New insights into the influence of mineral surface …
In this study, the influence of anhydrite on the flotation behavior of apatite in a fatty acid system was systematically investigated using micro-flotation tests, solution …
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APATITE FLOTATION FROM IRON OXIDE APATITE …
Key Words: Apatite flotation; Mine tailings; Circular economy; Secondary raw materials; Desliming . LKAB is the EU's largest iron ore producer and most of the mined iron ore is of IOA type (Iron Oxide Apatite). In the existing iron ore beneficiation process tailing streams with apatite reports to the tailing pond. In order to
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Use of fatty acids with an ethoxylated alcohol for apatite flotation
A Study on Apatite Recovering from the Tailing of the Bac Nhac Son-Vietnam Beneficiation Plant by Combined Flotation in Mechanical and Column Devices 2023, Mining, Metallurgy and Exploration Frothing Performance of Frother-Collector Mixtures as Determined by Dynamic Analyzer and Its Implications in Flotation
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Nanobubble-Assisted Flotation of Apatite Tailings: Insights …
This article indicates that the introduction of submicron bubbles (known as nanobubbles, "NBs") to conventional flotation could improve the separation efficiency of valuable minerals from their associated gangue phases. Processing of materials that originated from tailings of industrial plants (with a wide range of particle size distribution, …
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A Review of Rare-Earth Elements Extraction with Emphasis …
Yang et al. studied the beneficiation of vein-type apatite REE ore from Mongolia. Flotation tests were carried out with the apatite veins blended with syenite as the feed. ... However, the quantity of REEs in the mine tailing is significant, but it is needed to consider how much of them are extractable from environmental and economic points …
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Recovery of Phosphate Minerals from Plant Tailings Using …
Apatite and the mixed apatite phases (apatite-fluorite mix) were found in different amounts in the tailing samples at approximately 50% apatite and 30% fluorapatite. The composite particle size distribution of the flotation feed, as determined by mineral liberation analysis (MLA), is shown in Figure 3 .
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Wastewater treatment using DAF for process water reuse in apatite flotation
Water from a tailing dam of an apatite processing industry has been treated by this technique and the produced water used in the flotation of apatite in column. Results have shown that the use of recycling water after the wastewater treatment proposed in this work led to a good performance of apatite flotation, leading to recovery (80.5%) and ...
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Recovery of apatite from flotation tailings
As said before, in the industrial flotation of phosphate ore, a selectivity ratio of about 4.0 between apatite and iron minerals and of 10 between apatite and silicate minerals are considered satisfactory.
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Use of fatty acids with an ethoxylated alcohol for apatite …
Apatite flotation with polyoxyethylene cetyl ether with 2 EO groups is enhanced. • Feed containing >85 % particles passing 36 µm can be successfully …
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Nanobubble-Assisted Flotation of Apatite Tailings: Insights …
The results indicated that nanobubble flotation of the as-received apatite tailings (−850 μm) was an attractive option that can minimize the CO 2 footprint of …
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Wastewater treatment using DAF for process water reuse in apatite flotation
Water from a tailing dam of an apatite processing industry has been treated by this technique and the produced water used in the flotation of apatite in column.
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Wastewater treatment using DAF for process water reuse in apatite flotation
The results of the confirmatory experiments of apatite flotation, which were performed using different types of water (freshwater, tailing dam water (without treatment) and water treated with DAF in different conditions) showed that the highest values of P 2 O 5 recovery and grade were obtained when the DAF process was performed with a pre ...
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Recovery of Apatite from Magnetic Concentration Tailings by Flotation …
Iron concentration tailings contain many valuable minerals, including apatite, which is not currently being recovered despite its use to make fertilizers and chemicals. This article proposes a flotation circuit to recover apatite from tailings generated by mining in Chile, based on laboratory tests and using the "Split Factor" method. The iron tailings were …
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The effect of various surfactants on fatty acid for apatite …
apatite but did not affect the flotation of magnetite. Depending on those findings, it can be seen that surfactants could enhance the collecting capacity of fatty acids or enhance their ...
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Innovating an amphoteric collector derived from …
The recovery and grade of apatite in a flotation tailing portray gradual descent followed by subsequent ascent. Likewise, the DDALA dosage of 1.5 × 10 −4 mol/L marks a turning point in the trends of apatite recovery and grade in a flotation tailing. These results from the mixed mineral flotation experiments affirm the conclusions …
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Effects of Metal Ions on the Flotation of Apatite, Dolomite …
The effects of Ca2+, Mg2+, Al3+, and Fe3+ on the flotation behaviors of apatite, dolomite and quartz were investigated through a micro-flotation test, and the influence of calcium ions on the flotation of these minerals was further elucidated by solution chemistry study, zeta potential measurement, and X-ray photoelectron …
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Review of the reagents used in the direct flotation of phosphate ores
Beneficiation of low-grade phosphate deposits through direct froth flotation has captured more attention to satisfy the future needs of phosphorous industry. This is owing to the excessive consumption of the global reserves of high-grade phosphate deposits. Phosphate flotation using mixed collectors has been proved to give greater selectivity and high …
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XRD patterns of flotation tailing. | Download Scientific …
Download scientific diagram | XRD patterns of flotation tailing. from publication: ENRICHMENT OF APATITE-BEARING IRON ORE BY MAGNETIC SEPARATION AND FLOTATION | In this study, enrichment ...
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Recovery of Apatite from Magnetic Concentration Tailings …
This article proposes a flotation circuit to recover apatite from tailings generated by mining in Chile, based on laboratory tests and using the "Split Factor" …
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Apatite flotation using pataua palm tree oil as collector
Despite the existence in the literature of studies on bio-based surfactants derived from vegetable oils from Amazonian palm trees used in froth flotation [13], [14], [15], no reference was found regarding the use of saponified pataua oil as a collector in the flotation of apatite. This study addresses a comprehensive characterization of pataua ...
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Enhancing froth flotation performance of iron oxide apatite …
Beneficiation of the tailings from Iron Oxide Apatite (IOA) ore has become an important topic in the field of mineral processing as phosphate rock is …
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ENRICHMENT OF APATITE-BEARING IRON ORE BY MAGNETIC SEPARATION AND FLOTATION
The level of total (SiO2+Al2O3) impurities in the tailing as iron ore product from the reverse flotation was reduced from 7.4 mass% to 4.4 mass% as the initial level.
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Recovery of Apatite from Magnetic Concentration Tailings …
To enhance clarity, the study on pure apatite should be separated into the subsection, followed by the flotation of tailing contaning apatite, and finally, the kinetic …
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The selective flotation separation of apatite from dolomite …
The amphiphilic collectors investigated for apatite flotation include α-benzol amino benzyl phosphate acid, dodecylaminomalonic acid, dodecylglutamic acid, and sodium N-dodecyl-β-amino propionate ... with residual mineral particles being accumulated as a flotation tailing. Separate measurements were taken for the weights of the floated and ...
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(a, b) Cumulative mass as a function of flotation time.
By the combination of the processes of classification, preliminary flotation, re-grinding and cleaning in the flotation column, an apatite concentrate of 30.68% P2O5 can be obtained with the total ...
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Nanobubble-Assisted Flotation of Apatite Tailings: Insights …
This article indicates that the introduction of submicron bubbles (known as nanobubbles, "NBs") to conventional flotation could improve the separation efficiency of …
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Recovery of Phosphate Minerals from Plant Tailings Using …
The supernatant liquid was considered for all zeta potential measurements. In all experiments, the solution pH was adjusted using either 1 M HCl or 1 M NaOH as needed. 2.2.3. Flotation Experiments Preparation of the Flotation Feed. Tailing samples were mixed using a mechanical agitator for 24 h to ensure sample homogeneity.
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Nanobubble-Assisted Flotation of Apatite Tailings: Insights …
Nanobubble-Assisted Flotation of Apatite Tailings: Insights on Beneficiation Options ACS Omega. 2021 May 19;6(21) ... to conventional flotation could improve the separation efficiency of valuable minerals from their associated gangue phases. It was demonstrated that metallurgical responses (recovery, grade, selectivity, and …
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New insights into the influence of mineral surface …
The tailing samples were mixed using a mechanical agitator for 20 min to ensure homogeneity. Representative samples were collected for the flotation and mineralogical analyses of raw ore. ... which is in contrast to that observed for the apatite–water system. During apatite flotation, the negatively charged sulfate ions …
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Flotation of fine apatitic ore using microbubbles
Highlights Conventional flotation devices can be inefficient to selectively recovery fine particles. The effect of process variables on the performance of dissolved air flotation of apatite was studied. The bubbles size distribution of the dissolved air system was measured, with values less than 100 μm. The satisfactory performance …
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