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of coke breeze sintering iron ore

Combustion behavior of granulated coke breeze in iron

Dec 01, 2018  1. Introduction. Iron ore sintering is a very important process which produces sinter as a major burden for blast furnace ironmaking. In this process, iron

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Modified coke breeze distribution in iron ore sintering ...

consumption in iron ore sintering by reducing the coke ratio from top to bottom without deteriorating the sinter property. 12% reduction in coke breeze

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Partial substitution of anthracite for coke breeze in iron ...

Jan 15, 2021  Based on the above issues, anthracite has become the main substituting fuel for coke breeze in iron ore sintering due to its reasonable price 19,20.When this

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Combustion behavior of granulated coke breeze in iron

Abstract. This paper investigated the combustion behavior of coke breeze granulated with other raw materials for iron ore sintering in a broad temperature

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Substitution of Charcoal for Coke Breeze in Iron Ore Sintering

Substitution of Charcoal for Coke Breeze in Iron Ore Sintering Liming LU,1)* Matt ADAM,1) Matt KILBURN,1) Sarath HAPUGODA,1) Michael SOMERVILLE,2) Sharif

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Substitution of Charcoal for Coke Breeze in Iron Ore Sintering

However, at 100% subsitution, the sinter mixture failed to achieve balance even at a very high fuel addition level of 4.7%. Compared with the sinter fired with

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(PDF) Effect of replacement coke breeze by charcoal on ...

In this study, the charcoal was used as a supplementary fuel in the iron ore sintering process. Coke breeze was partially replaced by charcoal in sinter

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Index Terms— coke breeze, charcoal, sintering process ...

The high consumption of coke breeze leads to its depletion as the most of the fossil fuels. Several researches, nowadays, focus on finding different alternatives

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Coke breeze metallurgy Britannica

iron ore sintering. In iron processing: Sintering. of fine coke (known as coke breeze) within the ore generates the necessary heat. Before being

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Research on NOx Reduction by Applying Coke Breeze ...

高达10%返现  NOx reduction pretreated coke breeze additives iron ore sintering Foundation item: Project(2013bjjxj015) supported by the Outstanding and Creative Doctor

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Modified coke breeze distribution in iron ore sintering ...

consumption in iron ore sintering by reducing the coke ratio from top to bottom without deteriorating the sinter property. 12% reduction in coke breeze rate has been found and the sinter quality has been improved by the use of a triple layer of sinter mix with a lower coke rate towards the bottom.

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Substitution of Charcoal for Coke Breeze in Iron Ore Sintering

However, at 100% subsitution, the sinter mixture failed to achieve balance even at a very high fuel addition level of 4.7%. Compared with the sinter fired with coke breeze, the sinter from the mixtures containing up to 50% charcoal was marginally weaker in terms of sinter yield, tumble strength (TI) and reduction disintegration (RDI).

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Effect of Granule Structure on the Combustion Behavior of ...

Effect of Granule Structure on the Combustion Behavior of Coke Breeze for Iron Ore Sintering Yasuhiro TOBU,1) Masanori NAKANO,2)* Terushige NAKAGAWA3) and Tetsuya NAGASAKA3) 1) Advanced research Labs, Nippon Steel Sumitomo Metals Corporation, 20-1

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DOISerbia - Modified coke breeze distribution in iron ore ...

Therefore, the current study explores the possibility of reducing energy consumption in iron ore sintering by reducing the coke ratio from top to bottom without deteriorating the sinter property. 12% reduction in coke breeze rate has been found and the sinter quality has been improved by the use of a triple layer of sinter mix with a lower coke ...

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Effect of replacement coke breeze by charcoal on technical ...

Ooi et al[11] suggested that it is feasible to substitute 10% coke breeze by biomass in the iron ore sintering process. In another work, Ooi et al[12]found that fuel blends where 20% of the coke breeze was replaced by charcoal may improve both the sinter yield and productivity.

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APPLICATION OF FINE-GRAINED COKE BREEZE FRACTIONS

The fuel used in iron ore sintering processes is coke breeze. Its combustion yields enough amounts of heat which is delivered to the sinter mix. One of the factors that signifi cantly affect the course of coke breeze com-bustion is its grain size. Many studies and industrial practices have shown that coarse-grained coke breeze

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Research on NOx Reduction by Applying Coke Breeze ...

NOx reduction pretreated coke breeze additives iron ore sintering Foundation item: Project(2013bjjxj015) supported by the Outstanding and Creative Doctor Scholarship of Central South University, China; Project supported by the Hunan Provincial Innovation Foundation for Postgraduate(CS2014B094), China

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Utilization of charcoal in the iron-ore sintering process

bustibles than coke breeze. The analyses of individual types of biomass used for iron bearing agglomerate production over the world are given in Table 1 [2-4]. In various studies over the world, charcoal has been tested as a replacement for coke breeze in iron bearing materials sintering. Generalized knowledge is

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(PDF) Reduction of Solid Fuel Consumption in Sintering of ...

The sinter process of iron ore with biomass carbon instead of coke breeze as fuel was investigated via thermodynamic analysis in this paper through a comparison of sinter composition indexes ...

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What is a Coal Coke Breeze? - Definition from Corrosionpedia

Feb 27, 2019  Coal coke breeze is a common backfill material used in cathodic protection. It is a type 1 carbonaceous backfill material. Coal coke breeze backfill has low resistivity and low ash content, and may be treated by the addition of 10% (by weight) commercial grade slaked lime. The fuel used in the iron ore sintering processes is coke breeze.

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(PDF) Particulate Sintering of Iron Ore and Empirical ...

Particulate Sintering of Iron Ore and Empirical Analysis of Sintering Time Based on Coke Breeze Input and Ignition Temperature. Download. Related Papers. MULTI-FACTORIAL ANALYSIS OF PARTICULATE IRON ORE DESULPHURIZATION DURING BENEFICIATION WITH POWDERED POTASSIUM CHLORATE.

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Effects of anthracite replacing coke breeze on iron ore ...

Based on the above issues, anthracite has become the main substituting fuel for coke breeze in iron ore sintering due to its reasonable price 19, 20.When this substitution is made, the particle ...

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Partial substitution of anthracite for coke breeze in iron ...

Jan 15, 2021  The porosity of the anthracite was 37.9%, which was lower than that of the coke breeze (41.4%). In general, the bulk densities, true densities and porosity of coke breeze and anthracitewere similar. These properties have no effect on the substitution anthracite for coke breeze in iron ore sintering.

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Effects of anthracite replacing coke breeze on iron ore ...

Anthracite coal as fuel for iron ore sintering is compared with coke breeze. Anthracite is lower in porosity, higher in density, and slower in combustion rate. With higher proportion of anthracite in fuel, permeability of sinter bed tends to decrease resulting in lower sinter productivity.

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Effect of replacement coke breeze by charcoal on technical ...

Ooi et al[11] suggested that it is feasible to substitute 10% coke breeze by biomass in the iron ore sintering process. In another work, Ooi et al[12]found that fuel blends where 20% of the coke breeze was replaced by charcoal may improve both the sinter yield and productivity.

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Influence of coke breeze particle size on quality of sinter

Jul 18, 2013  Abstract. Iron ore sintering is an extremely complex process involving fuel combustion to generate heat and reducing gases like CO. This heat allows physicochemical, solid and solid–liquid reactions to form liquids of complex components as fuel particles are consumed and cooling processes allow the formation of solid mineral phases.

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Thermodynamic Analysis of Iron Ore Sintering Process Based ...

The sinter process of iron ore with biomass carbon instead of coke breeze as fuel was investigated via thermodynamic analysis in this paper through a comparison of sinter composition indexes, metallurgical properties, and pollutant emissions. Straw charcoal was used in this paper, and its replacement does not adversely affect the composition index of iron ore, namely Fe, FeO, basicity, S,

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Utilization of charcoal in the iron-ore sintering process

bustibles than coke breeze. The analyses of individual types of biomass used for iron bearing agglomerate production over the world are given in Table 1 [2-4]. In various studies over the world, charcoal has been tested as a replacement for coke breeze in iron bearing materials sintering. Generalized knowledge is

Read More
What is a Coal Coke Breeze? - Definition from Corrosionpedia

Feb 27, 2019  Coal coke breeze is a common backfill material used in cathodic protection. It is a type 1 carbonaceous backfill material. Coal coke breeze backfill has low resistivity and low ash content, and may be treated by the addition of 10% (by weight) commercial grade slaked lime. The fuel used in the iron ore sintering processes is coke breeze.

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THE THERMOVISION MEASUREMENT OF TEMPERATURE IN THE IRON

Sinter is input material for the blast furnace process. In the sintering process fuel is in the form of coke breeze (or in the form various types of biomass) used for production of iron-ore sinter. Temperature measurement and monitoring is very important in the iron sintering process.

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Sintered Ore - Philippine Sinter Corporation

Sintering of iron ore is a pre-process vital to steel manufacturing. It begins with the mixing of fine iron ore, solid fuel such as coke breeze anthracite coal, and flux such as limestone dolomite. Sintered Iron Ore/ Sintered Ore (SO) is the result of the sintering process. The product is made of ferrous and calcium which can be produced ...

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Particulate Sintering of Iron Ore and Empirical Analysis ...

Particulate sintering of iron ore has been carried out using the necessary ingredients. Empirical. analysis of the sintering time based on the coke breeze input concentration and ignition temperature were also. successfully obtained through first principle application of

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Improvement in Quality Parameters of Super-Fluxed Sinter ...

3.2 Effect of Basicity Ratio and Content of Coke Breeze Table 1 shows the results of the experiments where we have attempted low temperature sintering by reducing the consumption of coke breeze. At 8% coke breeze in the mix, sinter with TI around 70%, could be produced (Exp. 5 20). The sinter mass, as expected was over-fused.

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Sintering: A Step Between Mining Iron Ore and Steelmaking

Jun 11, 2019  According to the U.S. Environmental Protection Agency, the sintering process converts fine-sized raw materials, including iron ore, coke breeze, limestone, mill scale, and flue dust, into an agglomerated product, sinter, of suitable size for charging into the blast furnace.

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Alternate carbon sources for sintering of iron ore (Acasos ...

May 03, 2013  Alternate carbon sources for sintering of iron ore (Acasos) In the RFCS project ‘Acasos’, alternative carbon sources, for example olive pits, sunflower husks, blast furnace (BF) dust and sludge, anthracite and pet coke, were analysed, pre-treated and evaluated by sinter pot tests and industrial sinter plant trials.

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Automation and Control System of Sinter Plant – IspatGuru

Aug 21, 2021  Fig 1 Sintering process. Sintering process is basically a pre-treatment process step during ironmaking which is used to agglomerate a mix of iron ore fines, return fines, fluxes, and coke breeze, with a particle size of less than 10 mm, so that the resulting sinter, with a screened size of 5 mm to 30 mm, can withstand the pressure and the temperature conditions in the blast furnace.

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STUDY OF BIOMASS UTILISATION IN THE IRON ORE

coke breeze with the sunflower husk in sintering, there were no significant changes observed either in the combustion characteristics of the thereof process or in sinter quality. The use of charcoal instead of coke or coal during iron ore sintering increased the sintering velocity. This increase was

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