of pig iron, the ore is reduced and melt in the blast furnace and the preliminary product is liquid iron, which solidifies to pig iron. On the other hand, sponge ir
Sponge Iron an overview ScienceDirect Topics
Commercial sponge iron powder production dates back to 1903 with the invention of the Sieurin process in Sweden. Since 1911 the Hoganas Corporation has continuously manufactured sponge iron, although the early use for this product was as a feedstock for steel making.
PRODUCTION OF IRON AND STEEL POWDERS
2. PRODUCTION OF IRON AND STEEL POWDERS 8 2.3 The Höganäs Sponge Iron Process The Höganäs sponge iron process, is essentially a chemical process in which finely divided iron ore is being reduced with coke breeze yielding a spongy mass of solid metallic iron, which can readily be comminuted to iron powder. The iron ore used at
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 (50500 psig).
What is sponge iron? Quora
Dec 19, 2017 · India is the world''s largest producer of sponge iron, most of which is produced primarily through the coal based method of production. Growth in the sponge iron production can be attributed largely to the popularity of secondary steelmaking route,
Sponge Iron Composition & Manufacturing Process Lloyd''s
Process. Sponge iron making is a process in which iron ore lumps (typically 5mm18mm size) are tumbled with a ''select'' grade of ironcoking 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
Direct Reduced Iron (DRI) International Iron Metallics
Direct Reduced Iron (DRI) is the product of the direct reduction of iron ore in the solid state by carbon monoxide and hydrogen derived from natural gas or coal. See more information about the production of
Sponge Iron Production Process Arij Trading
This process is one of the oldest direct reduction methods and the idea of its structure is based on a horizontal cement kiln. In this method, heat coal (as a reducing agent) is mixed with iron ore and sponge iron is produced in a horizontal furnace.
Direct Reduced Iron and its Production Processes – IspatGuru
Mar 16, 2013 · Fig 2 Principle of direct reduction process. Gas based process. In the gas based reduction processes, a vertical shaft kiln is used in which iron ore is fed into the top of the kiln and finished sponge iron is drawn off from the bottom after cooling it so as to prevent its reoxidation.
(PDF) i) Direct Reduced Iron: Production
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
SPONGE IRON PLANT
The major Raw Materials required for production of Sponge Iron by the rotary kiln process are: sized graded Iron Ore and NonCoking coal. Limestone, in small quantities, is also required to scavenge the sulphur. IRON ORE The quality requirement of Sized ore for sponge iron
ORISSA SPONGE IRON AND STEEL LTD.
OSIL Process subsequently became popular and was widely accepted and recognized as one of the leading coal based sponge iron technology in the world.. OSIL set up its Project & Engineering Division at Bhubaneswar in 1992 to enable setting up of Sponge Iron plants in the country based on its patented process.
A leader in metal powders born in Sweden Höganäs
Sieurin invents sponge iron method The Höganäs Method is invented by engineer Emil Sieurin. The method means reducing iron ore with the help of coke, lime and clay. After patenting the method, Höganäs starts production in 1911 and in 1912 a plant is built. Later on, Höganäs will start grinding the reduced iron to powder, sponge iron powder.
Study on Accretion Formation on DRI kiln during spong
Study on Accretion Formation on DRI kiln during spong iron production Chandrashekhar shrivas, Himanshu shrivas AbstractToday is an era of competition, and contrary to this the Iron and steel industries are also suffering from the same. One of the major challenges for sponge iron plant is the Accretion formation. Through this
WELSPUN STEEL LIMITED
The process of sponge iron making aims to remove the oxygen from iron ore. The quality of sponge iron is primarily ascertained by the percentage of metallization (removal of oxygen), which is the ratio of metallic iron to the total iron present in the product. Sponge iron manufacture is highly sensitive to raw material characteristics.
Sponge Iron Plants Steel Manufacturing Companies in
The company has the world''s largest coalbased sponge iron manufacturing facility at Raigarh, Chhattisgarh and stands out as the market leader in coalbased sponge iron industry within India. The plant uses direct reduced iron (DRI) process method of production and utilises ten indigenously developed rotary kilns (6 kilns of 300 tonnes per
dri sponge iron price DRI HBI prices Simurgh iron and
Jun 02, 2019 · One of the main advantages of using sponge iron briquettes in comparison to sponge iron in the melting process is the possibility of using it with a higher percentage of the iron scrap. This provides a significant cost benefit to the steelmaking plant. We can even say that the higher the price of the product itself, which the steel mill at the
Coal based Direct Reduction Rotary Kiln Process – IspatGuru
Boudouard reaction, dolomite, DRI, Iron ore, metallization, non coking coal, pellets, reduction, Rotary kiln, Sponge iron, Sulphur, Coal based Direct Reduction Rotary Kiln Process . The coal based direct reduction rotary kiln process was developed for converting iron ore directly into metallic iron without the melting of the materials.
Sponge Iron Process for Manned Space Exploration
innovative process combining a sponge iron reactor with a hydrocarbon reformer and a partial offgas feedback loop, was investigated as means of providing an onsite hydrogen production capacity from a feedstock of hydrocarbons produced with ISRU technology Sponge iron process for manned space exploration
sponge iron process: 2010
The Fe total content in sponge iron purely depends on Fe con tent in iron ore and the degree of reduction achieved in the process. Fe total content of 90%min is required for steel making requirement. Fe metallic: Fe metallic content in sponge iron depends on the effective control of process parameters
Sponge iron making process SlideShare
Nov 09, 2014 · Making process iron ore to sponge iron Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. If you continue browsing the site, you agree to the use of cookies on this website.
H2S REMOVAL SYSTEM SHOWS PROMISE OVER IRON SPONGE
The difference in process reliability between iron sponge and SulfaTreat is easily seen in the variation in run life as shown in Fig. 1.
Sponge Iron Process for Manned Space Exploration
Two theoretical appliions of the sponge iron process were also investigated within this study: hydrogen production with carbon monoxide as SIR reducing agent, and storage of hydrogen by means of a REDOX reaction of a contact mass. The former is based on Sponge iron process for manned space exploration.
Designing Iron Sponge Process For H2S Removal Student
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 adsorber column design but i cannot find much
Sponge Iron Production By Direct Reduction Of Iron Oxide
This book provides a fascinating study of the very important emerging field of direct reduction in which iron ore is ''directly reduced'' in the solidstate, using either natural gas or noncoking coal, to produce a highly metallised material, referred to as sponge iron (or direct reduced iron). This intermediate product is subsequently melted in electric arc furnaces or induction furnaces
Sponge iron making full process_Coal base DRI YouTube
Dec 24, 2018 · Direct reduced iron (DRI), also called sponge iron,[1] is produced from the direct reductionof iron ore (in the form of lumps, pellets, or fines) to iron
H2S REMOVAL SYSTEM SHOWS PROMISE OVER IRON SPONGE
The difference in process reliability between iron sponge and SulfaTreat is easily seen in the variation in run life as shown in Fig. 1.
OUR PROCESS Sunvik Steels Pvt. Ltd.
Sponge iron making process chart. BILLETS. Billet making process chart
DRI, THE SPONGE IRON INDUSTRIE FULL VIDEO YouTube
Jan 17, 2017 · 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
Direct Reduced Iron and its Production Processes – IspatGuru
Mar 16, 2013 · Fig 2 Principle of direct reduction process. Gas based process. In the gas based reduction processes, a vertical shaft kiln is used in which iron ore is fed into the top of the kiln and finished sponge iron is drawn off from the bottom after cooling it so as to prevent its reoxidation.
Iron Sponge Process an overview ScienceDirect Topics
8.5.1 Iron sponge process. An example of a hydrogen sulfide scavenger process is the iron sponge process (also called the dry box process), which is the oldest and still the most widely used batch process for sweetening of natural gas and natural gas liquids (Anerousis and Whitman, 1984). The process was implemented during the 19th century and
Steel making today and tomorrow Hybrit
Steel making today and tomorrow . There are major differences between the steel making process of today and the HYBRITprocess of tomorrow. In the current blast furnace based process, coal is the main source of energy. The use of coke ovens produces metallurgical coke and coke oven gas. sponge iron or direct reduced iron (DRI), with water
Difference Between Sponge Iron and Pig Iron Compare the
Apr 30, 2011 · That is the production process of sponge iron is a liquid state process whereas it is a solid state process for pig iron. Summary – Sponge Iron vs Pig Iron. Both sponge iron and pig iron are two basic forms of iron that we can obtain via processing natural iron ore. The key difference between sponge iron and pig iron is that we can produce
Designing Iron Sponge Process For H2S Removal Student
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 adsorber column design but i cannot find much
Direct Reduced Iron (DRI) International Iron Metallics
Direct Reduced Iron (DRI) is the product of the direct reduction of iron ore in the solid state by carbon monoxide and hydrogen derived from natural gas or coal. See more information about the production of
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