microwave direct reduction iron ppt

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Direct Reduced Iron |authorSTREAM
Direct Reduced Iron |authorSTREAM

PowerPoint Presentation: Introduction of DRI Sponge iron is a term given to the product obtained by reduction of iron ore in solid state Sponge iron is a mixture of reduced metallic iron, unreduced iron oxide and the associated with gangue constituents of the original ore...

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620 015 - National Institute of Technology, Tiruchirappalli
620 015 - National Institute of Technology, Tiruchirappalli

national institute of technology, tiruchirappalli – 620 015 department of metallurgical and materials engineering course mt 303 iron making and steel making (imsm) lecture plan and related details core course for b tech (mme) – v semester – 2008 version acad yr 2008 – 2009 odd semester...

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Direct Reduced Iron (DRI) - gardno
Direct Reduced Iron (DRI) - gardno

4 Direct Reduced Iron Understanding the different direct reduced iron products Gard News 178, May/July 2005 The term direct reduced iron, or DRI, has a generic meaning which covers a number of products with a variety of properties and hazards There has ,...

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XPowerPoint
XPowerPoint

XPowerPoint PPT search engine is especially designed for Doctors and Teachers to help find accurate PowerPoint presentations for their research These PowerPoint presentations are shared by people all over the world to help you...

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Using Syngas to make DRI in the MIDREX Process
Using Syngas to make DRI in the MIDREX Process

direct reduction using coal mxcol® 2 direct reduction using coal mxcol® (pronounced “m-x-coal”) is the name and trademark for the use of syngas derived from coal in the commercially proven midrex® direct reduction process syngas, or synthesis gas, is a gas mixture consisting of...

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Comparison of microwave and conventional carbothermal ,
Comparison of microwave and conventional carbothermal ,

Mar 01, 2019· The re-occurrence of iron oxide (Fe 2 O 3) peaks indicates the re-oxidation of reduced iron phases primarily in the absence of carbon On the comparison between the two reduction techniques at same reduction parameters, the microwave furnace provides faster and better reduction as compared to muffle furnace...

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Direct Reduction - Steel-Insights
Direct Reduction - Steel-Insights

DRI Products Versatile Ore-based Metallics CDRI: Cold Direct Reduced Iron HDRI: Hot Direct Reduced Iron charged directly into a melter without cooling HBI: Hot Briquetted Iron is direct reduced iron discharged from the shaft furnace at ≥650°C and compacted to a density ≥ 5 gm/cc...

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Coal based Direct Reduction Rotary Kiln Process – IspatGuru
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...

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direct reduction iron process ppt - deniseohlsoncoza
direct reduction iron process ppt - deniseohlsoncoza

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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ITP Steel: Steel Industry Technology Roadmap -- Chapter ,
ITP Steel: Steel Industry Technology Roadmap -- Chapter ,

Direct reduction, including both gas- and coal-based processes, will likely grow to include 10 to 15% of the total iron production in the United Stat Direct reduction produc ts will be primarily used as a scrap substitute in the EAF, while some forms may be used in the BOF and blast furnace Direct smelting processes could also...

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

i) Direct Reduced Iron: Production , During the last four decades, a new route of ironmaking has rapidly developed for direct reduction (DR) of iron ore to metallic iron by using noncoking coal ....

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Fundamental Studies Related to Gaseous Reduction of ,
Fundamental Studies Related to Gaseous Reduction of ,

for iron and zinc with lower energy requirements than the established high temperature process In this work, isothermal reduction tests were carried out to investigate the selective reduction of the iron oxide in zinc ferrite 2 BACKGROUND 21 Direct reduction process...

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The increasing role of direct reduced iron in global ,
The increasing role of direct reduced iron in global ,

The increasing role of direct reduced iron in global steelmaking by F Grobler* and RCA Minnitt† Synopsis Direct reduced iron (DRI), produced by the reaction between iron ore and reducing gasses, is used as a source of low-residual iron, in addition to ferrous scrap and pig iron, in the production of steel...

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Preparation of core-shell iron ore-biochar composite ,
Preparation of core-shell iron ore-biochar composite ,

Two types of iron concentrates, A and B, were used for the preparation and microwave reduction of iron ore-biochar composite pellets Their main chemical compositions are shown in Table 1Iron concentrate A was a major raw material with high iron grade (6761%) and low hazardous elements, such as K, S and P, meeting the chemical composition requirements for DRI...

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Chapter 3 Microwave Theory and Background
Chapter 3 Microwave Theory and Background

Chapter 3 Microwave Theory and Background In conventional thermal demagnetisation heat is applied to a sample which creates lattice vibrations (phonons) These phonons are in a higher energy state than the surrounding magnetic system so they exchange energy with the magnetic system, and spin waves (magnons) are created (Walton et al, 1992 ....

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Direct reduced iron finalppt - SlideShare
Direct reduced iron finalppt - SlideShare

Jul 15, 2015· Direct reduced iron finalppt 1 International Corporation 2 History Established as Corporation (1967) Became member company of POSCO Group (2010) Major Business International Trading Project Organizing Natural Resource Development Manufacturing : Textile, Cement, Steel Processing etc Global Network Total : 95 - Asia 46, Middle East 7, Africa 12, Europe 9 CIS 8, ,...

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Direct-Reduced Iron Process (DRI) | NIPPON STEEL ENGINEERING
Direct-Reduced Iron Process (DRI) | NIPPON STEEL ENGINEERING

NIPPON STEEL ENGINEERING CO, LTD provides new iron source technology that enables the achievement of productivity improvements, operational cost reductions, CO 2 emissions reductions, and capital investment reductions through the optimal combination of Tenova HYL and Danieli's natural gas-based direct-reduced iron technology (ENERGIRON) with our blast furnace equipment technology ,...

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Production of Direct Reduced Iron in Rotary Hearth Furnace
Production of Direct Reduced Iron in Rotary Hearth Furnace

Sep 23, 2011· Production of Direct Reduced Iron in Rotary Hearth Furnace 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...

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Sponge Iron - YouTube
Sponge Iron - YouTube

Feb 22, 2016· HOT BRIQUETTED IRON (HBI): The New Iron Age Part 2 - Balancing Global Metallics Supply and Demand - Duration: 5:55 Lithium Energy Products 11,529 views...

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GASIFICATION AND THE MIDREX? DIRECT REDUCTION ,
GASIFICATION AND THE MIDREX? DIRECT REDUCTION ,

oxygen The basic function of all iron ore reduction technologies is to economically remove the oxygen from the iron ore and leave only the iron Iron is the main component of steel, one of the world’s most useful materials If the iron ore reduction technology operates entirely in the solid state, then the product is called direct reduced ....

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MIDREX Processes - kobelcocojp
MIDREX Processes - kobelcocojp

1 Characteristics of reduced iron The MIDREX process produces direct reduced iron (hereinafter referred to as DRI ) The process reduces iron ore using a reforming gas made from natural gas The DRI is used mainly as the raw material for electric arc furnaces (EAFs), as a clean iron source substitute for scrap iron...

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Direct Reduced Iron (DRI) | International Iron Metallics ,
Direct Reduced Iron (DRI) | International Iron Metallics ,

In this paper, direct reduction of iron concentrate pellets in continuous shaft furnace by microwave heating is studied Both Fe2O3 and fixed carbon in coal has a strong capacity to absorb ....

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Direct reduced iron - Wikipedia
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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Direct Reduced Iron - platts
Direct Reduced Iron - platts

Direct Reduced Iron (DRI) is created by heating iron ore in a steel shaft with natural gas, below the melting point The resulting iron pellets can be used as a replacement or...

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Emerging Technologies for Iron and Steelmaking
Emerging Technologies for Iron and Steelmaking

Current fluidized bed and shaft furnace direct-reduction processes rely on natural gas as the primary reductant and source of heat for the reaction One exception is the hydrogen-based Circored process A Circored hot-briquetted iron plant in Trinidad produces reduced iron using byproduct hydrogen from the local petroleum industry...

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Direct Reduced Iron |authorSTREAM
Direct Reduced Iron |authorSTREAM

Nov 26, 2013· PowerPoint Presentation: Introduction of DRI Sponge iron is a term given to the product obtained by reduction of iron ore in solid state Sponge iron is a mixture of reduced metallic iron, unreduced iron oxide and the associated with gangue constituents of the original ore...

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Direct Reduced Iron (DRI) Production Plant - ECCJ
Direct Reduced Iron (DRI) Production Plant - ECCJ

Direct Reduced Iron (DRI) Production Plant NIPPON STEEL & SUMIKIN ENGINEERING CO, LTD Basic Concept or Summary S-16 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 gas...

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AVAILABLE AND EMERGING TECHNOLOGIES FOR ,
AVAILABLE AND EMERGING TECHNOLOGIES FOR ,

Available and Emerging Technologies for Reducing Greenhouse Gas Emissions from the Iron and Steel Industry Prepared by the Sector Policies and Programs Division Office of Air Quality Planning and Standards US Environmental Protection Agency Research Triangle Park, North Carolina 27711 September 2012...

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Resources Trend and Use of Direct Reduced Iron in ,
Resources Trend and Use of Direct Reduced Iron in ,

utilize direct reduced iron (hereinafter referred to as "DRI"), taking up the aspects of environmental protection and resource depletion It reviews the present status of the direct reduction (hereinafter referred to as "DR") technology at Kobe Steel and examines the role played by DRI in achieving a paradigm shift in the iron and steel ....

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Iron and Steelmaking - vsbcz
Iron and Steelmaking - vsbcz

Pig iron is divided into steel-making pig iron, which is intended for further processing to steel by various refining processes, and foundry pig iron, from which cast iron is produced by re-melting Directly Reduced Iron Directly reduced iron is a product of iron (steel) direct reduction from ores in the solid...

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Direct Reduced Iron and its Production Processes – IspatGuru
Direct Reduced Iron and its Production Processes – IspatGuru

Mar 16, 2013· DR process, DRI, HBI, Iron making Metallization, reformed natural gas, residual elements, Rotary kiln, Direct reduced iron (DRI) is technically defined as iron ore which has been reduced to metal without melting it Hot briquetted iron (HBI) is a densified form of DRI to facilitate its handling and transport History...

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