Forefront of Mineral Resource Separation Technology

A special issue of Separations (ISSN 2297-8739). This special issue belongs to the section "Environmental Separations".

Deadline for manuscript submissions: closed (31 July 2022) | Viewed by 3602

Special Issue Editor

School of Minerals Processing & Bioengineering, Central South University, Peace Building, No. 101, Changsha 410083, China
Interests: electrochemistry of mineral/solution/grinding system; nano bubble and fine particle flotation; green synthesis and application of flotation reagent; flotation interface chemistry; resource utilization and process pollution control of heavy metal smelting waste residue; recycling of urban mines (waste lithium ion batteries and circuit boards); flotation

Special Issue Information

Dear Colleagues,

Excessive exploitation has gradually exhausted available mineral resources. As a consequence, the treatment of refractory mineral resources has received increased attention. Mineral resources are facing a trend of low grade, fine inlaid particle size and complex mineral composition. This makes it difficult to separate the minerals from each other. The efficient separation of minerals is an important way to realize efficient and sustainable development of mineral resources. Today, the most commonly used method to achieve mineral separation is flotation, because flotation is mainly for difficult-to-separate minerals. At present, in view of complexity, multi-means joint processing is adopted.

This Special Issue aims to collect contributions on the most recent advances in the field of mineral resource separation technology. Topics of interest include but are not limited to mineral flotation interface chemistry, mineral flotation solution chemistry, flotation electrochemistry of sulfide ore, grinding technology, mineral flotation reagent molecule design, magnetic separation and density separation, tailings disposal, and wastewater treatment involved in high-efficiency mineral separation. In addition to some theoretical studies and results of the mineral separation process, the optimization of some flotation processes and the efficient molecule design of flotation reagent are also welcome.

I hope this Special Issue will provide readers with a selection of papers that represent the current state of knowledge on efficient separation of mineral resources.

Dr. Fen Jiao
Guest Editor

Manuscript Submission Information

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Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2600 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • mineral separation
  • flotation reagent design
  • flotation chemistry
  • magnetic separation
  • density separation
  • grinding technology
  • wastewater treatment
  • tailings treatment and recycling

Published Papers (1 paper)

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Research

14 pages, 4230 KiB  
Article
Estimation of Bed Expansion and Separation Density of Gas–Solid Separation Fluidized Beds Using a Micron-Sized-Particle-Dense Medium
by Xuchen Fan and Chenyang Zhou
Separations 2021, 8(12), 242; https://doi.org/10.3390/separations8120242 - 10 Dec 2021
Cited by 6 | Viewed by 3131
Abstract
Coal is the dominant energy resource in China. With the Chinese policy of committing to reducing peak carbon dioxide emissions and achieving carbon neutrality, coal separation has recently become a hot topic, especially the fluidized separation of fine particles. In this study, micron-sized [...] Read more.
Coal is the dominant energy resource in China. With the Chinese policy of committing to reducing peak carbon dioxide emissions and achieving carbon neutrality, coal separation has recently become a hot topic, especially the fluidized separation of fine particles. In this study, micron-sized particles were introduced to ameliorate the properties of the traditional fluidized bed. The expansion characteristics of the micron-sized-particle-dense medium were explored. A bed expansion prediction model of the micron-sized-particle-dense medium was established, and the prediction error was about 10%, providing a theoretical basis for understanding the distribution characteristics of the bed. This model also helped predict the bed density in the presence of a micron-sized-particle-dense medium, and the prediction accuracy was between 85% and 92%, providing a theoretical basis for selecting and popularizing fluidized beds for industrial separation. Full article
(This article belongs to the Special Issue Forefront of Mineral Resource Separation Technology)
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