(PDF) Application of High-Gradient Magnetic Separation
Some problems of practical applications of magnetic separation, primarily in mineral industry, are outlined. The work shows that current theoretical models are inadequate in accounting for the ...
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Photo-Fenton degradation of amoxicillin via magnetic TiO2 …
Li et al. [60] designed an immersed magnetic-separation membrane-photocatalytic reactor (SMSMPR) and combined it with a TiO 2 -GO-Fe 3 O 4 magnetic catalyst to achieve the recovery of catalysts ...
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Effective processes of phenol degradation on Fe3O4–TiO2 …
The study involved the synthesis of pure magnetite, magnetite modified with glucose and magnetite modified with glucose and titanium dioxide in magnetite: glucose: titanium dioxide molar ratio 1:0 ...
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Separation of iron and titanium from titanium magnetite …
Titanium magnetite ores consist of minerals that contain both iron and titanium. These ores can be categorised as low- or high-titanium magnetites depending on the amount of titanium they contain [[1], [2], [3], [4]].The ores can be classified into many types, including magnetite-ilmenite ores, titanium magnetite ores that are mostly composed of titanium …
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Recovery of TiO2-enriched material from vanadium titano-magnetite …
Semantic Scholar extracted view of "Recovery of TiO2-enriched material from vanadium titano-magnetite concentrates by partial carbon reduction and mild acid leaching" by Faiza Safdar et al. ... (VTMT)—a kind of common industrial solid wastes—will pose enormous harms to both ecological environment and economic development. ... a new process ...
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Separation and recovery of iron and titanium from oxidized …
In this study, gas-based reduction roasting and magnetic separation of oxidized VTM by H 2 and CO was investigated, with an emphasis on the effects of the ratio of P (H 2)/P …
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TiO2-coated magnetite nanoparticle-supported sulfonic …
TiO2-coated magnetite nanoparticle-supported ... catalysts in organic reactions and industrial processes.1 Among ... magnetite separation. As can be seen, n-FTSA was readily ...
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Magnetic photocatalysts from industrial residues and TiO2 …
In this study, magnetic photocatalysts were prepared with different levels of TiO2 supported on tar pitch and red mud (RM) (40, 60, 80Ti/C/RM), which were used as carbon (C) and iron sources ...
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Kinetics of Vanadium Leaching from a Spent Industrial V2O5/TiO2 …
Recovery of vanadium from various sources is important to the environment and industry. This work investigates vanadium leaching from a spent selective catalytic reduction catalyst by sulfuric acid at atmospheric pressure. It includes the effects of stirring speed, solid to liquid ratio, temperature, and sulfuric acid concentration on the vanadium recovery yield. The …
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Magnetic photocatalysts from industrial residues and TiO2 …
Magnetic separation was preceded and the characterizations of the magnetic (MF) and non-magnetic fraction (NMF) confirmed that about 25% of TiO 2 did not fix in the 60Ti/C/RM photocatalyst. MF and NMF decolorized 70 and 80% of the RB5, respectively, at the photocatalytic reaction (UV light).
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Roasting Followed by Magnetic Separation: A Process for …
The deficiency of rutile resources worldwide, compared to the vast anatase resources, and the need for high-grade Ti-feedstocks has encouraged ilmenite upgrading by removal of Fe-oxides and other ...
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Case ReportSeparation of iron and titanium from titanium magnetite raw materials by low-temperature treatment and …
Using a reduction agent (15 %), chloride additives (15 %), and calcium uoride (5 %) in low- temperature treatment reduced titanium magnetite iron content. This process extracted iron from...
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Fusion Separation of Vanadium-Titanium Magnetite and …
How to efficiently separate or enrich titanium from vanadium-titanium magnetite is the premise for its effective utilization. At present, there are mainly two forms of the separation of raw ore and …
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SYNTHESIS AND CHARACTERIZATION OF HEMATITE (Fe2O3) …
The magnetic separation results indicate that an enhancement in yield by around 15-20% by weight is possible when the ore is heat-treated at 500-800°C. ... It was reported [38] that magnetite (Fe3O4) had been widely used in industrial fields such as magnetic recording media, high-density digital recording disks, magnetic fluids, data storage ...
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(PDF) Enhancing industrial wastewater treatment: Magnetite …
Enhancing industrial wastewater treatment: Magnetite-embedded matrix membrane for efficient tetrahydrofuran separation by pervaporation and vapor permeation techniques
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Industrial Separators, Grading & Sieving Machines
Elcan's Industrial Separator Machine Specs. Elcan Industries' industrial separator machine is an advanced automatic sifter tailored for modern powder screening needs across diverse sectors, including pharmaceuticals, additive manufacturing, and high-value fields like battery production and aerospace.This industrial separator machine stands out in its ability to efficiently sift …
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Quartz Sand Beneficiation Using Magnetic and Electrostatic Separation
Magnetic separation with two magnets, having different energy, was performed for identifying the phases attached to the magnetic particles. Magnetic hysteresis measurements evidenced complex and ...
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Preparation of titanium mineral from vanadium …
An upgraded titanium mineral with a normalized TiO 2 grade of 70.3% was achieved by H 2 reduction at 850 °C for 0.5 h and acid leaching, which is a satisfactory Ti resource for the preparation of titanium oxide by sulfate process. ... its magnetic separation instead of leaching to avoid the generation of hydrogen is highly difficult. Whether ...
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Internal magnetic-field-enhanced photogenerated charge separation …
The magnetic properties of TiO 2 –HF4.5-N 2 are illustrated in Fig. S6. M S and H C of TiO 2 –HF4.5-N 2 were weaker than those of the TiO 2 –N 2 sample synthesised using 3 mL of HF solution. TiO 2 –N 2 and TiO 2 –HF4.5-N 2 exhibited different ratios of the exposed {101} and {001} facets owing to their differing amounts of HF solution ...
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Design of hydrophobic polyurethane–magnetite iron oxide …
Efficacious oil-water separation has become a global challenge owing to regular oil spillage accidents and escalating industrial oily wastewater. In this study, we synthesized titanium dioxide and magnetite iron oxide nanoparticles to use as a precursor for the production of the nanocomposites. Hydrophobic nanocomposites were fabricated using ...
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Prospects of Synthesized Magnetic TiO2-Based Membranes …
Notwithstanding, there are several setbacks associated with TiO 2 industrial applications at a large scale via the advanced oxidation process (AOP) ... Among them, Fe 3 O 4 has been studied extensively due to its ability to facilitate magnetic separation of the nanocomposite from the aqueous medium [39,67]. Ahangar et al. ...
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Advances in Graphene-Based Magnetic and Graphene-Based/TiO2 …
The photocatalytic performance is connected to the large surface area of graphene derivatives (e.g. GO) that limit electron–hole recombination for TiO2, while the presence of magnetic nanoparticles (e.g. Fe3O4) in heavy metal adsorbent materials facilitates magnetic separation when an external magnetic field is applied.
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Separation of Ilmenite from Vanadium Titanomagnetite by …
Vanadium titanomagnetite (VTM) is an important mineral for developing titanium resources, but the comprehensive recovery of ilmenite separation is extremely poor, resulting in the low-efficiency utilization of titanium resources. Here, the separation of ilmenite from VTM ore is studied by combining magnetic separation and flotation technologies. In particular, the …
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Core shell Fe3O4@TiO2/silica aerogel nanocomposite; …
The pure titania (TiO 2) and the heterogeneous ternary magnetic nanocomposite of copper ferrite/ferrite oxide (CuFe 2 O 4 / Fe 2 O 3) deposited by titanium dioxide (TiO 2) were fabricated using a facile one-pot hydrothermal synthesis for the photocatalytic decomposition of methylene blue () dye, under visible light.
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Separation of TiO2 and Fe2O3 from Indonesia …
Fe2O3/TiO2/AC composites were successfully synthesized via a sol-gel method, and their efficacy in decomposing methyl orange via adsorption-photocatalytic processes was reported for the first time ...
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Design of hydrophobic polyurethane–magnetite iron oxide …
Hydrophobic nanocomposites were fabricated using polyurethane, hematite and magnetite iron oxide nanoparticles, and titanium dioxide nanoparticles through a sol-gel process.
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Roasting Followed by Magnetic Separation: A Process for …
Reduction roasting followed by two-stage LIMS gives a magnetic concentrate of 65.74% Fe at a yield of 61.22% with 78.07% Fe recovery. Also, a by-product having 28.76% …
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Recovery of TiO2-enriched material from vanadium titano-magnetite …
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 ...
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Design of hydrophobic polyurethane–magnetite iron oxide …
Efficacious oil-water separation has become a global challenge owing to regular oil spillage accidents and escalating industrial oily wastewater. In this study, we synthesized titanium …
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New insights on scandium separation from scandium …
The titanium dioxide wastewater with a Sc 3+ con-centration of 3.661 mg/L was collected from the process of preparing titanium dioxide by a sulfuric acid method in Pangang Group Co., Ltd. The main chemical compositions of titanium dioxide wastewater are shown in Table 2. The chemical reagents including Na 2 SO 4 (purity, 99 wt%), (NH 4) 2 SO 4
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