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Direct Reduction Iron Process Ppt

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  • DANIELI Metal Bulletin

    Danieli Metal Bulletin

    Direct Reduction and Electric Steel Making Integration MATERIAL BALANCE RAW IRON ORE TO LIQUID STEEL 1.625 T Iron ore 1.56 T 5mm 4 0.0156 t 1 of Iron Ore Charge 0.065 T 0.0031 Tons DRI Liquid Steel1.143 t 1,00 t Gross Fe 0.104 25.22 0.032Fumes and dust 12.16 0.07Losses de 6.79 Input Iron ore dry Screening -5.0mm HYTEMP slurry

  • Direct Reduction SteelInsights LLC

    Direct Reduction Steelinsights Llc

    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 gmcc


    New Features Of Dri Technology Energiron

    IRON ORE 3.2 - 18 mm DRI. MAKE-UP GAS. REACTOR. H. 2. O. HEAT. RECUPERATOR. CO. 2 . ABSORBER. PG HEATER. HUMIDIFIER. TAIL GAS. WATER. CO 2 ABSORBER. Since the stream of CO 2 is selectively removed. from process gas, it can be recovered for further. commercial application Reduced emissions Profits from CO 2 commercialization Carbon ...

  • DIRECT FROM Midrex

    Direct From Midrex

    rather than the direct reduction process, because the only major chemical change to the iron ore in the direct reduction process is the removal of oxygen no melting nor refining. As a result, most of the impurities and gangue in the oxide feed are pres-ent in the DRI product. Therefore, the iron content of

  • Iron and Steel Manufacturing

    Iron And Steel Manufacturing

    Iron and Steel Manufacturing Industry Description and Practices Steel is manufactured by the chemical reduction of iron ore, using an integrated steel manufac-turing process or a direct reduction process. In the conventional integrated steel manufacturing process, the iron from the blast furnace is con-verted to steel in a basic oxygen furnace ...

  • Direct Reduced Iron and its Production Processes

    Direct Reduced Iron And Its Production Processes

    Mar 16, 2013 Direct reduced iron DRI is the product which is produced by the direct reduction of iron ore or other iron bearing materials in the solid state by using non-coking coal or natural gas. Processes which produce DRI by reduction of iron ore below the melting point of the iron are normally known as the direct reduction DR processes.

  • Microwave Iron Direct Reduced Carbon

    Microwave Iron Direct Reduced Carbon

    microwave direct reduction iron ppt Grinding Mill China microwave iron direct reduced carbon ... direct reduced iron microwave reducing furnace for ilmenite ... 5th Ironmaking Conference 60 Titles Authors CastingArea ...

  • F ocus Steelworld

    F Ocus Steelworld

    iron direct reduce iron as a handy material for use in the charge mix of EAF steelmaking. Direct Reduced Iron DRI is a quality metallic product, produced from iron are, pellets etc., which is now not only used in the EAF route but also in blast furnaces and other iron and steelmaking process. Hot Briquelted Iron HBI is a denser and compacted

  • Pellets for Direct Reduction 911 Metallurgist

    Pellets For Direct Reduction 911 Metallurgist

    Jan 19, 2019 LKAB Pellets for Direct Reduction. The iron ores mined by LKAB in the north of Sweden have excellent beneficiation properties. This gives LKAB a favourable position as regards the production of low silica pellets for direct, reduction. LKAB have concentrated on developing and marketing grades of pellets for the Midrex-Purofer-Hyl process group ...

  • DR Grade Pellet Quality Supply and Prices

    Dr Grade Pellet Quality Supply And Prices

    direct reduction processes chemical change is removal of oxygen from ore remaining constituents stay with direct reduced iron product but increase in concentration due to the removal of oxygen these affect process economics of subsequent EAF melting vessel Blast furnace, smelting reduction processes formation of refining slag allows modification of hot

  • Coal based Direct Reduction Rotary Kiln Process IspatGuru

    Coal Based Direct Reduction Rotary Kiln Process Ispatguru

    Feb 14, 2017 The metallic iron in this process is produced by the reduction of iron oxide below the fusion temperature of iron ore 1535 deg C by utilizing carbonaceous material present in the non-coking coal. As the iron ore is in direct contact with the reducing agent throughout the reduction process, it is often termed as direct reduced iron DRI.

  • Vincent Chevrier PhD GM Business Development

    Vincent Chevrier Phd Gm Business Development

    MIDREX NG is a proven technology for industrial production of iron, using fossil hydrogen at scale. The process can reduce CO 2 emissions by 50-80 over traditional BF-BOF. Direct reduction can be a bridge technology for ironmaking as Hydrogen becomes available at scale

  • The Use of Hydrogen in the Iron and Steel Industry

    The Use Of Hydrogen In The Iron And Steel Industry

    virgin iron added to dilute the tramp elements such as copper and zinc to improve final product quality DRI D irect R educed I ron is one of the iron products added to the scrap to increase purity DRI is iron ore that has been reduced to iron with syngas without melting DRI processes in U.S. generally use natural gas to reduce ...

  • Hydrogen Uses in Ironmaking Energy

    Hydrogen Uses In Ironmaking Energy

    is a proven technology for industrial production of iron, using fossil hydrogen at scale. The process can reduce CO 2 emissions by 50-80 over traditional BF-BOF. Direct reduction can be a bridge technology for ironmaking as Hydrogen becomes available at scale New plants can be built or existing plants can be converted to 100 H 2 as

  • Iron Steel US EPA

    Iron Steel Us Epa

    information on the estimated GHG emissions from the Iron and Steel sector is provided in Appendix D. The following paragraphs provide brief descriptions of Iron and Steel processes. Lists of plants and locations can be found in Appendix B. More detailed process descriptions are provided in Appendix D.


    1 Selection And Implementation Of New

    As a result, the kiln throughput was limited and the process become uneconomic The plant was closed at substantial loss to the owner Iron Carbide process. During the process development and scale-up the thermodynamics of iron reduction and iron carburization processes was not properly addressed Carburization by CH 4


    Overview Of The Steelmaking Process

    Direct reduction Scrap Ladle Refining Electric arc furnace Steelmaking Iron Ore Pellets Electric Arc Furnace Steelmaking Continuous casting Design by Blisscommunication.com Cover photo ThyssenKrupp Steel Tubes photo Salzgitter The process shown above is illustrative only and is not designed to show the steelmaking process in detail.


    Sponge Iron Plant

    MANUFACTURING PROCESS Coal based Direct reduction process is classified based on the reducing agent namely solid. Most solid reduction process use non-coking coal as reducing agent due to abundantly available non-coking coal. The process proposed to be adopted is the rotary kiln proposes using Non-coking coal and iron ore.


    Operational Aspects Of Sponge Iron

    iron could be lowered to 3.5-3.7 kilo-caloriesIton of sponge iron with partial recirculation of char. The trials yielded adequate data for designing a commercial prototype, or for industrial production of sponge iron. Introduction The direct reduction - processes, developed for converting iron

  • 1A Manufacturing Process for Iron and Steel

    1a Manufacturing Process For Iron And Steel

    In addition to the BF-BOF process, there is another process which utilizes mainly scrap as an iron source, with some direct reduced iron whenever necessary. The direct reduced iron is produced by reducing iron ore with reformed natural gas, whose principal components are hydrogen, carbon monoxide, and methane.

  • Steelmaking Process an overview ScienceDirect Topics

    Steelmaking Process An Overview Sciencedirect Topics

    During the steelmaking process, fluxes that consist of lime CaO or dolomitic lime, with iron and scraps, are charged to the furnace.There is a certain amount of free lime f-CaO in steel slag. Free lime, with a specific gravity of 3.34, can react with water to produce CaOH 2, with a specific gravity of 2.23, which results in volume increase Fig. 9.1.

  • Plant Engineering Using hydrogen in industry

    Plant Engineering Using Hydrogen In Industry

    Apr 01, 2021 Electrolysis of 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. The process involves the removal of oxygen from iron ore or other iron-bearing materials in the solid state, i.e., without melting, as in

  • Iron Ore Pelletizing Process An Overview IntechOpen

    Iron Ore Pelletizing Process An Overview Intechopen

    Jul 11, 2018 The iron ore production has significantly expanded in recent years, owing to increasing steel demands in developing countries. However, the content of iron in ore deposits has deteriorated and low-grade iron ore has been processed. The fines resulting from the concentration process must be agglomerated for use in iron and steelmaking. This chapter shows the status of the pelletizing process ...

  • Pig iron blast furnace route International Iron

    Pig Iron Blast Furnace Route International Iron

    lower part of the blast furnace shaft - indirect reduction of the iron oxides by carbon monoxide and hydrogen occurs at 700-1,000 C. Bosh area of the furnace where the burden starts to soften and melt - direct reduction of the iron and other oxides and carbonization by the coke occurs at 1,000-1,600 C. Molten iron and slag start to drip ...

  • iron processing Britannica

    Iron Processing Britannica

    Direct reduction, in which iron ores are reduced at temperatures below the metals melting point, had its origin in such experiments as the Wiberg-Soderfors process introduced in Sweden in 1952 and the HyL process introduced in Mexico in 1957. Few of these techniques survived, and those that did were extensively modified.

  • Pig Iron Manufacturing Process

    Pig Iron Manufacturing Process

    Mar 20, 2017 The following process might be used for the direct production of pig steel from ore in a continuous electric shaft furnace The mixture of ore, flux, and reducing agent is charged continuously into an electric shaft furnace so that the shaft is full all the time. ... if made by the electric reduction of iron ore to pig steel, followed by ...

  • HYL Direct Reduction Technology Adaptations for the

    Hyl Direct Reduction Technology Adaptations For The

    3 HYL Direct Reduction Process HYL is a process designed for the direct reduction of iron ores by use of reducing H2 and CO gases. As presented in Figure 1 above, there are three process schemes available for producing DRI Cold DRI discharge is commonly used in

  • Direct Reduction Process an overview ScienceDirect Topics

    Direct Reduction Process An Overview Sciencedirect Topics

    The direct reduction processes in combination with the melting of directly reduced iron to produce steel in the EAF offer an alternative to the BF-BOF route. The basis of the direct reduction process is that solid sponge iron is produced by removing oxygen from the ore in a shaft furnace, rotary kiln furnace or fluidised bed. Sponge iron can be ...

  • Cost Effectiveness Analysis of HYL and Midrex DRI

    Cost Effectiveness Analysis Of Hyl And Midrex Dri

    Apr 27, 2016 agglomerate fine iron ore dust in conjunction with other material typically limestone to form a product that can be added to the blast furnace. Another alternative to hot molten iron making is the direct reduction method. In this method, iron is reduced in

  • Iron and Steel Technology Roadmap Analysis IEA

    Iron And Steel Technology Roadmap Analysis Iea

    Meeting this demand presents challenges for the iron and steel sector as it seeks to plot a more sustainable pathway while remaining competitive. The sector is currently responsible for about 8 of global final energy demand and 7 of energy sector CO2 emissions including process emissions. However, through innovation, low-carbon technology ...

  • iron processing Iron making Britannica

    Iron Processing Iron Making Britannica

    Iron making. The primary objective of iron making is to release iron from chemical combination with oxygen, and, since the blast furnace is much the most efficient process, it receives the most attention here. Alternative methods known as direct reduction are used in over a score of countries, but less than 5 percent of iron is made this way. A third group of iron-making techniques classed as ...

  • Hazard Identification Risk Assessment and Control

    Hazard Identification Risk Assessment And Control

    Objective The aim of the study was to identify all the possible hazards at different workplaces of an iron ore pelletizing industry, to conduct an occupational health risk assessment, to calculate the risk rating based on the risk matrix, and to compare the risk rating before and after the control measures.

  • Direct reduced iron finalppt SlideShare

    Direct Reduced Iron Finalppt Slideshare

    Jul 15, 2015 Direct reduced iron final.ppt. 1. Daewoo International Corporation. 2. History Established as Daewoo 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,

  • DRI Direct Reduction Iron Plant Flowsheet Options

    Dri Direct Reduction Iron Plant Flowsheet Options

    Jul 28, 2013 DRI Direct Reduction Iron Plant Flowsheet Options 1. DRI Plant Flowsheet Options By Gerard B. Hawkins Managing Director, CEO 2. DRI Processes Types using Steam Reforming HYL type flowsheets Midrex type flowsheets Lookalikes exist in each category 3. DRI Processes - HYL III Process

  • IRON Direct Reduction The Forefront Technology 1

    Iron Direct Reduction The Forefront Technology 1

    Iron Oxides Reduction The conditions for the reduction of iron oxides are presence of reductants H 2 COH 2 OCO 2 1 high temperature presence of iron oxides Process scheme In situ Reforming and Reduction In the reactor reduction zone above conditions are present, making possible the in-situ reforming and reduction