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2023.11.1 Barite resources, production and recovery using froth flotation: A review. IsabelPenalozaa, AngelaTitaa, EdwardMcNewb, PengboChua. Show more. Add to Mendeley. doi/10.1016/j.mineng.2023.108327Get rights and content. Abstract. Barite is a critical mineral that finds applications in many industries.
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Study on flotation separation of barite fluorite by citric acid under new collector system - ScienceDirect. Colloids and Surfaces A: Physicochemical and Engineering Aspects. Volume 692, 5 July 2024, 134058. Study on flotation separation of barite fluorite by citric acid under new collector system. Jie Liu a b. , Yuanyuan Tao a b. ,
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2019.1.1 The flotation results showed that SPS performed well in a wide pH region (7–11) even at a low temperature (5 °C), while the flotability of fluorite and barite were almost the same. At pH 11, the presence of SHMP obviously depressed fluorite rather than barite and SHMP exhibited good selective inhibition to fluorite.
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The flotation experiments showed that under the SDS flotation system, when the pH was 9.0 and the amount of depressant β-CD was 900 g/t, the barite recovery and density reached the highest values, which were 87.41% and 4.042 g/cm3, respectively.
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2020.3.20 For this reason, barite flotation using lauryl phosphate as collector was studied with respect to the effect of phosphate adsorption
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2024.3.14 Flotation recovery of barite from high-density waste drilling fluid using β-cyclodextrin as a novel depressant and its mechanism. PLoS One. 2024 Mar 14;19 (3):e0298626. doi: 10.1371/journal.pone.0298626. eCollection 2024. Authors.
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2023.11.1 Barite resources, production and recovery using froth flotation: A review. November 2023. Minerals Engineering 203 (4):108327. DOI: 10.1016/j.mineng.2023.108327. Authors: Isabel Penaloza. Angela...
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China has rich barite resources. Its reserves, output and export volume rank first in the world. However the situation of low export price has existed for a long time. Based on the characteristics of barite ore at the present stage, this paper introduces the different dressing methods of barite ore in China.
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2015.12.10 Barite deposit at Mangampet is one of the world’s largest deposits containing around 61 million tonnes of recoverable barite. Beneficiation of low grade barite dumps interlocked with schist and slate gangue was studied using amine as collector (reverse flotation) to avoid the collector coating on barite.
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Publish Date: 25 December 2021. Abstract. Barite is a strategic non-metallic mineral resource, which occupies an important position in national economic and social development. This paper briefly describes the distribution, reserves and production of barite mineral resources in the world and China.
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2020.3.20 Micro-flotation experiments confirm that the flotability of bastnaesite is high at pH 6.5–8.5, while calcite floats at pH 8.0–9.5, and barite has little flotation response.
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2023.11.1 The flotation tests revealed that barite concentrateassaying 95.85% BaSO4 could be obtained with recovery of 82.06% from an ore containing 76.04% BaSO4.The flotation concentrate was leached to get ...
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2019.10.20 The above results suggest that flotation separation of barite from calcite can be realized when the AWG is used as a depressant for calcite. Hence, flotation tests of barite and calcite mixture with the mass ratio of 4:1 were performed in the present and absence of AWG using NaOl as the collector at pH ˜8, the result of which is shown in
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2015.12.10 Barite deposit at Mangampet is one of the world’s largest deposits containing around 61 million tonnes of recoverable barite. Beneficiation of low grade barite dumps interlocked with schist and slate gangue was studied using amine as collector (reverse flotation) to avoid the collector coating on barite. Instead of conventional
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2020.3.20 Barite has numerous applications including barium mud for oil well drilling, manufacture of elemental barium, filler for paper and rubber industries, and contrast material for X-ray radiology for the digestive system. Currently, froth flotation is the main method for the beneficiation of barite using fatty acid as a typical collector. In this research, it was
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2020.4.15 In many mineral processing plants, using saline water has become necessary to improve water efficiency. However, the dissolved ions in the water such as Ca 2+ and Mg 2+ may have a significant negative impact on the flotation of RE (rare earth) minerals due to the chemical reaction with flotation reagents used in RE flotation.
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2021.2.1 In order to improve the flotation separation efficiency of bastnaesite from barite and calcite, a novel collector, octylamino-bis-(butanohydroxamic acid) (OBHA), with large molecular structure and two functional groups was synthesized based on the molecular design of flotation reagents theory.OBHA was adopted as collector in both single, mixed
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2016.4.9 The Barite Beneficiation Process is one of flotation, it is used as an ingredient in “heavy mud” for oil-well drilling, for which purpose specifications demand a material meeting the drilling “mud” specifications. Fineness: 98% finished product must pass through 200 mesh. (90-95 % will pass through 325 mesh screen.)
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2021.10.5 The flotation performance of 37–74 µm fluorite and different size fractions of barite (−10, 10–37, 37–74 µm) were conducted as a pH function using 1×10 −4 mol/L of collector NaOl and the results of which are presented in Fig. 1.As is shown, the flotation recoveries of fluorite were very high (~90%) across the entire studied pH range in the
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2022.6.30 Flotation experiments indicated that efficient flotation separation of fluorite from barite could be achieved with 15 mg/L GG as depressant and 100 mg/L NaOL as collector and at pH 7.5. In this situation, a high-quality concentrate with CaF 2 grade and recovery of 85.24% and 86.73% was obtained in artificial mixed minerals flotation test.
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2024.5.5 Introduction. Barite is the most common barium-bearing mineral with the chemical formula of barium sulfate (BaSO 4), which usually derives from low-temperature hydrothermal veins and sedimentary rocks [1], [2].For the sake of special physical and chemical properties, barite could be used as an important non-metallic raw material in
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2004.8.1 Mineral flotation tests show that barite, deionized water flotation after microwave treatment, recovery increased by 2.67%, 3.35%, respectively, while the pulp and the pulp of chemically added ore ...
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2023.12.1 The flotation experiment results demonstrate the OLHA realized separation flotation of bastnaesite from barite with SHMP as a depressant. Contact angle analysis results show that OLHA significantly increased the surface hydrophobicity of bastnaesite. Zeta potential and FTIR results indicate that the adsorption capacity of OLHA on
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2023.12.1 In the pH range of 8–10, the barite species are Ba 2+ and SO 4 2-, and after pH 11, the amount of BaOH + in solution rises (Xu et al., 2022). More HPO 4 2-was consumed by BaOH +, resulting in the amount reacted with Ba 2+ decreased. Therefore, SHMP loses its depressed ability on barite, leading to the flotation recovery increased at
MoreWhen Zhou Yanhong [13] et al.studied the associated ore of high calcium fluorite-barite, a barite concentrate with a grade of 89.03% and a recovery of 81.95% was obtained by using the mixed flotation-rock shaker gravity separation process with the compound high-efficiency reagent EMY-326 F as the barite inhibitor, and good beneficiation indexes ...
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Micro-flotation experiments confirm that the flotability of bastnaesite is high at pH 6.5−8.5, while calcite floats at pH 8.0−9.5, and barite has little flotation response. The results of FT-IR, XPS, and zeta-potential measurements indicate that there is chemical adsorption of SHA on the bastnaesite surface, and physical adsorption also occurs.
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2022.6.20 suggest that lauryl phosphate might be a potential collector for the flotation of barite. Keywords: barite; lauryl phosphate; flotation 1. Introduction Barite is a salt-type mineral with a chemical composition of BaSO4, which is crucial in many industries, such as petroleum, weighting material for drilling mud in natural gas operations, barium
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Publish Date: 25 December 2020. Abstract. Barite is an important strategic non-metallic mineral. China has rich barite resources. Its reserves, output and export volume rank first in the world. However the situation of low export price has existed for a long time. Based on the characteristics of barite ore at the present stage, this paper ...
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2020.4.15 The flotation recovery curves for bastnaesite in BaCl 2 and the barite supernatant were very similar, showing significant decreases in recovery under both acidic and alkaline conditions. These results suggest that the flotation behavior of bastnaesite can be significantly affected by the species of dissolved gangue. 3.2. Zeta potential analysis
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2024.3.14 The recovery process was investigated through inverse flotation experiments, and the mechanism was analyzed using zeta potential, contact angle analysis, and FTIR. The flotation experiments showed that under the SDS flotation system, when the pH was 9.0 and the amount of depressant β-CD was 900 g/t, the barite recovery and
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2019.3.2 The flotation separation of barite from calcite using sodium dodecyl sulfate (SDS) as the collector and sodium silicate (SS) as the depressant has been concretely studied in this paper. The results show that SDS has high collecting ability for both barite and calcite and that the flotation separation of barite from calcite cannot be achieved by
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2020.7.20 The flotation performance of barite and fluorite at pH 7.5 as a function of GS dosage was presented in Fig.3. It shown that the flotation recovery of barite decreased significantly from 90% to less than 5% with the increasing GS dosage. However, the flotation recovery of fluorite was almost not affected in the presence of GS.
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2021.6.1 The single minerals flotation results revealed that barite slimes could be selectively depressed by gelatinized starch (GS), while WG had little effect on the floatability of barite and fluorite ...
MoreBarite is the only barium mineral used in the production of BaSO 4 of various purities. Barite is not only produced from primary barite deposits, where barite is the primary mineral but there is a growing trend in processing the ores that contain barite in the form of gangue or as the secondary mineral. ... Handbook of Flotation Reagents ...
More2020.9.1 The flotation recovery of fluorite decreased significantly, and the value dropped to approximately 5% at pH ~ 8, indicating that CA can be used as a depressant for fluorite in barite flotation at pH 8–11. Fig. 3 reveals the effects of CA on the flotation of fluorite and barite in the presence of 1.5 × 10 −4 mol/L NaOl. The flotation ...
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The effect of pH on the flotation recovery of barite and calcite using SDS and NaOL as collectors was studied by micro-flotation tests, as shown in Fig. 3. It could be seen from Fig. 3 that the flotation recovery of barite with SDS increased in the pH range from 8.0 to 10.0, and at an optimum pH of approximately
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2004.8.1 In the case of single minerals, ultrasonic treatment has a positive effect in the flotation performance of calcite and barite, while showing a negative effect in the case of quartz. Similar results were obtained in the case of mixed minerals. This has been attributed to the difference between collector adsorption mechanisms characterised by.
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2.4.2 Barite flotation in cell Two steps (roughing and scavenging) have been required. The roughing flotation has been carried out with petroleum sulphonate (1000 g/t) at pH 6. The sink
More2019.10.20 Introduction. Barite with a formula of BaSO 4, is deemed to be an important raw materials of non-metal mineral which has been used in a wide range of padding, gas drilling mud, barium chemical industry and weighting agent of oil, etc. [1,2]. It is mainly existed in the low temperature hydrothermal veins rock. Generally, quartz, fluorite
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2016.1.1 The best performance was reached with the use of Petronate L (1000 g/t; pH 6.5) for barite flotation, leading to the obtention of a barite concentrate with a 95.1% BaSO⁴ grade answering the oil ...
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