Results 21 to 30 of about 3,577,938 (260)

Removal and utilization of calcite existed in scheelite by preparation of calcium sulfate whiskers

open access: yesInternational Journal of Mining Science and Technology, 2017
In order to eliminate the effect of calcite associated with scheelite on the scheelite flotation, hydrochloric acid was used to dissolve the calcite, and the soaking solution was used to prepare CaSO4 whiskers by hydrothermal reaction with sulfuric acid ...
Qingjun Guan   +5 more
doaj   +1 more source

Adsorption of Different Ionic Types of Polyacrylamide on Montmorillonite Surface: Insight from QCM-D and Molecular Dynamic Simulation

open access: yesMolecules, 2023
This study investigates the interaction between montmorillonite and polyacrylamide (PAM) with different ionic types using quartz crystal microbalance with dissipation monitoring (QCM-D) and molecular dynamics (MD) simulations.
Xiaomin Ma   +6 more
doaj   +1 more source

Increasing final concentrate grade of the Sarcheshmaeh Copper Complex floatation circuit by flowsheet modification [PDF]

open access: yesInternational Journal of Mining and Geo-Engineering, 2021
The Sarcheshmeh copper complex flotation circuit of plant No.1 consists of two identical north and south sections where each includes four rougher (each bank consists of 14 cells), two cleaners (each bank consists of 8 cells), two recleaners (each bank ...
Gholamabbas Parsapour   +6 more
doaj   +1 more source

Editorial on Special Issue “Surface Chemistry in Mineral Processing and Extractive Metallurgy”

open access: yes, 2020
“Mineral Processing” and “Extractive Metallurgy” are the key operations for the entire mining, metallurgy, and chemical industries [...
Hyunjung Kim, Sadia Ilyas, Hongbo Zhao
core   +1 more source

Integrated chlorination technology for producing alumina and silica from ash-slag waste of the TPP of Kazakhstan

open access: yesJournal of Materials Research and Technology, 2023
The paper proposes a technology for the disposal of accumulated ash-slag waste in Kazakhstan using chlorinated ash roasting with further leaching of the cinder with hydrochloric acid.
Nurlan Dosmukhamedov   +2 more
doaj   +1 more source

Reduction Smelting Low Ferronickel from Pre-concentrated Nickel-Iron Ore of Nickel Laterite

open access: yesHigh Temperature Materials and Processes, 2016
The research of smelting low ferronickel from pre-concentrate nickel-iron ore with 2.76 % Ni and 38.00 % Fetotal was carried out to find an effective way for stainless steel enterprises to use the low-nickel laterite reasonable.
Zhu Deqing   +4 more
doaj   +1 more source

The study of pelletizing of mixed hematite and magnetite ores [PDF]

open access: yesScience of Sintering, 2019
The present study aims to investigate the use of mixed hematite and magnetite ores in iron ore pellet production. Pelletizing tests were carried out on the hematite and magnetite premixed pellet feed.
Kumar P.S.   +3 more
doaj   +1 more source

Desilication Research of Sichuan Phosphogypsum by Flotation

open access: yesKuangchan zonghe liyong, 2023
This is a paper in the field of mineral processing engineering. Phosphogypsum is a by-product produced during the production of wet process phosphoric acid.
Junwang Li, Yunhai Zhang, Zhenfeng Hu
doaj   +1 more source

Technical Transformation and Productive Practice of Mineral Processing Flowsheet about Jinchuan Copper-Nickel Sulfide Ore

open access: yesKuangchan zonghe liyong, 2022
Content of MgO in Jinchuan copper-nickel sulfide ore is high, mainly serpentine. The production quota show that the content of MgO was fluctuates greatly in concentrate and exceeds the standard seriously, and the metal grade is high in tailings and the ...
Liangzhong Ding, Zong Dai, Zhiqing He
doaj   +1 more source

Challenges in sulphide mineral processing

open access: yes, 2011
Scientists and technologists in world over are making large efforts to streamline the conventional technological schemes of ore processing, in particular froth flotation towards reducing overall costs, limiting the use of dangerous substances, decreasing
Chernyshova, I.V.,   +1 more
core   +1 more source

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