The dust produced in the copper smelting industry is one of the oldest problems of this industry due to the pollution it creates. With time, the stricter environmental laws and the decrease in the quality of ore, this problem has become bigger (Ha et al., 2015).There is no general solution to solve this problem and industries adopt a solution for this problem …
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Magnetic fluid separation is a separation method that takes magnetic fluid as the separating medium and makes different minerals suspended in layers in the magnetoelectric field and gravity field in accordance with their magnetic intensity (or electric property contrast) and density under the action of an external magnetic field, magnetoelectric field, or gravity, so as to …
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To a great extent, these challenges may be solved by using a pulsating high-gradient magnetic separation (PHGMS), which is an economical and environment-friendly technology and has been widely used to concentrate or remove weakly magnetic minerals (Chen et al., 2014).This technology has mostly been applied to separate typically weak magnetic …
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Semantic Scholar extracted view of "Utilization of high-gradient magnetic separation–secondary grinding–leaching to improve the copper recovery from refractory copper oxide ores" by X. Bai et al. ... The Yulong copper deposit in Tibet is a typical porphyry copper deposit, with about 30 million tons of copper oxide ore in the surface layer.
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Abstract: High Gradient Magnetic Separation of chalcopyrite and bornite, both weakly magnetic copper minerals with mass susceptibilities of about 0.1 × 10 -6 m 3 /kg and 0.2 × 10 -6 m 3 /kg respectively, has been performed. Initially pure mineral samples were processed before turning to copper samples with decreasing content of the minerals. These were: a concentrate, flotation …
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In mining, separation processes facilitate the concentration of valuable minerals. Separation optimizes various industrial processes by isolating specific components. ... The process is widely applied in the separation of …
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In addition, the mining industry utilizes magnetic separation because it has the ability to process high capacities; contemporary equipment can process several tons of ore each hour. ... When coupled with a metal-detector, these technology operate brilliantly for non-magnetic metals such as aluminum and copper due to their ability of generating ...
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Preconcentration, dense media separation, heavy liquid separation, comminution, copper, lead, lithium, zinc . ... the benefit of being easily recoverable by magnetic separation. Ferrosilicon has a higher specific density (6.8 g/cm 3) than magnetite ... A lead ore and a tailings sample supplied by an operating mine (site name is confidential and ...
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High Gradient Magnetic Separation of small (5-38 µm) weakly magnetic copper mineral particles from a copper concentrate and ore has been performed.
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A combined process of flotation and high-gradient magnetic separation was proposed to utilize Yulong complex copper oxide ore. The effects of particle size, activators, Na2S dosage, LA (a mixture of ammonium sulfate and ethylenediamine) dosage, activating time, collectors, COC (a combination collector of modified hydroxyl oxime acid and xanthate) …
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The "boat shaped bucket" from the Tonglüshan mine site in Hubei, China, is the tool that was used for copper ore elutriation 2000 years ago. In the second century BC, people discovered how to replace the copper in copper sulfate solution by using iron. ... Magnetic separation is the process in which separation happens in a nonuniform ...
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Metalcess provides the commonly-used separation methods for raw ore from sorting, gravity separation, flotation, magnetic separation to electric separation.
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In the development and utilization of copper resources, the grading operation of the copper ore beneficiation plant is also an important production link in the separation of copper ore. As the difficulty of copper mining and sorting increases, the requirements for screening efficiency and classification efficiency are getting higher and higher. Therefore, efficient …
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Based on the characteristics of COBL ore, a novel combined method of magnetic separation and individual leaching has been proposed to efficient recover copper resources. Experimental results show that the …
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The magnetic iron content in the calcined ore and magnetic separation concentrate accounted for 96.86% and 97.73%, respectively, while the magnetic iron content in the raw ore was only 4.14%. ... Recovery of γ-Fe 2 O 3 from copper ore tailings by magnetization roasting and magnetic separation. Open Chem, 19 (1) (2021), pp. 128-137.
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The magnetic separation process is suitable for the impurities in the copper ore if they are mainly magnetic, and the copper ore tailings magnetic separator is used for copper ore magnetic separation; if the impurities are mainly strong magnetic, the permanent magnetic drum magnetic separator is used to operate. The more times of magnetic separation, the finer the …
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Against the dwindling status of mineral resources at present, effective recycling of tailings resources is an effective way to alleviate the shortage of resources, and to improve enterprise efficiency. This study was aimed to recover iron from tailings of Yangla copper ore, Fe content of which was 15.31%, and the content of strong magnetic iron mineral was about 11%.
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Xi'an Dasen Mining Machinery& Equipment Co.,ltd is a professional manufacturer of mineral separation equipment for gold, copper, lead-zinc, chrome, tin, tantalum, niobium, and other non–metallic minerals including quartz, zircon, barites, etc. ... chrome/tin/columbite/zircon sand, etc gravity&magnetic separation plant. DASEN MINING is a ...
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Copper ore beneficiation usually adopts gravity separation, flotation, magnetic separation, leaching and other methods. JXSC supports customized copper processing plant and equipment, fully suitable for separating copper oxide ore (azurite, cuprite and malachite); copper sulfide ore (chalcopyrite, bornite and chalcocite) and natural copper.
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How many metallic ores are concentrated by the magnetic separation method from the given ores? Cassiterite, pyrolusite, rutile, magnetite, galena, cinnabar. View Solution. Q3. Magnetite ore can be concentrated using magnetic separation. View Solution. Q4. Ores like magnetite or tungstates in tin ores are concentrated by _____. View Solution. Q5.
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According to the results of mass recovery and grade improvement, one-step magnetic separation method has the best separation effect for Mo, followed by copper, which …
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magnetic equipment, mineral separation, magnetic separators, magnetic drums, magnetic pulleys, magnetic head pulleys, dry magnetic separators, wet magnetic separators, high-intensity magnetic separators, low-intensity magnetic separators, iron ore separation, copper ore separation, gold ore separation, mineral processing, mining, recycling
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It is difficult to achieve the requirements of copper oxide ore beneficiation using conventional magnetic separation and gravity separation methods. However, copper oxide ore beneficiation usually involves methods such as flotation, leaching and hydrometallurgical processes, each of which aims to maximize the recovery of valuable copper while minimizing …
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The magnetic separation process is suitable for the impurities in the copper ore if they are mainly magnetic, and the copper ore tailings magnetic separator is used for copper ore magnetic separation; if the impurities are …
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Copper oxide ore is the important component of copper resources and cannot be effectively recovered by conventional beneficiation method. In this work, the low-content and complex …
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Refractory copper oxide mineral was efficiently recovered by Magnetic – Leaching process. The acid consumption was significantly reduced by Magnetic – Leaching process compared to direct leaching. DFT calculation revealed the copper determined the weak …
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As depicted in Fig. 13 (a), following pre-magnetic separation, the raw ore is ground based on the fineness-time relationship curve outlined in Section 3.2.2; Subsequently, the magnetic and non-magnetic products are uniformly mixed at a mass ratio of 3:1 (based on the 75 % yield of magnetic minerals from the pre-magnetic separation test in ...
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Magnetic separators employ an external applied magnetic field to pull out magnetic materials such as iron ore and ferrous metals.These machines work on the principle of applying magnetic force to pull out fine particles from the feed material. Electrostatic separators, on the other hand, work based on the conductivity of the minerals, whereby electrical fields are …
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As one of the most professional copper ore gravity separation process manufacturers and suppliers in China, our factory brings here high quality portable copper ore gravity separation process with good price. Our products are widely exported to Tanzania and many other countries. Contact us for more details.
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High Gradient Magnetic Separation of small (5-38 µm) weakly magnetic copper mineral particles from a copper concentrate and ore has been performed.
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