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This paper reports an innovative development concentrating gibbsite via reverse froth flotation in order to obtain a metallurgicalgrade bauxite concentrate Tailings from an industrial plant have undergone attrition scrubbing and desliming the quartz silica contained in the tailings has undergone flotation
As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.
Processing materials: Granite
Production capacity: More than 200 tons
Feed size: less than 120 mm
Feeding Size: 400-1200mm
Production Capacity: 45-500TPH
Applied Materials: Limestone, granite, basalt, andesite, iron ore, quartz, diabase, iron ore, gold ore, copper ore,etc.
Feeding Granularity: 120-1500mm
Production Capacity: 1-2200t/h
Feed Opening: 150×250-1600×2100mm
Feeding Size: ≤25-≤30mm
Discharging Size: 0.125- 0.044mm
Production Capacity: 2-176TPH
Feeding Size: 300-700mm
Production Capacity: 50-250TPH
Applied Materials: Iron ore, copper ore, gold ore, river gravel, limestone, granite, basalt, diabase, andesite, etc.
Ore processing plant means that extracts and purifies some elements in the raw ore through a series of complex ore beneficiation flow and professional beneficiation equipment. The refined concentrate powder is mainly used in metallurgy and industry base.
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Related Equipments: vibrating feeder, jaw crusher, cone crusher, sand maker and vibrating screen.
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Application Area:Building materials, chemicals, fertilizer, metallurgy, mining, refractory, ceramic, steel, thermal power, coal, etc.
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Calcium carbonate is the main raw material to make cement, lime and calcium carbide, and it is an indispensable flux limestone in metallurgical industry.
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However the cationic collector reverse flotation has shown more advantages for diasporicbauxite desilicating than direct flotation such as lower cost ease of dewatering and less effect on metallurgy and the mechanism of flotation of diaspore and aluminumsilicates with alkyl amine and carboxy hydrooxidoxime have also been studied in China
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The reverse flotation of kaolinite from bauxite ore at low pH with dodecylamine hydrochloride collector has been reported However resolving the mechanism of the reverse flotation process is largely limited by the misunderstanding of the anisotropic surface properties of kaolinite particles
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Reverse flotation has been applied to process high silica bauxite in order to increase the bauxite qual ity particularly fo r Chinese diaspore 4 Xia et al 5 used Gemini cationic surfactant
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Based on the characteristics of Chinas bauxite and cyclone separation the cyclonereverse flotation technique was experimentally carried out for the separation of lowgrade bauxite of which the
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The reverse flotation separation of kaolinite and diaspore was achieved at pH 55–85 by using dodecylamine as a collector and cationic polyacrylamide as a depressant At pH 55–85 DDA was mainly in the form of C 12 H 25 NH 3 2 and C 12 H 25 NH 3 cationic ions in aqueous solution and the main species were of Al OH and Al O − at the diaspore surface and of Al OH Al O − Si OH and
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Significant interest has been demonstrated for the removal of kaolinite from bauxite ore by flotation The reverse flotation of kaolinite from bauxite ore at low pH with dodecylamine hydrochloride
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Short communicationEvaluation of quaternary phosphonium salt as the collector in bauxite reverse flotation Evaluation of quaternary phosphonium salt as the collector in bauxite reverse flotation Author links open overlay panel JihuaZhai PanChen WeiSun YuehuaHu TongYue XiangshengLai
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Jan 20 2017 · This paper reports a study that implements reverse flotation method to separate silica from West Kalimantan bauxite ores The study is aimed to find the good process condition to obtain lowsilica bauxite as the feed for the Bayer process The experiments were carried out in a 1 L of flotation
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Therefore this study is aimed to utilize reverse flotation method to recover alumina content from washed bauxite tailing The reverse flotation experiments were carried out at pH of 6 and 8
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reverse flotation method to recover alumina content from washed bauxite tailing The reverse flotation experiments were carried out at pH of 6 and 8 while the particle sizes were varied at 140270 mesh and 270 mesh using a batch and circuit configuration The result of this study
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Effect of hydroxamic acid starch on reverse flotation desilicate from diasporic bauxite J Trans Nonferrous Met Soc China 2002 125974–978 Google Scholar
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The synchronous desulfurization and desilication of lowgrade and highsulfur bauxite through reverse flotation processes were studied using modified starch as depressants in this work The effects of depressant dosage modified depressant dosage and collector dosage on flotation
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Closedcircuit flotation tests showed that reverse flotation desilicating can be achieved by a new reagent scheme DTAL SFL and MIBC to obtain a bauxite concentrate AS 10 Al2O3 recovery
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The tailings still contain bauxite which can be separated by reverse froth flotation flotation of the quartz and depression of the bauxite using starch as a depressant and amine as a promoter the pH must be around 100
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Bauxite concentrate with an aluminumtosilicon AS mass ratio of 637 and a 7763wt recovery rate were achieved via a flow sheet consisting of “fast flotation using a flotation cell one
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This paper reports a study that implements reverse flotation method to separate silica from West Kalimantan bauxite ores The study is aimed to find the good process condition to obtain lowsilica bauxite as the feed for the Bayer process The experiments were carried out in a 1 L of flotation cell tank Dodecylamine was used as the collector starch as the depressant and MIBC as the frother
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In order to resolve the problem of fine particle flotation in the reverse flotation of bauxite a new method of intensifying secondary concentration technology was firstly advanced and author applied it to ore achieved eximious experimentation index The reverse flotation tests of intensifying secondary concentration aiming at bauxite from Guizhou province were studied
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The Flotation of a Gibbsitic Bauxite Ore from Paragominas S Marino presenter X Wang CL Lin JD Miller VIII Meeting of the Southern Hemisphere on Mineral Technology MSHMT XXV Encontro Nacional de Tratamento de Minerios e Metalurgia Extrative ENTMME Gioania Brazil
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With the depleting reserves of highgrade iron ore in the world froth flotation has become increasingly important to process intermediate and lowgrade iron ore in an attempt to meet the rapidly growing demand on the international market In over half a century’s practice in the iron ore industry froth flotation has been established as an efficient method to remove impurities from iron ore
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The adhesion behavior between particles in the pulp will seriously affect the index of concentrate In this paper the effect of citric acid on chlorite in hematite reverse flotation system was studied The flotation test and settlement test of artificial mixed ore showed that a lower dosage of citric acid could significantly improve the removal rate of chlorite
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