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2024527 · Despite being a major cyanide species in the process water, it is unclear how iron cyanide influences pyritic gold ore flotation as well as how lead ions influence pyritic gold ore flotation in the presence of iron cyanide. This study aims at revealing the interaction of Fe(CN)63− and lead ions in pyrite flotation to investigate the strong depressing effect of …
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The results suggest that the proposed soft sensor model can accurately predict the silicate content in the iron ore flotation concentrate using machine learning algorithms. Moreover, the study highlights the importance of selecting appropriate algorithms for soft sensor developments in mineral processing plants. Special issue paper IMPS2022.
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2013115 · Abstract A novel quaternary ammonium surfactant (M-302) containing ester bonds and hydrocarbon tails was synthesized. The first use of M-302 as a collector for reverse cationic flotation of silicates from a Chinese magnetite iron ore was reported in this study. The study revealed that efficiency of classification was highest in the presence of …
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The increasing demand for highly enriched iron ore concentrate with low silicate and sulfide content as feed material for pelletizing systems also makes this technology very interesting for iron ore beneficiation. The company carried out a test campaign with its own Hybrid Flotation cell in the laboratory.
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202381 · Abstract Much of the remaining iron ore resources in Brazil consist of low-grade itabirite ores. Accordingly, a typical beneficiation circuit includes a four-staged crushing/screening plant, followed by grinding in a closed-circuit ball mill, desliming in hydrocyclones and final ore mineral concentration via multistage reverse flotation and …
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2020111 · The typical feed to a flotation system in the iron ore industry consists of particles in the size range between 10 µm and 300 µm. The slimes fraction (<10 µm) are removed using hydrocyclones prior to flotation and the top size is limited to 5–10% greater than 150 µm. Flotation is performed in circuits consisting of mechanical cells ...
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2021815 · Introduction The flotation processes performed in the main iron ore beneficiation plants located in the Iron Quadrangle region (Brazil) consist of flotation of natural fine particles (below 0.15 mm, without grinding) or flotation of all the material after grinding using ball mills (run of mine). In both cases, the flotation process adopted is a …
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20141028 · Process and productivity improvement of an iron ore washing plant by column flotation. Proceedings of XXVI International Mineral Processing Congress (IMPC), New Delhi, 5690 - 5703.
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202311 · The iron ore pulp froth images in different flotation cells have significant temporal and spatial heterogeneity, and the images show different visual effects with the rotation of the impeller, vibration of the equipment, …
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The Successful Application of Pneumatic Flotation Technology for the Removal of Silica by Reverse Flotation at the Iron Ore Pellet Plant of Compaa Minera Huasco, Chile Pneumatic flotation, as developed by Dr Rainer Imhof, has been applied in commercial beneficiation operations since 1987. Over 85 flotation cells have been installed in more than 30 …
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