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EP1692319B1 Process for producing iron ore pellets iron ore alkali metal metal silicate Prior art date 2024 12 12 Legal status The legal status is an assumption and is not a legal conclusion Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed Active Application number EP04820426A
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Organic binders for iron ore pelletization and steelmaking Full Record Related Research Abstract Historically bentonite has been used in the agglomeration process in North American iron ore plants In 1986 Eveleth Mines replaced bentonite with Peridur a carboxy methyl cellulose organic binder used in conjunction with 1% limestone
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Due to its water absorption capacity and colloidal property bentonite is used as a binding additive to convert iron ore fines into pellets Through this process iron ore fines are converted into spherical pellets suitable as feed material in blast furnaces for pig iron production or in the production of direct reduction iron
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Iron ore concentrate is produced from the magnetite iron ore in the beneficiation process and is used for the production of pellets for blast furnaces and sinter The concentrates are non toxic non flammable and non explosive The concentrate is shipped as a bulk commodity by rail using the open top rolling stock and by sea
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Jan 24 2024· iron ore sintering vs pelletization pelletising and sintering of iron ore sintering vs pelletizing iron ore Abstract Pelletization is one of useful processes for the agglomeration of iron ore or concentrat However manganese ore fines are mainly agglomerated by sintering due to its high combined water which adversely affects the roasting performance of pellets
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Raw material iron ore fines are fed to Iron ore grinding system IOGS 160 t/h for grinding the ore to 85% 200 mesh We use the wet grinding process for this The slurry produced is then fed to filter press For pelletisation we require filter cake of % to 9% moisture therefore we are adopting Pressure Filter supplied by M/s Outotec
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Description of the production process In the iron ore sector iron ores and concentrates excluding roasted iron pyrites are produced A distinction can be made between non agglomerated iron ores and concentrates sinter fines and agglomerated iron ores and concentrates The main products within agglomerated iron ores are iron ore pellets which are used as raw material for primary iron
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In an iron ore pelletization plant pellets are produced inside a rotating disc pelletizer Online pellet size distribution is an important performance indicator of the pelletization process Image processing based system is an effective solution for online size analysis of iron ore pellets This paper proposes a machine learning algorithm for estimating the size class of the pellets during
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Manufacturer of Iron Ore Pellet Iron Ore Pellet Plant AISCO Pellet Yard Iron Ore Pellet Process Flow offered by Arya Iron and Steel Company Private Limited Keonjhar Odisha IndiaMART Get Best Price X Arya Iron and Steel Company Private Limited Keonjhar Kendujhar Odisha GST 21AAECA8083G1ZV Verified Supplier View Mobile Number Home Products Services Iron Ore Pellet
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Nov 26 2020Shaft furnace firing of green iron ore pellets is carried out by the placing of wet pellets on the top of a shaft hearth containing pellets in the process of being fired As the charge descends into the shaft by gravity the wet pellets are fired by a countercurrent stream of combustion and heat transfer gases
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The Iron Ore Company of Canada Our Iron Ore Company of Canada IOC is a leading North American producer and exporter of premium iron ore pellets and high grade concentrate Our operations include a mine with five operational pits a concentrator and a pelletising plant located near Labrador City in the province of Newfoundland and Labrador
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The roller screening process is an important step in the iron ore pellets production This step is intrinsically linked to the balling production and the induration machine Improvements to the… PDF Effect of Application of Compressive and Shear Force on Iron Ore Pellet Wet Feed on Green and Fired Pellet Quality N Gupta C Sekhar 6 authors
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On the other hand Iron ore pellets are value added Iron ore fines are subjected to several process steps like mixing with binders balling to form green pellets induration heating at 1350 degree C involving drying firing and cooling of pellets This is a manufacturing activity and hence the finished products called pellets earn revenue by way of excise besides giving gainful
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We are a leading North American producer and exporter of premium iron ore pellets and high grade concentrate Our operations include a mine with five operational pits a concentrator and a pelletizing plant located near Labrador City and the wholly owned 418 km railroad the Quebec North Shore and Labrador Railway QNS L that links our Labrador operations to Company owned port facilities in
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Automating inspection Our goal was to automate this process The first step was to create a dataset of high quality microscopy images of representative iron ore pellets Experts at LKAB provided us with sample pellets embedded in epoxy and access to automated microscopes each equipped with high resolution digital cameras at their facility
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Circored is the only 100 per cent hydrogen based iron ore reduction process capable at such a scale and Metso Outotec aims to announce further additions to its capabilities during the first quarter of 2024 Pelletising is important to the green steel value chain The company is also at the forefront of sustainable pelletising
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The iron ore pelletizing process consists of three main steps 1 Pelletizing feed preparation and mixing the raw material iron ore concentrate additives anthracite dolomite and binders are prepared in terms of particle size and chemical specifications dosed and mixed together to feed the pelletizing process…
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The harsh environment and varied bulk material sizes in iron ore mining and processing demand technology that s both durable and can be adjusted to your unique needs Working in close partnership with the world s largest iron ore producers over the past 20 years we ve developed a range of solutions that go the extra mile standing up to extreme site conditions while delivering
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As the world leader in tumble growth agglomeration FEECO provides a variety of services and equipment for iron ore pelletizer plants As the needs of the steel industry change one production component looks to be increasingly important in meeting the needs of the modern steel industry iron ore pelletizing Iron ore pelletizing or balling is the process of transforming fines into spherical
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Automatic Quality control is a vital process in many manufacturing process such as steel industry Pellet size monitoring and control is a critical process which is done in steel making to improve quality of products According to the technical reports pellet size should be fall in the range of 9 16 mm in diameter Larger or smaller pellets could degrade the final products and impose extra
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Pelletizing technologies for iron ore Outokumpu Technology offers unrivalled solutions for processing iron ores These include two leading pelletizing technologies that guarantee high product quality and low operating costs the Traveling Grate process for plants with large capacities and the Steel Belt process for those with smaller ones
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The pelletizing discs used for agglomerating iron ore concentrates into pellets are remarkable for their very narrow particle size distribution with a target size of 10 14 mm important for DR processes The powder type feed material is formed into pellets with use of water as the liquid binding agent The optimum operating parameters can
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The pelletizing process is a process which contains numerous sub processes or process segments On the way from the mine to a final product the iron ore goes through the following main process segments 1 The iron ore is crushed and the waste rock is removed About 85 % of the particles should be less than 44 μm in length width or height
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Pelletization is an agglomeration process of iron ore concentrates with a granulometry lower than 150 μm and low concentration of impurities [ 10 11 ]
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Iron ore pellets are spheres of typically to be used as raw material for blast furnaces The process of pelletizing combines mixing of the raw material forming the pellet and a thermal treatment baking the soft raw pellet to hard spheres The raw material is rolled into a ball then fired in a kiln to sinter the particles into a hard sphere
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Cold pelletising iron ore riad darailenfr Iron ore pelletizing is a plex process which includes several fields like metallurgy chemistry estimation and control theory The pelletising process has a continuous character which means that the output of one stage is the immediate input for the next Because of this the total production as well as SERVICE ONLINE GET PRICE
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The pelletizing discs used for agglomerating iron ore concentrates into pellets are remarkable for their very narrow particle size distribution with a target size of 10 14 mm important for DR processes The powder type feed material is formed into pellets with use of water as the liquid binding agent
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Training simulator The Metso Outotec training simulator for iron ore pelletizing plants enables training and certification of operators in a risk free ProfileScan monitors the thickness of the pellet layer and ensures optimal thickness essential for the pelletizing and sintering process For equipment used in the mining and metals industry
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Figure Sintering of iron ores During pelletizing ore powder is rolled into iron ore green pellets in rotating drums together with water binding agents and additives Globules with grain sizes of approx 15 mm are produced which are then baked into porous pellets Pellets are mainly produced by special ore suppliers and then delivered to
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In iron ore pelletizing plants the iron ore dryer is one of the important pelletizing equipment During the production process the raw material iron ore concentrate moisture is generally between 11% 15% Before they are fed into the pelletizing disc they should be dehydrated firstly The main function of the dryer is to remove water
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