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magnetic separation vanadium

magnetic separation vanadium

Reduction roasting–magnetic separation of vanadium ...

2015-10-27  Reduction roasting with sodium sulfate followed by magnetic separation was investigated to utilize vanadium tailings with total iron grade of 54.90 wt% and TiO 2 content of 17.40 wt%.

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Optimized magnetic separation for efficient recovery

2021-6-18  Effect of magnetic intensity on separation of vanadium, titanium and Iron. In this study, magnetic separation was used to obtain high-quality vanadium concentrates from the VTM ore. The production of titanium-rich concentrates to recover titanium was also very important because the VTM ore contains high ilmenite [26,27]. Therefore, from the previous grinding condition results, we attempted to

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Optimized magnetic separation for efficient recovery

We present an optimized magnetic separation process to improve the recovery of high-content vanadium and titanium concentrates from vanadium‑titanium magnetite (VTM) ore. The ore chunks were crushed using jaw crushers and then grinded in a laboratory rod mill for different grinding times and studied.

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Study on the Magnetic Separation Experiment of

The results shows that: the use of magnetic separation process can successfully separate metallized pellets, and obtain vanadium titanium micro-alloy iron powder and ti-enriched slag; suitable magnetic separation process parameters are: excitation current of 4A (magnetic field strength 2250Oe), particle size -200 mesh (-74μm), mine concentration of 1:3, iron recovery 92.5% TiO2 recovery up to 55.5%.

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Metalizing reduction and magnetic separation of

2014-3-11  To achieve high efficiency utilization of Panzhihua vanadium titano-magnetite, a new process of metalizing reduction and magnetic separation based on hot briquetting is proposed, and factors that affect the cold strength of the hot-briquetting products and the efficiency of reduction and magnetic separation are successively investigated through laboratory experiments.

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Magnetic Separation Test Results on the Papineau

2017-1-16  A further evaluation of the vanadium-titanium-iron deposit is recommended. The samples which were delivered to SGS Lakefield Research's labs could be processed by low intensity magnetic separation on larger laboratory sub-samples, particularly for P04-06. The "Main Zone" and "South Zone" were intersected in three diamond drill holes in

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Coal-Based Reduction and Magnetic Separation Behavior

2017-5-23  graphite. Chen [9] has analyzed the metalizing reduction and magnetic separation of vanadium titanomagnetite (TFe: 53.91 wt %; V2O5: 0.52 wt %; TiO2: 13.03 wt %) in Panxi district based on hot briquetting. However, the coal-based direct reduction on LGVTM has been elusive, let alone for the following process of magnetic separation.

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Separation and recovery of iron and titanium from

2019-5-1  Gas-based reduction roasting magnetic separation process was conducted to separate and recover iron and titanium from oxidized vanadium titano-magnetite (VTM). The effects of reduction temperature, gas composition, reduction time, grinding fineness, and magnetic field intensity on the efficiency of Fe-Ti separation were investigated.

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A new process for the recovery of iron, vanadium, and ...

2014-7-3  reduction, and the titanium (non-magnetic fraction) and iron and vanadium (magnetic fraction) are separated by magnetic separation. The magnetic fraction bearing iron and vanadium is melted and separated by electrothermal smelting separation. The high-titanium slag in the non-magnetic fraction and vanadium slag could be further treated by a

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Extraction of vanadium from V-containing

2021-1-1  Roasting vanadium slag is an oxidation process, where the vanadium slag is heated and oxidized at high temperature; trivalent vanadium is oxidized to tetravalent and pentavalent vanadium. This process degrades the mineral structure of the vanadium slag.

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Mineralogical characterisation and magnetic

2018-9-10  Grinding, sieving and magnetic separation were combined to recover metallic iron from the converter slag, and yielded approximately 41.5% of iron in which the iron content was as high as 85%, and the non-magnetic concentrate contains 8.56% vanadium with a yield of 95.3% and 8.63% titanium with a yield of 85.3%.

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Study on the Magnetic Separation Experiment of

Based on Vanadium and Titanium iron concentrate pellets as raw material produced by direct reduction process of coal rotary hearth furnace in an enterprise, the paper studies the impact of magnetic separation process parameters on magnetic separation effect. The results shows that: the use of magnetic separation process can successfully separate metallized pellets, and obtain vanadium

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titanium magnetic separation - dawnapiekarnia.pl

vanadium and titanium magnetic BINQ Mining. Jun 28, 2013 Vanadium – AIMR 2011 – Australian Mines Atlas. Vanadium (V) is a soft, ductile, silvergrey metal that is used primarily with iron to . direct mineral concentrates, usually vanadium and titanium rich magnetite, .. magnetic concentrates from

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Polyoxime-functionalized magnetic nanoparticles for ...

2017-5-10  Magnetic iron oxide nanoparticles were first grafted with polyglycerol on the surface, and then conjugated with oxime groups via esterification and oximation to give polyoxime-functionalized magnetic nanoparticles (POMNs). POMNs showed superior aqueous dispersibility and could be readily recovered by magnetic separation.

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Vanadium Resources in Titaniferous Magnetite Deposits

2012-10-29  Vanadium can be recovered from titaniferous magnetite ore by either of two processes: (1) precipitating a vanadium salt from a leach of ore roasted with salt, or (2) precipitation from a leach of salt-roasted vanadium-rich slag obtained by smelting the ore to make a vanadium

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低品位硅质石煤钒矿的选矿试验研究-A?Mineral?Processing ...

Abstract:In this paper, a sedimentation-magnetic separation technique was proposed to deal with a vanadium-bearing stone coal ore in Shanxi on the basis of mineralogical analysis, then the technology conditions of sedimentation and magnetic process were studied.The?results?show?that?when?P35.78%?is?0.074mm,

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陈德胜-中国科学院大学-UCAS

(10) Behaviors of vanadium and chromium in coal-based direct reduction of high-chromium vanadium-bearing titanomagnetite concentrates followed by magnetic separation, Transactions of Nonferrous Metals Society of China, 2015, 第 3 作者

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A discussion of magnetic separation techniques for ...

2009-8-26  magnetic separation. Case studies Several case studies are presented that describe the testing and flowsheet development work that enabled proper magnetic separation technology selection and flowsheet configuration. Case Study 1: Dry magnetic separation of ilmenite before electrostatic separation The deposit for Case Study 1 was a typical aeolian

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专家详情_土木与资源工程学院 - USTB

Recovery of iron from vanadium tailings with coal-based direct reduction followed by magnetic separation. Journal of Hazardous Materials, 2011, 185( 2-3): 1405-1411 [7]杨慧芬、铜渣中铁组分的直接还原与磁选回收,中国有色金属学报,2011,21(5):1-6. [8]杨

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刘会洲-中国科学院大学-UCAS

2008-1-1  (12) Efficient separation of vanadium from chromium by a novel ionic liquid-based synergistic extraction strategy, Chemical Engineering Journal, 2014, 通讯作者 (13) Novel Gas-assisted Three-liquid-phase Extraction System for Simultaneous Separation and Concentration of Anthraquinones in Herbal Extract, Chinese Journal of Chemical Engineering, 2014, 通讯作者

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Metalizing reduction and magnetic separation of

To achieve high efficiency utilization of Panzhihua vanadium titano-magnetite, a new process of metalizing reduction and magnetic separation based on hot briquetting is proposed, and factors that affect the cold strength of the hot-briquetting products and the efficiency of reduction and magnetic separation are successively investigated through laboratory experiments.

Get Price

Magnetic Separation Test Results on the Papineau

2017-1-16  Magnetic Separation Test Results on the Papineau vanadium-titanium-iron Deposit, Mattawa-Papineau Project Papineau Township, Ontario, Canada A Technical Report For: IMPERIAL METALS CORPORATION #200 - 580 Hornby Street Vancouver, BC Canada, V6C 3B6 by: B.H. (Ben) Whiting, M.Sc., P.Geo. November 2005 WHITING RESOURCE MANAG 427 Garrett Street

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Coal-Based Reduction and Magnetic Separation

Coal-based reduction and magnetic separation behavior of low-grade vanadium-titanium magnetite pellets were studied in this paper. It is found that the metallization degree increased obviously with an increase in the temperature from 1100 °C to 1400 °C. The

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Magnetic Phase Separation in Vanadium-oxide

adshelp[at]cfa.harvard.edu The ADS is operated by the Smithsonian Astrophysical Observatory under NASA Cooperative Agreement NNX16AC86A

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Mineralogical characterisation and magnetic

2018-9-10  Grinding, sieving and magnetic separation were combined to recover metallic iron from the converter slag, and yielded approximately 41.5% of iron in which the iron content was as high as 85%, and the non-magnetic concentrate contains 8.56% vanadium with a yield of 95.3% and 8.63% titanium with a yield of 85.3%.

Get Price

Melting Separation Behavior and Mechanism of High

followed by electric furnace smelting or magnetic separa-tion have gained increasing attention as alternative routes to dispose the special metallurgical resources besides VT and HCVT.5–7,10–14) Shuangying 7) has studied the et al. process of metalizing reduction and magnetic separation for vanadium titano-magnetite, by which the vanadium

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A New Technique for Preparation of High-Grade

2017-8-10  This paper proposes a new technique for preparation of high-grade titanium slag from Panzhihua vanadium titanomagnetite concentrate by reduction–melting–magnetic separation processing. Chemical analysis, x-ray diffraction, and scanning electron microscopy in conjunction with energy-dispersive spectroscopy were used to characterize the samples. The effective separation of iron and

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陈德胜-中国科学院大学-UCAS

(10) Behaviors of vanadium and chromium in coal-based direct reduction of high-chromium vanadium-bearing titanomagnetite concentrates followed by magnetic separation, Transactions of Nonferrous Metals Society of China, 2015, 第 3 作者

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隋裕雷 - 苏州大学 - 沙钢钢铁学院

Reduction roasting–magnetic separation of vanadium tailings in presence of sodium sulfate and its mechanisms. Rare Metals, 2016, 35, 954-960. [6] Yulei Sui, Yufeng Guo, Tao Jiang, Xiaolin Xie, Shuai Wang, Fuqiang Zheng. Gas-based reduction of vanadium

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姜涛 - NEU

2019-1-18  Junpeng Wang, Tao Jiang*, Yajing Liu, and Xiangxin Xue, Effect of microwave irradiation on the grinding and magnetic separation characteristics of vanadium titano-magnetite, Metall. Res. Technol. 116, 4 (2019). 19. J.

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Magnetic Phase Separation in Vanadium-oxide

adshelp[at]cfa.harvard.edu The ADS is operated by the Smithsonian Astrophysical Observatory under NASA Cooperative Agreement NNX16AC86A

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Melting Separation Behavior and Mechanism of High

followed by electric furnace smelting or magnetic separa-tion have gained increasing attention as alternative routes to dispose the special metallurgical resources besides VT and HCVT.5–7,10–14) Shuangying 7) has studied the et al. process of metalizing reduction and magnetic separation for vanadium titano-magnetite, by which the vanadium

Get Price

Grinding and Magnetic Separation Tests on Sumåssjön ...

2011-12-12  In the test work, stage-wise comminution – magnetic separation process was applied. In order to maximize the vanadium recovery the first magnetic separation stage was done for the minus 1.5 mm crushed ore. After the first separation, magnetic concentrate was ground in laboratory ball mill down to minus 0.3 mm, and the second separation was done.

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Behaviors of vanadium and chromium in coal-based

2015-4-22  After magnetic separation, vanadium and chromium can be efficiently extracted from the titanium slag using hydrometallurgical processes, so that converter smelting and roast-leach processes can be avoided. However, few studies have been focused on the reduction behaviors of

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Polyoxime-functionalized magnetic nanoparticles for ...

2017-5-10  Magnetic iron oxide nanoparticles were first grafted with polyglycerol on the surface, and then conjugated with oxime groups via esterification and oximation to give polyoxime-functionalized magnetic nanoparticles (POMNs). POMNs showed superior aqueous dispersibility and could be readily recovered by magnetic separation.

Get Price

Separation of Vanadium and Tungsten from Sodium

2014-5-3  Solvent extraction experiments have been performed, to separate vanadium (V) and tungsten (W) from a synthetic solution containing macroamounts of molybdenum (Mo), in order to determine the effects of solution pH, extractant type and concentration, and stripping reagent. Only V was selectively extracted by 5,8-diethyl-7-hydroxydodecane-6-oxime (LIX 63) from the solution at the equilibrium pH 8 ...

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低品位硅质石煤钒矿的选矿试验研究-A?Mineral?Processing ...

Abstract:In this paper, a sedimentation-magnetic separation technique was proposed to deal with a vanadium-bearing stone coal ore in Shanxi on the basis of mineralogical analysis, then the technology conditions of sedimentation and magnetic process were studied.The?results?show?that?when?P35.78%?is?0.074mm,

Get Price

Vanadium Resources in Titaniferous Magnetite Deposits

2012-10-29  Vanadium can be recovered from titaniferous magnetite ore by either of two processes: (1) precipitating a vanadium salt from a leach of ore roasted with salt, or (2) precipitation from a leach of salt-roasted vanadium-rich slag obtained by smelting the ore to make a vanadium

Get Price

隋裕雷 - 苏州大学 - 沙钢钢铁学院

Reduction roasting–magnetic separation of vanadium tailings in presence of sodium sulfate and its mechanisms. Rare Metals, 2016, 35, 954-960. [6] Yulei Sui, Yufeng Guo, Tao Jiang, Xiaolin Xie, Shuai Wang, Fuqiang Zheng. Gas-based reduction of vanadium

Get Price

陈德胜-中国科学院大学-UCAS

(10) Behaviors of vanadium and chromium in coal-based direct reduction of high-chromium vanadium-bearing titanomagnetite concentrates followed by magnetic separation, Transactions of Nonferrous Metals Society of China, 2015, 第 3 作者

Get Price