Results 51 to 60 of about 169,190 (186)

Reagents in calamine zinc ores flotation.

open access: yes, 2004
Oxidised zinc ores are traditionallyfloated with fattyamines as collector. The effectiveness of this reagent requires a pre-sulph-idisation stage with sodium sulphide in conjunction with soda ash.
Pereira, Carlos Alberto   +1 more
core   +3 more sources

Froth flotation for resources extraction from salt lake brine – A review

open access: yesDesalination and Water Treatment
Salt lake brine, enriched with a variety of valuable chemical elements, is relatively simple and cost-effective for resource supply. Although froth flotation has extensive application in solid minerals separation,it is expected to reposition froth ...
Shuai Cheng   +5 more
doaj   +1 more source

Hydro tropes as promoters in soap flotation [PDF]

open access: yes, 2011
Soaps, the salts of fatty acids are generally used as collectors in the flotation process to separate salt type minerals. Some times light diesel oil is mixed with soaps and the emulsion is used as collector.
Abubakar Khadri   +7 more
core   +1 more source

Recovery of precious metals from waste materials by the method of flotation process

open access: yesMetalurgija, 2013
The article presents the investigation results upon recovery of precious metals from electronics waste and used ceramic catalytic converters. Various frothing agents which generate stable and abundant foam as well as collectors and pH regulators have ...
B. Oleksiak   +2 more
doaj  

Research Status of the Mechanism of Action between Spodumene Crystal Structure and Flotation Agent

open access: yesKuangchan zonghe liyong
This is an article in the field of mineral processing engineering. Lithium ore is an important strategic resource in China. At present, flotation is the most commonly used method for the separation of lithium ore.
Mingxi LI   +5 more
doaj   +1 more source

Improving the quality of coal is one of the factors in intensification of combustion processes in coal-based energy

open access: yesMATEC Web of Conferences, 2018
For flotation enrichment of coals, spent engine oils modified with ozone were used. Preliminary ozonation contributes to the increase in the share of low-boiling components in the compositions of spent oils, also it reduces the viscosity of reagents and ...
Patrakov Yuriy   +2 more
doaj   +1 more source

Research Progress of Magnetic-flotation Equipment for Magnetite

open access: yesKuangchan zonghe liyong
[Objective] This article comprehensively reviews the recent research progress made by domestic and foreign researchers on the magnetic-flotation combined force field separation equipment for magnetite and its separation performance. [Method&Result] Based
Zengqiang GE   +3 more
doaj   +1 more source

Large system study of chalcopyrite and pyrite flotation surfaces based on SCC-DFTB parameterization method

open access: yesInternational Journal of Mining Science and Technology
In recent years, the study of chalcopyrite and pyrite flotation surfaces using computational chemistry methods has made significant progress. However, current computational methods are limited by the small size of their systems and insufficient ...
Jianhua Chen, Yibing Zhang
doaj   +1 more source

Recovery process of the mineral sphalerite of Chaabet El Hamra’s deposit (Algeria)

open access: yesEPJ Web of Conferences, 2012
The present study rests on the treatment’s process optimization by flotation of the Chaabet El Hamra’s zinc ore (Algeria), for the optimization parameters relating to the production. The choice of parameter to optimize for flotation, and the arrangements
Djeghlal M., Begar A.
doaj   +1 more source

Home - About - Disclaimer - Privacy