Dongfang Lu; Xiayu Zheng; ... Magnetic separation is a very useful tool in medicine manufacturing and sludge disposal, and we have developed the magnetic chromatography system, which separates the ...
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Dry magnetic separation is a green mineral processing technology with lower production costs and minor environmental impact. It is a promising technique to …
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separation, (1) dry magnetic separation can achieve gangue pre-discarding, effectively improve the feeding grade of subsequent operation, and …
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Magnetic separation is a method to recover magnetic materials by magnetism difference between particles, which is mostly applied in the field of mineral …
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Magnetic separation is an efficient separation technique in which CDs and iron oxide (Fe3 O 4) nanocrystals are utilized as doped material embedded in mesoporous silica beads. Silica microbeads are selected due to nano-sized pores, hydrophobic interactions with doped materials, and a large surface area.
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Magnetic separation using wet high-intensity technique has become one of the most suitable methods for recovery of iron from low-grade ores [6], due to its better separation efficiency as compared to dry magnetic separation and gravity separation [7] . ... Dongfang, L., Yuehua, H., Yan, L., Tao, J., Wei, S. and Yuhua, W. (2017) Reverse ...
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Abstract In this study, magnesia–nickel silicate ore was investigated, which contained 0.83% Ni and antigorite, chlorite, magnetite (Fe3O4), quartz, and mica as the main minerals. Chloride roasting and magnetic separation were used to treat the ore. The addition of red mud enhanced the transformation of nickel silicate to a strongly magnetic …
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1. Introduction. Magnetic separation is a method to recover magnetic materials by magnetism difference between particles, which is mostly applied in the field of mineral processing and is cleaner and cheaper than other methods such as flotation [[1], [2]].According to the media (water or air), magnetic separation can be divided into wet …
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Traditional dry magnetic separation has poor separation efficiency for fine-grained materials, and combining airflow and a magnetic field may be one of the most effective means to improve it. ... Li, Xudong, …
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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 …
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The magnetic force acting on a particle is proportional to magnetic field strength and gradient of particle location, as shown of Eq. (2). (2) F → g = 4 3 π R 3 μ 0 κH ∇ H → where μ0 is permeability of vacuum, κ is susceptibility of particle, H and ∇ H are magnetic field strength and gradient, respectively.
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magnetic separation is mainly used in the separation and enrichment of fine and weak magnetic particles and other important industrial fields. High gradient magnetic separator is a new type of high intensity magnetic separator, which has strong ability to capture fine and weak magnetic particles, developed on the basis of ordinary high ...
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High gradient magnetic separation (HGMS) is an effective method to recover fine weakly magnetic particles from a suspension. Magnetic matrices are …
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Iron was extracted from the roasted ore using low-intensity magnetic separation, and manganese was further extracted from the low-intensity magnetic separation tailings by high-intensity magnetic separation. ... Dongfang Boiler Group Co., Ltd., Zigong 643001, China. 3. Institute of Multipurpose Utilization of Mineral Resources, …
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The FT-IR spectra of ZnFe 2 O 4 and ZFO/Ag-15 (a) and magnetic hysteresis loops of ZnFe 2 O 4 and ZFO/Ag-15 (b) (the inset picture was the magnetic separation test for ZFO/Ag-15). The magnetic property of a catalyst plays a significant role in the recovery of catalyst after reaction.
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Aerodynamic Drum Magnetic Separator (ADMS) uses an adjustable air flow to enhance the separation of magnetic particles from gangue. In order to explore the matching relationship between the magnetic field, the flow field, and the gravity field, as well as the capture and separation behavior of particles under the action of multi-physics, a …
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Abstract. High-gradient magnetic separation (HGMS) is indispensably applied in the rougher separation stage of refractory weakly magnetic minerals. The most difficult …
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The development of ceramic materials made it possible for permanent magnets to be used for separation. By the end of the 1970s, magnetic separation went through another development with the introduction of three different forms of separation becoming popular: overhead magnets, magnetic pulleys, and the magnetic drum.
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Dongfang Lu; Aerodynamic Drum Magnetic Separator (ADMS) uses an adjustable air flow to enhance the separation of magnetic particles from gangue. In order to explore the matching relationship ...
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Magnetic separation is the process of separating magnetic materials from non-magnetic materials using a magnetic system. After World War II, this process became popular in scrap yards to separate …
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Magnetic separation is a versatile technique used in sample preparation for diagnostic purpose. For such application, an external magnetic field is applied to drive the separation of target entity (e.g. bacteria, viruses, parasites and cancer cells) from a complex raw sample in order to ease the subsequent task(s) for disease diagnosis.
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Magnetic separation of magnetic pulse treated and untreated magnetite ore indicates that iron recovery increases from 81.3% in the untreated sample to 87.7% in the magnetic pulse treated sample ...
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Schematic diagram of magnetic separation using AOGMS shown in Fig. 3. The principal gangue mineral in the ore is quartz, muscovite and chlorite. ... Dongfang Lu, Jianjun Liu, Zhiyong Cheng, Xudong ...
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Pollution characteristics and ecological risks for metals in non-magnetic and magnetic road dust from steel industrial areas were investigated by applying a magnetic separation method. Metal (except for Al, Li, Ti, As, and Sb) concentrations in the magnetic road dust were 1.2 (Sn) to 7.8 (Fe) times higher than those in the non-magnetic road dust.
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Magnetic separation is a simple, cost-saving, and environment-friendly method used to separate magnetic and less or nonmagnetic materials [25], ... Dongfang Lu: Writing – review & editing, Supervision. Yuhua Wang: Funding acquisition. Xiayu Zheng: Writing – review & editing.
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To achieve the utilization of fine ilmenite (especially −0.075 mm) produced in the titanium-magnetite processing plant in Panzhihua, a radial turbulent outer-cylinder magnetic separator (RTOCMS), was developed in this study. After optimizing the conditions of rotation speed and water flow, an RTOCMS concentrate with TiO2 grade of 22.84% …
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REMS has been known to separate efficiently particles in the size range from 25 mm to 75 µm and has been very successful in separation of moderately paramagnetic minerals, given the recent ...
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High-gradient magnetic separation (HGMS) is indispensably applied in the rougher separation stage of refractory weakly magnetic minerals. The most difficult problem while processing refractory weakly magnetic minerals is the low selectivity of HGMS caused by the competing capture of magnetic valuable and gangue minerals. In this study, a …
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Dongfang Lu: Data curation. Zixi Sun: Formal analysis. Zihang Jing:. ... In the entire magnetic separation process, the magnetic force acting on the captured magnetic particles is always the most minor magnetic force required to achieve precise magnetic separation, which results in improved selectivity. ...
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Dongfang Lu; Aerodynamic Drum Magnetic Separator (ADMS) uses an adjustable air flow to enhance the separation of magnetic particles from gangue. ... Magnetic separation system under wet process is ...
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An HGMS process is operated effectively using a magnetic matrix, which generates a high magnetic field gradient near magnetic wires in a uniform background …
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Magnetic separation is a versatile technique widely used in the mining industry. Drum-type wet low-intensity magnetic separation (WLIMS) represents the backbone of the iron ore upgrading circuits since the mid 19 th century. However, it has been traditionally applied through guidelines that commonly disregard the ore properties and …
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Magnetic Separation means that minerals are separated according to different magnetism of mineral particles. Mineral particles are separated by magnetic …
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KOL Index score: 10634 . High gradient magnetic separation (HGMS) is an effective method to recover fine weakly magnetic particles from a suspension. Magnetic matrices are the crucial components of the HGMS system. The most commonly used matrices in HGMS are cylinder matrices of high magnetic permeability. Special cross-section shape …
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Modern high-gradient magnetic separation (HGMS) initially originated from a magnetic filter patented in 1937 by Frantz [ 1 ], in which the ferromagnetic matrix of fine …
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Dongfang Lu; Xiayu Zheng [...] Shaohua Xu; View +3. ... Selectivity is an important indicator for the assessment of high gradient magnetic separation (HGMS) performance, but so far there were no ...
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