magnetic separation of vanadium-bearing converter slag Junyi Xiang 1, Qingyun Huang2, Wei Lv, Guishang Pei 1, Xuewei Lv and Songli Liu3 Abstract
The magnetic properties and microstructures of the vanadium phosphate glass system over the composition range 60 to 90 mol% V 2 O 5 were investigated to study magnetic ordering in the glass and the effect of microstructure on its magnetic properties. Direct antiferromagnetic coupling between V 4+ ions in the glassy matrix exists, and a transition temperature near - 70°C was observed.
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.
The two and three-stage grinding magnetic separation test work has exceeded the results of the previous sighter test work and confirmed the opportunity to produce a high-grade, high-purity iron-vanadium concentrate of up to 67.1% iron at a 32-micron grind size and up to 64.3% iron at a 125-micron grind size.
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
2011-12-12 · 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. The second concentrate was further ground to the final fineness, which was according the test
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 …
2021-10-1 · By performing a multi-step magnetic separation process, vanadium grade and recovery level of 1.12% and 63%, respectively, were attained. In addition, titanium concentrates could be obtained from the non-magnetic and weakly magnetic products by applying a medium-intensity magnetic separation process, and a titanium grade and recovery level of 38 ...
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
Magnetic Separation. Multotec supplies a complete range of magnetic separation equipment for separating ferromagnetic and paramagnetic particles from dry solids or slurries, or for removing tramp metal. Multotec Dry and Wet Drum Separators, WHIMS, Demagnetising Coils and Overbelt Magnets are used in mineral processing plants across the world.
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
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 …
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.
（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, 3
2014-7-3 · A new process comprising metallizing reduction, magnetic separation, and electroheat melting separation is proposed with the aim of achieving high recoveries of iron, vanadium, and titanium from vanadium titanomag-netite. The effects of magnetic intensity, reduction temperature, reduction
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 …
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 TiO2 content of 17.40 wt%. The results show that after reduction roasting–magnetic separation with sodium sulfate dosage of 2 wt% at roasting temperature of 1150 °C for roasting time of 120 min, metallic iron concentrate with total iron ...
2013-9-12 · 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.
2021-7-15 · The recycling of metallic iron is commonly the first step to fully use the converter slag, which is the biggest waste discharge in the steelmaking process. This study presents a proposed improved p...
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. The relevant mechanisms ...
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 …
The study of the carbothermal reduction behaviour followed by magnetic separation of Panzhihua vanadium titano-magnetite based on hot briquetting has been investigated and …
2019-12-20 · The Vanadium Titanium Magnetite Tailings of Chengde Area ... Summarized the siutuation of the vanadium titanium magnetite tailings recycling in Chengde, TiO2 in ilmenite tailings grade almost more than 2%, caused by TiO2 resources waste, put forward by gravity separation, magnetic separation,and flotation combined process method for titanium iron ore tailings reelection, and put …
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%.
（15） Behaviors of vanadium and chromium in coal-based direct reduction of high-chromium vanadium-bearing titanomagnetite concentrates followed by magnetic separation,, T. Nonferr. Metal Soc., 2015, 4 （16） CO2,
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 、,,2011,21（5）：1-6. 
2014-9-23 · 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, …
2018-7-19 · (sighter) round of metallurgical (magnetic separation) testwork ("Testwork") completed on composite RC drill samples from its Gabanintha Vanadium Project ("Project"). The Testwork was planned and managed by Mineral Engineering Technical Services Pty …
2014-7-27 · Metalizing Reduction and Magnetic Separation of Vanadium Titano-magnetite based on Hot Briquetting Shuang-yin Chen and Man-sheng Chu School of Materials and Metallurgy, Northeastern University, Shenyang 110819, China Corresponding author ...
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