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Fluid dynamics simulation of chromium recovery from AOD ...

Fluid dynamics simulation of chromium recovery from AOD ...

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AbstractThe kinetic and thermodynamic efficiencies of chromium recovery from the slag in an AOD process during the slag deoxidation period with ferrosilicon is a complex process affected by slag basicity, temperature, the dissolution kinetics of the reducing agents, and intermixing of the slag/metal/alloy addition phases within the vessel. The present work focused on a study and .

chrome recovery percentage in dc furnace

chrome recovery percentage in dc furnace

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The chamber holds a burden 28 comprising a body 30, preferably comprising a ferrochrome alloy, and a layer 32 on the body comprising slag. The layer has an upper surface 34. At least two electrodes,, each having a diameter d, extend into the chamber to a level between a .

Harsco Environmental partners with Magsort

Harsco Environmental partners with Magsort

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Oct 11, 2021 · The Harsco Environmental division of Harsco Cor p., Camp Hill, Pennsylvania, says it has entered into an exclusive strategic relationship with Magsort Ltd., headquartered in Helsinki, that will allow it to bring Magsort's metal recovery technology to the steel industry.. Magsort's ultrahighenergy crusher for processing steelmaking slags enables the recovery of higher value metallics ...

ferrochromium slag equipment

ferrochromium slag equipment

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Implementation of industrial waste ferrochrome slag in ... Ferrochrome slag is a waste material obtained from the manufacturing of high carbon ferrochromium alloy. This slag is formed as a liquid at 1700 °C and its main components are SiO 2, Al 2 O 3 and MgO. Additionally it consists of chrome, ferrous/ferric oxides and CaO. Cited by: 11Get Price

Control of silicon in high carbon ferrochromium produced ...

Control of silicon in high carbon ferrochromium produced ...

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Jul 18, 2013 · (2005). Control of silicon in high carbon ferrochromium produced in submerged arc furnace through redistribution of quartzite in the charge bed. Ironmaking .

Samancor Products

Samancor Products

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To improve total ferrochrome recovery while maintaining a highquality product, alloy recovery plants are utilised to recover the ferrochrome from the slag produced during the charge chrome process. The slag, which has a metallic content of approximately 4 percent, is processed through a series of crushers and broken down to minus 15mm material.

About us

About us

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Slag contains significan amounts of iron units after processing of the slag in order to recovery lower grade metallic and recycles them back to furnace. Recycling of BOF slag into sinter, and BOF charge. Recycling of LF slag in EAF charge. Fixation (sequestration) of CO2 by producing carbonates from steelmaking slag. Glass production.

Innovative approach to recovery of iron from steelmaking slags

Innovative approach to recovery of iron from steelmaking slags

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Innovative approach to recovery of iron from steelmaking slags A. Semykina1,2, V. Shatokha*1 and S. Seetharaman2 The present work is aimed at the development of a new sustainable method for the utilisation of valuable elements from the steelmaking slag.

Understanding The Manufacturing Process Of Ferrochrome ...

Understanding The Manufacturing Process Of Ferrochrome ...

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Oct 31, 2019 · Medium, low and microcarbon ferrochrome alloy are generally made of siliconchromium alloy, chromite and lime. Desiliconization is refined with a kV electric furnace. It is operated with a high alkalinity slag (CaO/SiO2 is to ). Lowcarbon, microcarbon ferro chrominum is also produced on a large scale by the heat exchange method.

recovery of ferrochrome from steelmaking slag

recovery of ferrochrome from steelmaking slag

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recovery of ferrochrome from steelmaking slag – Grinding, Harsco Signs Ferrochrome Recovery Contract in India, with India's Metkore Alloys Industries Ltd for the recovery of ferrochrome from steelmaking slag... Know More; recover zinc from slag ecofer crusher machine.

Exergy and cost analyses of waste heat recovery from ...

Exergy and cost analyses of waste heat recovery from ...

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Downloadable (with restrictions)! This paper examines the performance and viability of a cement slag waste heat recovery system combined with a thermochemical copperchlorine cycle for hydrogen production combined with hydrogen compression and a reheat Rankine cycle. The waste heat from the cement slag is recovered as a heat source for hightemperature reactions in the copperchlorine cycle.

Acroni | Primetals Technologies

Acroni | Primetals Technologies

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The new AOD converter from Primetals Technologies has a tapping weight of 95 tons. Five bottom tuyeres inject the process gases into the liquid bath. In order to achieve even faster processing, an optional top lance can be installed. A rotary joint connects the bottom tuyeres to the valve station with singleshroud control, allowing for ...

Crystallization Behaviour of some Steelmaking Slags ...

Crystallization Behaviour of some Steelmaking Slags ...

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May 18, 2010 · The present study was aimed at highlighting the final properties of two different steelmaking slags which undergo different cooling rates. The experiments were conducted in laboratory scale using an induction furnace. One of the slags originates from an electric arc furnace (EAF) (high‐alloyed) and the second slag from a basic oxygen furnace ...

Recovery of Calcium and Magnesium bearing phases from Iron ...

Recovery of Calcium and Magnesium bearing phases from Iron ...

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DOI: / Corpus ID: . Recovery of Calcium and Magnesium bearing phases from Iron– and Steelmaking Slag for CO2 Sequestration article{Zhao2020RecoveryOC, title={Recovery of Calcium and Magnesium bearing phases from Iron– and Steelmaking Slag for CO2 Sequestration}, author={Q. Zhao and J. Li and Kaiwen You and Chengjun Liu}, journal={Process .

Downloads | 7th International Slag Valorisation Symposium

Downloads | 7th International Slag Valorisation Symposium

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Stergi Kapelari – Simultaneous iron, alumina and soda recovery from bauxite residue (red mud), with H2 gas and NaOH. Paper. Jihye Kim – Valorisation of steelmaking slag using carbothermic reduction followed by acid baking – water leaching. Paper. Jihye Kim – The CO2 sequestration by supercritical carbonation of steelmaking slag.

ferrochrome slag recovery by harsco

ferrochrome slag recovery by harsco

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resource recovery plant News | Environmental XPRT. Jul 27, 2012· Harsco signs ferrochrome recovery contract in India valued at close to 15 million Worldwide industrial services and engineered products company Harsco Corporation (NYSE:HSC) announced today its signing of a 7year environmental solutions contract in India for the recovery of ferrochrome from steelmaking slag.

SMS group : Reference

SMS group : Reference

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Integrated in the melting process are systems we originally developed for submergedarc furnaces. To achieve efficient production, the furnace is continuously charged and the level of slag controlled by a new, patented slag door system. Also included is an energy recovery system. The closed design of the furnace cuts noise and dust emissions.

eaf slag metal recovery | worldcrushers

eaf slag metal recovery | worldcrushers

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Apr 09, 2013 · Slag Crusher,slag crushing plant,slag grinding machine,steel slag . Operation Of Iron Oxide Recovery Furnace For Energy Savings . During the production of steel, electric arc furnace . react to form iron metal, slag and . percentage of volatile metal recovery and an .

Anyang Changxing Cast Steel Metallurgy Co., Ltd

Anyang Changxing Cast Steel Metallurgy Co., Ltd

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Anyang Changxing Cast Steel Metallurgy Co., Ltd. covering an area of more than 19000 square meters, with more than 100 employees and total assets of more than 160 million yuan. The company has two ferroalloy and casting projects, including three refining electric arc furnaces, 12 medium frequency electric furnaces and one casting medium ...

metal recovery plant from slag

metal recovery plant from slag

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Ferrochrome slag wash plant/metal recovery plant is used to recover alloy from ferrochrome discharing the slag from submerged arc furnace, there are some alloy mixed in the slag. recovery the plant can not only reduce the waste of good products,can also get a rich profit. many alloy companies begin to set up the metal recovery plant.