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After the magnetic separation, the iron concentrate contains sulfur exceeding the standard. To solve this problem, we were investigated carbonate, sodium sulfide, copper sulfate, several …
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The Research on Desulphurization of an Iron . Iron ore concentrate sales in a mineral processing plant appeared a trend of high sulfur, exceeding the sales requirement of 03% significantly To …
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Several desulfurization and iron separation processes have been developed, such as stage grinding-stage separation, flotation, and combined magnetic separation-floatation process [11]. …
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The contamination of sulfur emanating from pyrrhotite in magnetite concentrates has been a problem in iron ore processing. This study utilized froth flotation to float pyrrhotite away from …
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Several desulfurization and iron separation processes have been developed, such as stage grinding-stage separation, flotation, and combined magnetic separation-floatation …
WhatsApp: +86 18221755073
In this sense, the production of iron concentrate utilizing magnetic concentration of Fe 3 O 4 may result in high sulfur content, primarily due to contamination by pyrrothite (Fe 1 …
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The invention relates to a desulfurization method of sulfur-bearing iron concentrate and belongs to the technical field of ore separation. The method includes: preparing sulfur-bearing over …
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The iron ore sample was collected from magnetic separators concentrate stream of Gole Gohar iron ore complex with d80 equal to 90µm. Sulfur and total Fe contents of the …
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Currently, there are two main iron concentrate desulfurization technologies: magnetic separation and flotation. Since the pyrite and the pyrrhotite both have strong magnetism, the pyrrhotite …
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The desulfurization of iron ore concentrate by the column flotation process is highly nonlinear and complicated [34]. The main objective of the current study was to combine image …
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The results in optimal conditions indicated that column flotation was considerably efficient for iron ore desulfurization so that a high purity concentrate with the sulfur content of 0.08 % and ...
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Two methods were examined for desulfurization process using reverse floatation: 1) grinding the produced concentrate by low intensity magnetic separators (Final concentrate of …
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sbm desulfurization of iron concentrateDesulfurizing Steel: Magnesium is the Reagent of Choice In the process of steelmaking,removing excess sulfur from the hot metal is key to creating high …
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Pilot reverse flotation tests were implemented to evaluate the desulfurization process effect on the iron and sulfur content and the Blaine number of the concentrate, as well …
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In order to realize the purpose, the invention provides an iron ore concentrate deep desulfurization treatment method, which comprises the following steps: magnetic separation treatment →...
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Desulfurization of hematitic concentrate of iron ore of the Gol-E-Gohar mine using reverse flotation method E. Panahi 1, A. Abdollahzadeh 2, A. Sam 3, M. Jahani 4, M. Yaghobi …
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Article "Flotation for Desulfurization of Iron Concentrate from Magnetic Separation Operation of a Concentrator in Inner Mongolia" Detailed information of the J-GLOBAL is an information …
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In separation conditions of grinding size -0.045mm accounting for 96.09% and magnetic field intensity of 1240 GS, iron concentrate of TFe64.81 %, S0.18% and iron recovery …
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With the continuous improvement of the quality requirements of iron concentrate, effective desulfurization is of great significance to improve the utilization rate of iron ore …
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Despite presenting very high qualities in concentrate (approximately 1 % SiO 2), tests with the highest collector dosages led to a considerable decrease in iron recovery with …
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Download scientific diagram | Chemical analysis of feed and concentrate of the magnetic separator. from publication: DESULFURIZATION OF IRON ORE CONCENTRATE USING A …
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The desulfurization of iron ore concentrate by the column flotation process is highly nonlinear and complicated . The main objective of the current study was to combine image analysis methods with an intelligent predictive …
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As high-grade iron ore amounts is depleted, large quantities of high-sulfur iron ore concentrate and sulfur-containing hazardous waste have been utilized for pellet production, …
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The contamination of sulfur emanating from pyrrhotite in magnetite concentrates has been a problem in iron ore processing. This study utilized froth flotation to float pyrrhotite …
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Recent years, the steel output increases rapidly in our country at the speed of 15～20 percent per year. In order to gain better economical benefits, better quality of iron concentrate is needed in …
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Flotation is the most commonly used process for desulfurization of iron concentrates in iron beneficiation plants. The current study deals with improving the metallurgical performance of …
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Evaluation of column flotation froth behavior by image analysis: effects of operational factors in desulfurization of iron ore concentrate. ... froth color and froth stability …
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The final concentrate with the grade of sulfur 0.07 %, iron 70.3 % and the Blaine number of 1571 cm 2 g -1 was obtained. Keywords : desulfurization, flotation, Gol-e-Gohar Complex, low …
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The obtained iron concentrate reaches 64.28% Fe and 0.42% S respectively with iron recovery of 53.62% and desulfurization rate of up to 90%. Technical basis can be …
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" Iron concentrate sample B " (40.70% iron and 0.950% sulfur), and two from secondary concentrate coming after grinding, fl aking and fi nisher magnetic stages …
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In this research, an effort is made to separately introduce the various processes, industrial practices, and fundamental research activities to remove sulfur from iron ores, concentrates, or roasted iron ores.
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The invention relates to a desulfurization method of sulfur-bearing iron concentrate and belongs to the technical field of ore separation. The method includes: preparing sulfur-bearing over …
WhatsApp: +86 18221755073
This study presents an experimental program performed to study the effects of flotation column variables including gas flow rate, froth depth, slurry solids percent, frother/collector dosage, …
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The high-sulfur slag skimmed from the molten iron after the desulfurization process is called SDSS. Due to the lack of effective utilization methods, harmful components cannot be …
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The iron ore desulfurization process of pyrrhotite, pyrite-associated iron ore, includes grinding, desulfurization, magnetic separation-flotation combined desulfurization process, and roasting-magnetic separation-flotation …
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Most impurities are usually removed by cleaning and re-cleaning the concentrate. To investigate the feasibility of re-flotation, three flotation experiments were performed under …
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Here, we established a biotechnological procedure to efficiently remove sulfur impurities by inoculating the iron concentrate with A. thiooxidans. Different bioreactor modes …
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