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sponge iron manufacturing process pdf

  • A Thesis Submitted for Partial Fulfillment of the Degree .

    A Thesis Submitted for Partial Fulfillment of the Degree .

    Exceptionally in the fluidized bed process sized iron ore particles are used. Few selected ores are suitable for direct reduction process. Sponge iron is produced in a powdered form so, it acts as a good raw material that can very well mixed with other metals in the production of different types of iron .

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  • Project Report on SPONGE IRON REDUCTION PLANT .

    Project Report on SPONGE IRON REDUCTION PLANT .

    The process of sponge iron making aims to remove oxygen from iron ore. When that occurs, the departing oxygen causes micro pores in the ore body making it porous. The final product, when observed under a microscope, resembles a honeycomb structure looking spongy in texture, hence the name sponge iron.

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  • (PDF) New Concept of Hot Metal Production using Rotary .

    (PDF) New Concept of Hot Metal Production using Rotary .

    Therefore, it is now a trend to install rotary kiln technology for production of sponge iron in Indonesia due to direct utilization of bituminous coal. Besides rotary kiln based process, some .

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  • (PDF) Energy Audit Methodology of Sponge Iron .

    (PDF) Energy Audit Methodology of Sponge Iron .

    Conducting complete energy audit (both process and utility) of a sponge iron unit is challenging as there is no laid down procedure to audit the process side. Further, the average heat to power ratio (kWth/kWe) of sponge iron plants ranges from

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  • Sponge iron making process - LinkedIn SlideShare

    Sponge iron making process - LinkedIn SlideShare

    Feb 22, 2016 · WALK BY INSPECTION OF A SPONGE IRON ROTARY KILN ???? 🤨 - Duration: 2:53. GlobeTrotter JAY 11,066 views. 2:53. Visit of Iron Pellet Manufacturing . Sponge iron making full process_Coal .

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  • Direct Reduction Process - an overview | ScienceDirect Topics

    Direct Reduction Process - an overview | ScienceDirect Topics

    DRI is also known as sponge iron, it is a solid-state direct reduction process (Fig. 2.6). Coal, dolomite and iron ore or pellets are fed into one end of a rotary kiln, while sponge iron and char are withdrawn from the other end. Primary and secondary airs are supplied to the kiln to initiate combustion and reaction processes (Choudhury, 2014 .

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  • Iron - Manufacturing process related to the specified .

    Iron - Manufacturing process related to the specified .

    Iron - Manufacturing process related to the specified manufacture(s) December 2013 update: addition of new processes description and some modifications . Related manufacture(s) Description of manufacturing process M-1: Iron Powders (Iron Powder made by sponge iron process, atomization processes (gas and water) and electrolysis)

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  • TATA

    TATA

    Manufacturing assets comprise machines, instruments and production equipment. The manufacturing technology helps convert and process raw materials to produce the end product (sponge iron). NATURAL RESOURCES Raw materials are extracted from natural resources; our production process depends on natural resources such as water.

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  • Sponge Iron – Prakash Industries Limited

    Sponge Iron – Prakash Industries Limited

    Sponge iron is a highly processed form of iron ore which contains metallic iron in the range of 83-88% obtained by direct reduction without melting it. Due to high porosity, the resulting iron is called sponge iron. It is used as a raw material for manufacturing steel through electrical arc .

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  • Sponge Iron – Prakash Industries Limited

    Sponge Iron – Prakash Industries Limited

    Sponge iron is a highly processed form of iron ore which contains metallic iron in the range of 83-88% obtained by direct reduction without melting it. Due to high porosity, the resulting iron is called sponge iron. It is used as a raw material for manufacturing steel through electrical arc .

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  • The Making of Iron & Steel - SEAISI

    The Making of Iron & Steel - SEAISI

    The BOS process uses pure oxygen, injected by a lance, for refining the relatively impure hot metal (and scrap is used for temperature control). The electric arc furnace uses primarily electrical energy to supply heat to melt scrap steel, sponge iron, or mixtures of scrap and other iron units. Compared to the BOS process, the EAF requires

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  • Sponge Iron - Manufacturing Plant, Detailed Project Report .

    Sponge Iron - Manufacturing Plant, Detailed Project Report .

    The sponge iron is a substitute for scrap in the electric arc furnace (upto 80%), which can be easily manufactured from indigenously available raw materials at very competitive price. Sponge Iron is the iron ore reduced in solid state by a direct reduction process .

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  • Iron and Steelmaking

    Iron and Steelmaking

    Directly reduced iron is a product of iron (steel) direct reduction from ores in the solid state (at a temperature lower than the melting point) and without coke – DRI (TN: direct-reduced iron), HBI (TN: Hot-Briquetted Iron), sponge iron. Brief History of Iron Production

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  • FACTORS RESPONSIBLE FOR FACILITIES OF SCM IN SPONGE .

    FACTORS RESPONSIBLE FOR FACILITIES OF SCM IN SPONGE .

    any manufacturing firm which is applicable to Sponge Iron Industries. In order to achieve the objectives, the following procedure was followed: Factors were hauled out from a review of past studies as well as brainstorming. Based on these factors, a questionnaire was designed and pilot tested by brainstorming. A

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  • Direct reduced iron - Wikipedia

    Direct reduced iron - Wikipedia

    Direct reduced iron - Wikipedia

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  • PRE-FEASIBILITY REPORT

    PRE-FEASIBILITY REPORT

    The in-house consumption of sponge iron for manufacturing of billets, which would further be rolled into TMT bars and captive power plant utilizing the waste heat rejects from the sponge iron would improve the overall profitability of the project. The modules of the projects are as follows: S.No Division Rational 1. DRI (Sponge Iron)

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  • Designing Iron Sponge Process For H2S Removal - Student .

    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 .

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  • CLEAN DEVELOPMENT MECHANISM PROJECT DESIGN .

    CLEAN DEVELOPMENT MECHANISM PROJECT DESIGN .

    sensible heat energy of the flue gases generated from the DRI kilns from sponge iron manufacturing process. The flue gas available at high temperatures of around 900-950oC from the sponge iron kiln constitutes a significant amount of heat energy. With the Waste Heat .

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  • DESIGN OF WASTE HEAT RECOVERY SYSTEM IN A .

    DESIGN OF WASTE HEAT RECOVERY SYSTEM IN A .

    process uses coking coal. The DRI process doesn‟t require coking coal and therefore is advantageous. In the present work waste heat recovery system is designed to integrate the heat of waste gas in the sponge iron process. For this purpose a case study of typical sponge iron production process is considered. The waste gas from a sponge iron .

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  • Sponge Iron | High & Low Carbon Grade Supplier & Wholesale .

    Sponge Iron | High & Low Carbon Grade Supplier & Wholesale .

    Sponge iron is a valuable source of iron for the production of high-quality steel. With the Direct Reduction technology that has been developed considerably in recent years, sponge iron melting in electric arc furnaces has more qualitative advantages than scrap metal smelting for steel making.

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  • US3165398A - Method of melting sponge iron - Google Patents

    US3165398A - Method of melting sponge iron - Google Patents

    US3165398A US29518563A US3165398A US 3165398 A US3165398 A US 3165398A US 29518563 A US29518563 A US 29518563A US 3165398 A US3165398 A US 3165398A Authority US United States Prior art keywords iron temperature furnace sponge iron melting Prior art date 1962-08-31 Legal status (The legal status is an assumption and is not a legal conclusion.

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  • Chapter 73. Iron and Steel

    Chapter 73. Iron and Steel

    Chapter 73. Iron and Steel . The iron ores, in particular high-grade or upgraded ores, are reduced to sponge iron by extracting the oxygen they contain, thus obtaining a ferrous material that replaces scrap. . converters and coke ovens produce large quantities of gases in the process of iron and steel manufacturing.

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  • Study on Accretion Formation on DRI kiln during spong .

    Study on Accretion Formation on DRI kiln during spong .

    route. The history of sponge iron production says that the need for development and commercialization of sponge iron manufacturing process arose in late 50's when Electric Arc Furnaces (EAFs) engaged in manufacturing steel started facing problems of availability of scrap of desired quality, the traditional source of their iron metallic's.

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  • Sponge iron rotary kiln process - Anti-Corruption Helpline

    Sponge iron rotary kiln process - Anti-Corruption Helpline

    Sponge Iron Composition Manufacturing Process Lloy. Sponge iron making is a process in which iron ore lumps typically 5mm18mm size are tumbled with a selectgrade of ironcoking coal little dolomite inside an inclined rotary kiln and control busted in the presence of air for about 12 hours before the products are air cooled, magnetically separated, screened and size wise in finished product .

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  • US2237867A - Method of making sponge iron powder - Google .

    US2237867A - Method of making sponge iron powder - Google .

    US2237867A US363339A US36333940A US2237867A US 2237867 A US2237867 A US 2237867A US 363339 A US363339 A US 363339A US 36333940 A US36333940 A US 36333940A US 2237867 A US2237867 A US 2237867A Authority US United States Prior art keywords iron particles powder oxide iron powder Prior art date 1940-10-29 Legal status (The legal status is an assumption and is not a .

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  • SPONGE IRON PRODUCTION FLOW CHART Raw Material .

    SPONGE IRON PRODUCTION FLOW CHART Raw Material .

    SPONGE IRON PRODUCTION FLOW CHART Raw Material Feeding to Kiln (Iron Ore, Coal, Dolamite) Rotary Kiln (Conversion of Raw Iron Ore into Sponge Iron) Cooler (Sponge Iron Cooling below 100deg by external Water Cooling) Intermediate Bin Desired Quality (for Blending) Screening in Product House

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  • Sponge Iron | High & Low Carbon Grade Supplier & Wholesale .

    Sponge Iron | High & Low Carbon Grade Supplier & Wholesale .

    Sponge iron is a valuable source of iron for the production of high-quality steel. With the Direct Reduction technology that has been developed considerably in recent years, sponge iron melting in electric arc furnaces has more qualitative advantages than scrap metal smelting for steel making.

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  • SPONGE IRON PLANT

    SPONGE IRON PLANT

    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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  • STEEL ROLLING MILL (BY INDUCTION FURNACE) FROM STEEL SCRAP .

    STEEL ROLLING MILL (BY INDUCTION FURNACE) FROM STEEL SCRAP .

    STEEL ROLLING MILL (BY INDUCTION FURNACE) FROM STEEL SCRAP AND SPONGE IRON - Project Report - Manufacturing Process - Cost - Investment Required. Report includes feasibility report, profitability analysis, raw materials, break even points, formulations and formula and much more.

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  • Physico-chemical Characterization of Sponge Iron Solid .

    Physico-chemical Characterization of Sponge Iron Solid .

    utilization of the most of the wastes obtained from sponge iron of Maithan Ispat limited. Keywords:sustainable, slag, sludge, environment, recycling 1. Introduction In the conventional integrated steel manufacturing process, Sponge iron is a metallic product obtained by reduction of iron oxide in solid state, which is used for manufacturing steel.

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