2020111 · Highlights • Iron ore slimes recovery is the most important issue in iron ore industry in Brazil. • Two slimes sample from Quadriláterro Ferrífero (Brazil) were studied in this work. • Collector type amide-amine and column flotation were applied to reverse flotation. • Flotation results indicates distinct behavior depends on the slime sample. • …
view more201212 · The reagents used in iron ore flotation, including starch, amines and fatty acids, and the mechanisms of their interactions with the minerals in iron ore are examined.
view more2024117 · The iron ore flotation process, as an important part of modern mining, is an important means to effectively separate iron ore from raw ore…
view more201771 · Abstract The demand of high grade iron ore concentrates is a major issue due to the depletion of rich iron-bearing ores and high competitiveness in the iron ore market. Iron ore production is ...
view more2016310 · In this context, the difference in silica and alumina content in low grade iron ores is brought to bear on the prospects of iron ore flotation. For this purpose, pure minerals like hematite, quartz, gibbsite, and clay have been used to prepare synthetic mixtures and analyzed to determine the difference in floatability.
view more2021814 · Froth flotation is one of the steps which is generally performed before roasting and it deals with the surface chemistry of liquids and of the minerals to be separated. This process requires a ...
view more2021815 · Abstract The reverse flotation of the iron ore with etheramine collector is significantly impacted when the iron-bearing silicates and the kaolinite are present in the silicates gangue mineral complex. This paper aims to propose a new amidoamine collector N- [3- (Dimethylamino)propyl]dodecanamide for iron ore reverse flotation with a potential …
view more20231020 · The poor flotation of coarse quartz particles (>0.150 mm) causes significant problems in various iron ore flotation circuits by contaminating the concentrate.
view more2017815 · Redox potential (Eh) control can play a critical role during sulphide mineral flotation by influencing the reactions on the surface of the minerals and consequently the flotation behaviour. Such control is usually a combined function of dissolved oxygen and pH control but can also be achieved by using appropriate chemical modifiers.
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