Ilmenite also called titanic iron ore is a weakly magnetic iron-black or steel-grey mineral found in metamorphic and plutonic rocks. ... and filters now routinely employ LiNbO 3 for both shear …
Request PDF | On Nov 1, 2023, Xiayu Zheng and others published A novel method for efficient recovery of ilmenite by high gradient magnetic separation coupling with magnetic fluid | Find, read and ...
Ilmenite bed material was obtained from an industrial-scale fluidized bed reactor under OCAC conditions. The properties of the magnetically separated ash fractions were investigated. • Freshly added ilmenite is not separated by the magnet that was used in this study which can be explained by ilmenite's low initial magnetic susceptibility.
In the presented study, refractory ilmenite ore in Panzhihua was processed with high gradient magnetic separation coupling with magnetic fluid (HGMSCMF) using SLon …
High gradient magnetic separation is widely used in magnetic minerals upgrading, and its separation performance is significant depending on the parameters. ... {Ye2022MathematicalMO, title={Mathematical Model of Ilmenite Separation Efficiency Using a High Gradient Plate Magnetic Separator}, author={Fangping Ye and Weijie Jiang and …
Although PZH could remove 30.4% p-NP within 24 h as compared with 42.3% by DM-2, the degradation efficiency of PZH (20.7%), which was obtained by deducting the adsorption efficiency from the ...
The information obtained by these theoretical results demonstrates that the control of magnetic ordering in ilmenite materials is based on a complex relation between ionic radius and valence orbitals of the B-site non-magnetic …
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 …
It is expected that the separation efficiency of the magnetic separation of IL-Q ilmenite from diamagnetic gangues to be higher than IL-F and IL-K ilmenites. The chemical and phase impurities in ilmenite can also affect the hydrometallurgical and pyrometallurgical processes which are performed on ilmenite concentrate.
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 …
1. Introduction. High gradient magnetic separation (HGMS) has been used in a variety of technical processes, such as for biochemical separation and pollutants purification …
In this investigation, the Mathematical model of the plate high gradient magnetic separator is established, the magnetic induction and the flow field distribution are investigated …
The excellent bacterial inactivation is demonstrated by the result that the bactericidal efficiency in the ilmenite/PS/Vis process reached 6 log 10 cfu/mL within 30 min as compared to that of 1.5 log 10 ... A magnetic field was provided by turning on the circuit surrounding the device to hold the magnetic ilmenite, and the treated water sample ...
DOI: 10.1016/J.APCATB.2018.07.003 Corpus ID: 103966348; Persulfate-mediated catalytic and photocatalytic bacterial inactivation by magnetic natural ilmenite @article{Xia2018PersulfatemediatedCA, title={Persulfate-mediated catalytic and photocatalytic bacterial inactivation by magnetic natural ilmenite}, author={Dehua Xia and Huanjunwa He …
Through pure and artificial mixed ore experiments with ilmenite (magnetic valuable minerals), augite (magnetic gangue minerals) and quartz (nonmagnetic minerals), the following conclusions were obtained: ... A novel method for efficient recovery of ilmenite by high gradient magnetic separation coupling with magnetic fluid. Miner. Eng., 202 ...
In this investigation, the Mathematical model of the plate high gradient magnetic separator is established, the magnetic induction and the flow field distribution are investigated based on the ...
The final recovery rate of TiO2 was only about 10%, which seriously affected the beneficiation efficiency and benefits of mining plants. In view of these features, SLon has replaced original gravity separation with magnetic separation. ... for the low recovery rate of ilmenite, our technicists adjust the magnetic structure and magnetic field ...
A dry induced roll magnetic separator is a simple and efficient unit for upgrading the magnetic materials from an ore by maintaining the field intensity up to 2 ... (consist of different minerals such as ilmenite, rutile, garnet, sillimanite and quartz) of Srikakulam region of Andhra Pradesh, India. The as-received samples were subjected to ...
Test results indicated that oxidation roasting of the ilmenite could increase its magnetic susceptibility within a certain temperature range. As can be seen from Fig. 1, Fig. 2, at 500 °C, even extended heating (up to 2 h) did not cause any change in the magnetic susceptibility of the ilmenite.At higher temperatures (650 and 700 °C), its magnetic …
Following this, the magnetic field intensity produced by the superconducting magnet was controlled to the desired value by adjusting the exciting current. The ultrafine ilmenite sample was then dispersed in a vessel containing 800 mL of water with a desired solid weight ratio and subsequently fed into the separation canister via a pulsation pump.
Gravity separation can effectively recover ilmenite with coarse to medium size with advantages of low-cost, no pollution and energy efficiency. The efficiency of gravity …
High gradient magnetic separation is widely used in magnetic minerals upgrading, and its separation performance is significant depending on the parameters. ...
chloride leaching and solvent extraction system parameters for the ilmenite concentrate. The test program focused on the leach efficiency and extraction efficiency of the target elements; iron and titanium. When re-grinding the ilmenite concentrate to 80% passing 37 microns, a leaching efficiency of 89% for iron and 88% for titanium was achieved.
The higher efficiency also translates to a lower energy demand for the same amount of oxygen produced. ... It can be seen that the average grade of ilmenite for the non-magnetic output is in the range of 2.23–2.85 wt% while that in the magnetic output is in the range of 0.37–0.77 wt%. This validates the ability of the magnetic beneficiation ...
A novel method for efficient recovery of ilmenite by high gradient magnetic separation coupling with magnetic fluid. 2023, Minerals Engineering. ... will focus on recycling and reuse of magnetic fluids for realizing industrial application of HGMSCMF in recovering ilmenite or other refractory weakly magnetic minerals.
At a current strength of 11 A between the electrodes, ~67 % goes into a magnetic fraction and ~33 % of titanium will be in a non-magnetic product. In the magnetic fraction, the maximum value of η ilmenite reaches ~85 %; therefore, magnetic separation is an effective method for beneficiating ilmenite.
Ilmenite is the main raw material for titanium extraction. The vanadium titanium magnetite deposit in Panzhihua has abundant ilmenite resources. A flowsheet combining high gradient magnetic separation (HGMS) and flotation was applied to recover the ilmenite, which had defects of high production cost due to high flotation regent consumption, low ilmenite utilization rate of 20% …
Since vanadium exists in ilmenite (see Fig. 1 and Table 2), the rapid increase of titanium grade and recovery rate (i.e., high phase content of ilmenite) at a high magnetic intensity of 0.8 T facilitated the vanadium recovery to increase significantly. Considering this, for improved vanadium recovery from the milled VTM ore sample by magnetic ...
However, the exploited ilmenite ores are of lower TiO 2 grades and complex ore properties, and the beneficiation is indispensable [2]. For fine-grained ilmenite, froth flotation has been proved to be a more effective technique than others, such as …
Various researchers have investigated the level or degree of efficiency of magnetic concentration on the mineral ore deposits of transition metals. However, magnetic concentration has been reported to be effective to a certain measure on complex oxide mineral ores, such as Ti, V, Ta, Nb, Zr, Hf, and other transition metals. 9,11,40,49