Chalcopyrite Magnetic Separation
Magnetic properties of chalcopyrite and arsenopyrite for …
The pulsating high-gradient magnetic separation (PHGMS) method has a strong potential for the effective separation of chalcopyrite and talc, based on their difference in magnetic susceptibility.
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Effect of microwave pre-treatment on the magnetic properties …
Magnetic separation of microwave treated and untreated iron ore indicated that iron recovery increased from 39.54% in the untreated sample to 97.95% in the microwave-treated sample. The results indicated that microwave radiation has a significant effect on the magnetic properties of hematite through the formation of new and more magnetic phases ...
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Enhancing magnetism and magnetic separation of ultrafine …
The pulsating high-gradient magnetic separation (PHGMS) method has a strong potential for the effective separation of chalcopyrite and talc, based on their difference in …
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Application of superconducting magnetic separation to …
the feasibility of separating mixed Cu and Mo minerals via superconducting magnetic separation. Keywords: superconducting magnetic separation, chalcopyrite and molybdenite separation, magnetic matrices, buildup behavior 1. Introduction Mo is a very important strategic material that is widely used in metallurgy, electronics, automobile
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Superconducting pulsating high gradient magnetic …
Pulsating high gradient magnetic separation (PHGMS) is now widely applied in the world, ... It is clear that this separator is effective in separating the chalcopyrite ore. As …
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Pulsating high-gradient magnetic separation of chalcopyrite …
The selective flotation of chalcopyrite from talc in practice is currently difficult and consumes a large amount of depressors, resulting in high production and environmental costs. The pulsating high-gradient magnetic separation (PHGMS) method has a strong potential for the effective separation of chalcopyrite and talc, based on their difference in magnetic susceptibility. In …
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Effect of lime (CaOH+) on chalcopyrite-arsenopyrite separation …
The pulsating high-gradient magnetic separation (PHGMS) method has a strong potential for the effective separation of chalcopyrite and talc, based on their difference in magnetic susceptibility.
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Electromagnetic Separation of Copper Iron Sulphides
Electromagnetic Separation of Copper Iron Sulphides
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High-gradient magnetic separation mechanism for separation …
Removing molybdenite from chalcopyrite by flotation has long been a challenge due to their similar floatability as sulfide minerals. However, the difference in the magnetic susceptibility of the two minerals may be employed to address this challenge. Recently, pulsating high-gradient magnetic separation (PHGMS) has been reported effective as an …
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Magnetic and Electric Properties of Chalcopyrite
since it contains typical magnetic ion, Fe 1+1, as a component. Recently Donnay et al. 11 determined crystal and magnetic structure by neutron diffraction. According to them chalcopyrite was antifer romagnetic at least at room temperature. The magnetic moment of iron and copper were 3.85 fJ.B and 0± 0.2 fJ.B, respectively.
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The application of superconducting magnetic separation in …
ABSTRACT The influence of magnetic matrices, magnetic field intensity, secondary and three section superconducting magnetic separation on the separation was studied in this paper. The magnetic field and flow field characteristics of elliptic cross-section matrix were studied in the elliptic coordinate system. The motion equations of the magnetic …
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Magnetic properties of chalcopyrite and arsenopyrite for …
Pulsating high-gradient magnetic separation (PHGMS) is an environment-friendly and economic method for concentrating or removing weakly magnetic minerals from materials, and its separation for sulfide minerals with similar floatability such as chalcopyrite …
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Pulsating HGMS for industrial separation of chalcopyrite …
DOI: 10.1016/J.MINENG.2021.106967 Corpus ID: 236259260; Pulsating HGMS for industrial separation of chalcopyrite from fine copper-molybdenun co-flotation concentrate @article{Chen2021PulsatingHF, title={Pulsating HGMS for industrial separation of chalcopyrite from fine copper-molybdenun co-flotation concentrate}, author={Luzheng Chen and Tao Xiong …
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Centrifugal high gradient magnetic separation of fine …
Request PDF | On Sep 1, 2017, Jianwu Zeng and others published Centrifugal high gradient magnetic separation of fine ilmenite | Find, read and cite all the research you need on ResearchGate
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Development of a high-gradient magnetic separator for …
Request PDF | On Mar 1, 2023, Zhicheng Hu and others published Development of a high-gradient magnetic separator for enhancing selective separation: A review | Find, read and cite all the research ...
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Separation of Copper and Iron from Chalcopyrite in Molten …
The combination of molten-salt leaching and magnetic separation has been demonstrated as an effective way to separate copper and iron from chalcopyrite and prepare pure Cu 2 O and Fe 3 O 4. Owing to the water- and oxygen-free environment of molten CaCl 2 –LiCl, the chalcopyrite-derived oxides decomposed into Cu 2 O and Fe 3 O 4 that can be ...
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Zixing XUE | Lecturer | Doctor of Engineering
Magnetic matrix is a key component of high gradient magnetic separation (HGMS) system. ... Removing molybdenite from chalcopyrite by flotation has long been a challenge due to their similar ...
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Enhancing magnetism and magnetic separation of ultrafine chalcopyrite …
The pulsating high-gradient magnetic separation (PHGMS) method has a strong potential for the effective separation of chalcopyrite and talc, based on their difference in magnetic susceptibility.
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Enhancing magnetism and magnetic separation of ultrafine chalcopyrite …
Currently, the development of highly magnetic induction technology provides strong feasibility for this separation. In this work, we employed pulsating high-gradient magnetic separation (PHGMS) with highly magnetic induction (1.8T) to separate chalcopyrite and talc, and found that the PHGMS achieves a good separation of chalcopyrite from talc.
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High-gradient magnetic separation mechanism for …
Abstract. Removing molybdenite from chalcopyrite by flotation has long been a challenge due to their similar floatability as sulfide minerals. However, the difference in the magnetic …
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Magnetic properties of chalcopyrite and arsenopyrite for …
The pulsating high-gradient magnetic separation (PHGMS) method has a strong potential for the effective separation of chalcopyrite and talc, based on their difference in …
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Pulsation curves strengthen the high gradient magnetic separation
High gradient magnetic separation is a physical method isolating weakly magnetic particles from relatively nonmagnetic materials based on the difference of magnetic force acting on each particle. ... Pulsating HGMS for industrial separation of chalcopyrite from fine copper-molybdenun co-flotation concentrate. Miner. Eng., 170 (2021), p. 106967.
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Effect of microwave treatment on the flotation and magnetic separation …
The effects of microwave treatment on the floatabilities and magnetic susceptibilities of some sulfide minerals, namely, pyrite, chalcopyrite, galena and sphalerite, were studied.
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Magnetic Separation
Magnetic separation is the mineral separation method to separate different minerals by magnetic differences. Basic Principle. Based on the level of magnetism, minerals can be divided into strongly magnetic minerals (such as magnetite), weakly magnetic minerals (such as chalcopyrite), and nonmagnetic minerals (such as quartz, feldspar, etc ...
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Dithiouracil, a highly efficient depressant for the selective
This study briefly describes a 7.0T/100CGC low-temperature superconducting magnetic separator and discusses its separation principle as well as the effect of magnetic induction on chalcopyrite ...
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Comparative investigation on capture characteristics of chalcopyrite …
The pulsating high-gradient magnetic separation (PHGMS) method has a strong potential for the effective separation of chalcopyrite and talc, based on their difference in magnetic susceptibility.
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The Effect of Microwave Pre-treatment on the Magnetic …
Moreover, magnetic separation of chalcopyrite binary mixtures with enargite and tennantite was performed. The results showed insignificant effects on the magnetic susceptibility of the two minerals
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A novel approach for selective flotation separation of chalcopyrite …
In addition, there has been a separation of chalcopyrite from a fine Cu-Mo mixed flotation concentrate by a pulsing high gradient magnetic separation process [12]. The final recoveries obtained ...
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Utilization of PMA-EDTC as a Novel Macromolecular …
At a dose of 8 mg/L, there was effective separation between galena and chalcopyrite with a separation coefficient of 24.17, effectively altering the floatability of galena while having little impact on the floatability of chalcopyrite. ... The mixture was stirred using a magnetic stirrer for 3 min, after which sodium hydroxide or hydrochloric ...
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Superconducting pulsating high gradient magnetic separation …
Semantic Scholar extracted view of "Superconducting pulsating high gradient magnetic separation for fine weakly magnetic ores: Cases of kaolin and chalcopyrite" by Jinyue Xu et al. ... Separation of chalcopyrite from molybdenite is currently mainly carried out by flotation, but this process is costly because of the extensive use of inhibitors. ...
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