Application of adsorption process for effective removal of emerging contaminants from water and wastewater

BS Rathi, PS Kumar - Environmental Pollution, 2021 - Elsevier
Emerging pollutants in the marine ecosystem, as well as their possible impact on live
species, have become a rising cause of worry. A traditional wastewater treatment plants …

Sustainable use of copper resources: beneficiation of low-grade copper ores

SS Jena, SK Tripathy, NR Mandre, R Venugopal… - Minerals, 2022 - mdpi.com
The global market has announced copper as a modern energy metal and finds its extensive
utilization in the construction industry, electrical wiring, power transmission lines, alloying …

The effects of hydroxyl on selective separation of chalcopyrite from pyrite: A mechanism study

H Zhang, F Zhang, W Sun, D Chen, J Chen… - Applied Surface …, 2023 - Elsevier
The separation of chalcopyrite from pyrite is usually carried out under high alkaline
conditions. However, the separation mechanism of chalcopyrite from pyrite under high …

Dithiouracil, a highly efficient depressant for the selective separation of molybdenite from chalcopyrite by flotation: Applications and mechanism

X Wang, B Zhao, J Liu, Y Zhu, Y Han - Minerals Engineering, 2022 - Elsevier
In the present study, dithiouracil was employed as the chalcopyrite depressant to selectively
change the properties of chalcopyrite surface and separate molybdenite from chalcopyrite …

Factors influencing degradation of trichloroethylene by sulfide-modified nanoscale zero-valent iron in aqueous solution

H Dong, C Zhang, J Deng, Z Jiang, L Zhang, Y Cheng… - Water research, 2018 - Elsevier
Sulfide-modified nanoscale zero-valent iron (S/NZVI) has been considered as an efficient
material to degrade trichloroethylene (TCE) in groundwater. However, some critical factors …

Removal of metals from lead-zinc mine tailings using bioleaching and followed by sulfide precipitation

M Ye, G Li, P Yan, J Ren, L Zheng, D Han, S Sun… - Chemosphere, 2017 - Elsevier
Mine tailings often contain significant amounts of metals and sulfide, many traditional
operations used to minerals was not as good as those currently available. This study …

Sorption of pharmaceutical compounds and nutrients by various porous low cost adsorbents

RM Karthik, L Philip - Journal of Environmental Chemical Engineering, 2021 - Elsevier
In this study, the potential of eight low cost and readily available materials as adsorbents for
the removal of pharmaceutically active compounds (carbamazepine (CBZ), diclofenac (DCF) …

Flotation separation of chalcopyrite and pyrite via Fenton oxidation modification in a low alkaline acid mine drainage (AMD) system

Z Ding, Y Bi, J Li, J Yuan, H Dai, S Bai - Minerals Engineering, 2022 - Elsevier
The selective flotation separation of pyrite and chalcopyrite, and the comprehensive
utilization of AMD play a vital role in the cleaner production of copper sulfide ore. In this …

Simultaneous adsorption of As (V) and Cr (VI) by zeolite supporting sulfide nanoscale zero-valent iron: Competitive reaction, affinity and removal mechanism

C Zhou, C Han, X Min, T Yang - Journal of Molecular Liquids, 2021 - Elsevier
In this study, ZSM-5 zeolite supporting sulfide nanoscale zero-valent iron (S-nZVI@ ZSM-5)
composite adsorbent was synthesized to remove As (V) and Cr (VI) in single and binary …

A novel copper depressant for selective flotation of chalcopyrite and molybdenite

B Yang, H Yan, M Zeng, P Huang, F Jia, A Teng - Minerals Engineering, 2020 - Elsevier
In this work, the effect of Na 2 S 2 O 3 and the mixture of Na 2 S 2 O 3 and Cu 2+ on the
selective flotation performances of chalcopyrite and molybdenite were investigated through …