Biotechnological avenues in mineral processing: Fundamentals, applications and advances in bioleaching and bio-beneficiation

S Mishra, S Panda, A Akcil… - Mineral Processing and …, 2023 - Taylor & Francis
Mineral biotechnological applications, eg, bioleaching and bio-beneficiation, for waste
treatment and resource recovery have invited due attention owing to their economic and eco …

A comprehensive review on progresses of coal and minerals bioflotation in presence of microorganisms

Z Xue, Y Feng, H Li, Z Zhu, C Xu, J Ju… - Journal of Environmental …, 2023 - Elsevier
The rapid increase in the global population and demand for commodities has contributed to
the rapid depletion of metal and coal resources. A critical issue for the mineral processing …

Surface modification of malachite with ethanediamine and its effect on sulfidization flotation

Q Feng, W Zhao, S Wen - Applied Surface Science, 2018 - Elsevier
Ethanediamine was used to modify the mineral surface of malachite to improve its
sulfidization and flotation behavior. The activation mechanism was investigated by …

A critical review on natural surfactants and their potential for sustainable mineral flotation

A Oulkhir, K Lyamlouli, M Danouche… - … Science and Bio …, 2023 - Springer
The transition of the mineral processing sectors, which depend mainly on various petroleum-
origin chemicals, to the green industry based on the production of greener materials and the …

Copper sulfide species formed on malachite surfaces in relation to flotation

Q Feng, W Zhao, S Wen, Q Cao - Journal of Industrial and Engineering …, 2017 - Elsevier
The interaction between sulfide ion species and malachite surfaces in relation to flotation
was studied in this work using X-ray photoelectron spectroscopy analysis, surface …

Ammonia modification for enhancing adsorption of sulfide species onto malachite surfaces and implications for flotation

Q Feng, W Zhao, S Wen - Journal of Alloys and Compounds, 2018 - Elsevier
In this study, the surface modification of malachite with ammonia was developed as a
promising method to enhance the adsorption of sulfide species onto the mineral surface …

Influence of excess sulfide ions on the malachite-bubble interaction in the presence of thiol-collector

K Park, S Park, J Choi, G Kim, M Tong, H Kim - Separation and purification …, 2016 - Elsevier
In this study, the effects of the type (ammonium sulfide (NH 4) 2 S and sodium sulfide (Na 2
S)) and amount (8× 10− 5 mol/L and 2× 10− 3 mol/L) of sulfidizing reagents used in …

Mechanism and application on sulphidizing flotation of copper oxide with combined collectors

W Yin, Q Sun, LI Dong, T Yuan, Y Fu, YAO Jin - Transactions of Nonferrous …, 2019 - Elsevier
The effect of sodium butyl xanthate (NaBX) and dodecylamine (DDA) as combined collector
on the sulphidizing flotation of copper oxide was investigated by flotation test, fluorescent …

Uncovering the flotation performance and adsorption mechanism of a multifunctional thiocarbamate collector on malachite

X Cao, C Liu, X Huang, J Zeng, J Xue, R Zhang… - Powder Technology, 2022 - Elsevier
In this paper, a novel collector N-octanoyl-S-carboxyethyl thiocarbamate (OCETC)
containing Cdouble bondO, Cdouble bondS and-COOH groups was synthesized and …

The role of S (II) and Pb (II) in xanthate flotation of smithsonite: Surface properties and mechanism

K Jia, Q Feng, G Zhang, W Ji, W Zhang, B Yang - Applied Surface Science, 2018 - Elsevier
Smithsonite is a readily dissolvable carbonate mineral that is naturally hydrophilic, making
recovery of this ore by flotation difficult. The flotation results showed that conditioning with …