Reducing quartz entrainment in fine coal flotation by polyaluminum chloride
Sign Up to like & getrecommendations! Published in 2019 at "Fuel"
DOI: 10.1016/j.fuel.2018.07.106
Abstract: Abstract Flotation tests using artificial mixtures of clean coal and quartz were conducted with and without the presence of sodium hexametaphosphate (SHMP) to study the effect of polyaluminum chloride (PAC) on quartz entrainment in fine… read more here.
Keywords: fine coal; flotation; coal flotation; quartz entrainment ... See more keywords
Regulation of coal flotation by the cations in the presence of clay
Sign Up to like & getrecommendations! Published in 2020 at "Fuel"
DOI: 10.1016/j.fuel.2020.117590
Abstract: Abstract The concomitant clay minerals in coal commonly have adverse effects on the coal flotation. In this work, the regulation of coal flotation by cations (Na+ and K+) in the presence of clay was investigated… read more here.
Keywords: coal; presence clay; coal flotation; clay ... See more keywords
Industrial demonstration of a sensor for monitoring coal flotation
Sign Up to like & getrecommendations! Published in 2021 at "Minerals Engineering"
DOI: 10.1016/j.mineng.2021.106884
Abstract: Abstract This paper presents a simple new sensor for real-time monitoring of coal flotation. The sensor was developed based on measurement of the drag exerted by the overflowing froth onto a cantilever beam. The effectiveness… read more here.
Keywords: flotation; coal flotation; sensor; monitoring coal ... See more keywords
Synergistic Adsorption Mechanism of Anionic and Cationic Surfactant Mixtures on Low-Rank Coal Flotation
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DOI: 10.1021/acsomega.0c02948
Abstract: Mixed surfactants have a prominent synergistic effect and show advantages in many aspects. In this work, the effects of a mixture of dodecyltrimethylammonium bromide (DTAB) and sodium dodecyl sulfate (SDS) on the flotation of low-rank… read more here.
Keywords: low rank; coal flotation; rank coal;
Effect of Nanobubbles on the Slime Coating of Kaolinite in Coal Flotation
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DOI: 10.1021/acsomega.0c03380
Abstract: Understanding the coating behavior of fine gangue slimes in the presence of nanobubbles (NBs) is important for the application of NB technology in flotation. In this study, slime coating of kaolinite in the flotation of… read more here.
Keywords: coal flotation; water; flotation; coating kaolinite ... See more keywords
Understanding the Role of Polyvinylpyrrolidone on Ultrafine Low-Rank Coal Flotation
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DOI: 10.1021/acsomega.1c06701
Abstract: Effective regulation reagents are essential in low-rank coal flotation for improving the floatability of ultrafine particles. Polymer regulators have great potential in the surface modification of ultrafine coal particles. A novel nonionic polymer, polyvinylpyrrolidone (PVP),… read more here.
Keywords: rank coal; low rank; coal flotation; coal ... See more keywords
Frother distribution in an industrial coal flotation circuit
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Coal Preparation and Utilization"
DOI: 10.1080/19392699.2021.1963709
Abstract: In reuse of process water in flotation plants, the inability to measure residual frother concentrations in both flotation and plant water circuits in real time has created challenges for flotation process control. We previously developed… read more here.
Keywords: coal flotation; flotation circuit; flotation; coal ... See more keywords
Mechanism study of the impact of Escherichia coli on coal flotation
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DOI: 10.1371/journal.pone.0272841
Abstract: Escherichia coli as water-borne bacteria exists in the recirculation water of coal flotation and affects the recovery of coal flotation. In order to study the effect of Escherichia coli on coal flotation, we changed the… read more here.
Keywords: coli coal; escherichia coli; coal flotation; coal ... See more keywords
Effect of swelling clay dispersion type on fine coal flotation
Sign Up to like & getrecommendations! Published in 2018 at "Physicochemical Problems of Mineral Processing"
DOI: 10.5277/ppmp18143
Abstract: The influence of bentonite dispersion on fine coal flotation was examined to better understand the role of swelling clay in the process of flotation. It was found that the coal flotation recovery was lower with… read more here.
Keywords: swelling clay; dispersion; coal flotation; flotation ... See more keywords