Microwave heating of coal for enhanced magnetic removal of pyrite
2004115;The separation of fine pyrite from coal is difficult by conventional magnetic separation methods. The performance of magnetic separation in removing mineral pyrite from
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Coal pyrite microwave magnetic strengthening and electromagnetic
20171110;High-gradient magnetic separation technology is an effective physical desulfurization method, and can handle fine particles of paramagnetic minerals. Effect of
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Developments in the physical separation of iron ore: magnetic
201511;Magnetic separation technology plays an important role in upgrading such low-grade iron ores, because magnetic separators possess the combined advantages of large
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Effect of microwave heating on magnetic separation of pyrite
DOI: 10.1016/S0927-7757(03)00362-5 Corpus ID: 98122297; Effect of microwave heating on magnetic separation of pyrite @article{Uslu2003EffectOM, title={Effect of microwave heating
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Recovery of valuable elements from pyrite pyrolysis slag using
1015;For example, physical or chemical techniques have been used to recover iron from pyrite cinders through magnetic separation, gravity separation [13] or foam flotation [14],
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Arsenopyrite removal from pyrite concentrate using pulsating
91;Pulsating high gradient magnetic separation (PHGMS) was innovatively used to upgrade an unqualified pyrite concentrate with arsenic content reaching as high as 3.49%. The
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Enhanced magnetic separation of pyrite from coal after microwave
Abstract: The objective of this research was to improve the magnetic separation of coal and pyrite by enhancing the magnetic susceptibility of pyrite in run-of-mine coal through the use of
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Magnetic Separation Equipment | SpringerLink
202411;Magnetic separation equipment is widely used in the separation of magnetic minerals. Low-intensity magnetic separator is mainly used for the separation of minerals with
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6 Magnetic Separation
Pyrite Fluorite Calcite Relative magnetic attraction 100 40 7 1.3 0.2 0.1 0.03 While the magnetic attraction of mineral particles is the main consideration in magnetic separation, there are also
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A comparative study of the thermal decomposition of pyrite
201931;Pyrite is an earth-abundant mineral that is usually found associated with other sulfide minerals, such as chalcopyrite, arsenopyrite, and galena, in geological deposits [1].It is
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Oxidation of pyrite in coal to magnetite
198451;LOW-FIELD MAGNETIC SEPARATION Although the pyrite is only partially converted to mag- netite (Table 2, column 8), the magnetization of Fe304 is sufficiently large
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The effect of heat treatment on the magnetic properties of pyrite
200881;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. 1983; Hise et al.,
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Clean Coal Desulfurization Pretreatment: Microwave Magnetic Separation
The throughput of pyrite extraction from coal using the conventional magnetic separation method can be effectively improved by increasing the magnetic susceptibility of pyrite. The
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Processing of valuable vein-minerals, as molybdenite, monazite
200011;Conditioner Primary flotation Mo ..~.._.Reagent + Hydrocyclone 1, I Separation on spirals l '' Separations on shaking tables I Filtration 1 Dryng+warming Electric separation
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Magnetic Separation of Sulphide Minerals
4 MAGNETIC SEPARATION OF SULPHIDE MINERALS range of variation in susceptibility demon- strated by the various sulphides. COPPER-FLOTATION PLANTS Macuchi, Ecuador
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DESULFURIZATION OF IRON ORE CONCENTRATE USING A
The magnetic concentrate is produced by crushing, comminution and Low-Intensity Magnetic Separation (LIMS). Approximately 70 % of the product is obtained using dry magnetic
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Enhanced magnetic separation of pyrite from coal after
1986121;Previous studies investigated the magnetic separation coupled to pyrite heating to enhance pyrite magnetic susceptibility and remove pyrite from coal ore (e.g. Bluhm et al.,
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Recovery of iron from pyrite cinder by suspension magnetization
2024320;Pyrite cinder (PyC) is an iron-enriched tailing.Suspension magnetization roasting(SMR) technology can convert hematite into magnetite, the magnetic properties of the
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Desulfurization mechanism of high-sulfur coal by heating reduced
1010;Then, magnetic separation technology can efficiently remove magnetic pyrite from coal (Zhang et al., a, Zhang et al., b). Although magnetic separation
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The effect of heat treatment on the magnetic properties of pyrite
200881;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. 1983; Hise et al.,
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Recovery of valuable elements from pyrite pyrolysis slag using magnetic
1015;Although there are many research reports on the utilization of pyrite cinder [12], there are still some problems. For example, physical or chemical techniques have been
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Clean Coal Desulfurization Pretreatment: Microwave Magnetic Separation
123;The throughput of pyrite extraction from coal using the conventional magnetic separation method can be effectively improved by increasing the magnetic susceptibility of
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Green and efficient comprehensive utilization of pyrite concentrate…
121;Effect of microwave heating on magnetic separation of pyrite. Colloids Surf., A (2003) J. Yan et al. A study on the thermal decomposition of coal-derived pyrite. J. Anal. Appl.
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A novel value-added utilization process for pyrite cinder:
202051;Pyrite cinder (PyC) is an iron-enriched tailing.Suspension magnetization roasting(SMR) technology can convert hematite into magnetite, the magnetic properties of the
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Desulfurization mechanism of high-sulfur coal by heating reduced
1010;Then, magnetic separation technology can efficiently remove magnetic pyrite from coal (Zhang et al., a, Zhang et al., b). Although magnetic separation
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Magnetic Separation
Magnetic separation is a process where a contaminant is first attached onto a magnetic carrier material (e.g., magnetite), and subsequently, the contaminant-laden carrier is separated under
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