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Copper Slag Flotation
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Eco-friendly recovery of copper from copper slag via …
Copper slag (CS) is typically generated during the smelting of copper sulphide concentrates and the refining of blister copper. Globally, nearly 80 % of copper is produced via …
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A new method of full resource utilization of copper slag
Flotation is the dominant beneficiation method at present, which mainly aims at utilizing the residual copper in the slag (Zhou et al., 2021; Piatak and Parsons, 2015).However, …
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Ferric leaching of copper slag flotation tailings
The obtained Cu-concentrate is sent to the pyrometallurgical process. If grinding is not fine enough for efficient flotation, copper is lost in tailings. In this paper, the ferric leaching …
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Sustainable and Comprehensive Utilization of Copper Slag: …
Metal Losses to the Slag in Smelting and Converting. 80% of the copper produced from ores worldwide originates from sulfide ores. The copper concentrate which results from …
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Characteristics and utilisation of copper slag—a review
A flotation scheme used at the Almalyk copper smelter for processing slags together with Cu–Mo ores was described, and ways to optimise the slag flotation process were …
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Recovery of valuable metals from copper slag
The copper smelting process produces plenty of copper slag every year, which is a hazardous solid waste, but a secondary resource. In the present study, the extraction of …
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Pressure Leaching of Copper Slag Flotation Tailings in …
When the copper in the slag is largely in sulfide phases, flotation of copper slag is similar to sulfide ore flotation of copper. 64−69 In the flotation of copper slag, oxides, alloys, and metallic phases …
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How to Optimize Copper Slag Flotation for …
Copper slag flotation offers a viable approach for recovering valuable copper from this industrial byproduct. By carefully considering factors such as particle size, pH, reagents, temperature, agitation, and froth collection, …
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RECOVERY OF COPPER FROM THE COPPER SLAG AND …
Based on the chemical compositions of the slag and the slag flotation tailings (Table 1), it can be concluded that the copper dissolved from the slag flotation tailings mainly originates from the …
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The potential for copper slag waste as a resource for a …
Several processing strategies have been investigated for recovery of valuable metals from the copper slag including flotation, hydrometallurgy, pyrometallurgy, and an …
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Economic potential and environmental impact of metal …
After copper recovery by flotation, the remaining part of the slag is considered waste and disposed of in the slag dump area. However, even after copper recovery, copper slag …
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Recovery of Copper from Reverberatory Copper Slag …
This technique produces a flotation concentrate copper grade of approximately 25 to 30% with copper recoveries of between 60 and 70%. However, the . 248 operational costs are …
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A comprehensive review on the recovery of copper values from copper slag
The beneficiation of copper slag employing gravity concentration and froth flotation, with particular emphasis on different collector systems, has been reviewed thoroughly. Further, …
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Application of Thionocarbamates in Copper Slag …
Thionocarbamates are the group of collectors that are mostly used for flotation of sulphide copper minerals, alone or in combination with xanthates depending on a mineralogical composition of the ore. In this paper, the results …
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Leaching of copper and zinc from copper converter slag flotation
The following parameters were therefore recommended for chemical leaching of copper converter slag flotation tailings: pulp density 30% (w/v), pH 1.5, 70 °C, initial Fe 3 + …
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Copper Recovery from Copper Slag with Flotation …
Moreover, the flotation kinetic model of copper slag was established and the results show that the movement of copper slag in the flotation process conforms to the first …
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Recovery of Copper from Slags Through Flotation …
Numerous studies on copper slag flotation have been documented in the literature. Refs. [9,10] studied the recovery of copper contained in slag by flotation using sodium isopropyl xanthate as a collector and a particle size of …
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Enhancing the flotation recovery of copper minerals in …
Pyrometallurgical cleaning of copper slags involves inducing conditions that encourage suspended matte (Cu 2 S) droplets to settle into the matte layer. The conditions are …
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Improving the flotation recovery of Cu from flash smelting …
In the pyrometallurgical production and beneficiation of primary Cu, the formation of smelting slags is a necessary by-product. It is estimated that ca. 2–3 tons of slag are …
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The potential for copper slag waste as a resource for a …
The copper slag is fed into the flotation unit and the sulphide minerals (Cu 2 S, Cu 5 FeS 4) are floated with the help of collector and frother reagents to produce a concentrate. The …
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Recovery of copper from copper slag and copper slag flotation …
Copper smelter slag and copper smelter slag flotation tailings were leached using sulphuric acid solutions, without or with the addition of either ferric sulphate or hydrogen …
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Copper Recovery from Copper Slag with Flotation Enhanced …
In this study, a sodium carbonate combined with mechanical activation enhanced flotation for recovering copper from copper slag was developed. Based on the phase analysis, …
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Ferric leaching of copper slag flotation tailings
In this paper, the ferric leaching of slag flotation tailings is studied. Copper extractions of 66% are achieved by ferric leaching, and Cu content in tailings is reduced from …
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Copper Recovery Through Smelter Slag Flotation …
Copper slag flotation was studied on an industrial scale at a concentrator plant in the region of Atacama, Chile. This study consisted of the physical, chemical, and mineralogical characterization of the copper slag, along with preliminary …
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Pressure Leaching of Copper Slag Flotation Tailings in …
In this study, a hydrometallurgical method for the recovery of copper, cobalt, and zinc from copper slag flotation tailings (SFT) was investigated. SFT contains large amounts of valuable metallic …
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Pressure Leaching of Copper Slag Flotation …
High-pressure oxidative acid leaching of copper converter slag, converter slag, and pyrrhotite tailings, nickel smelter slags, and historical copper slag yielded high leaching efficiencies in the range of 91–99% for valuable metals such as …
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The Recovery of Copper from Smelting Slag by Flotation …
Consequently, flotation was attempted to recycle Cu in slag containing copper sulphide components. Three key factors affecting flotation were ascertained, namely, grinding …
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Mineralogical characteristics of copper smelting slag …
Flotation is a common method widely used to recover copper sulfide and metallic copper from CSS because of its low cost, short process, and excellent recycling effect [6].More …
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How to Optimize Copper Slag Flotation for …
This article explores the key factors influencing the efficiency of copper slag flotation, including particle size, pH, collectors and frothers, temperature, agitation, and froth collection system design.
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Pressure Leaching of Copper Slag Flotation …
In this study, a hydrometallurgical method for the recovery of copper, cobalt, and zinc from copper slag flotation tailings (SFT) was investigated. SFT contains large amounts of valuable metallic compounds, such as copper, cobalt, and zinc. A …
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Copper Slag Beneficiation Process & Equipment
The copper flotation recovery rate is generally above 90%, the copper concentrate grade is greater than 20%, and the tailings contain 0.3% to 0.5% copper. Common ones …
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A comprehensive review on the recovery of copper values …
The beneficiation of copper slag employing gravity concentration and froth flotation, with particular emphasis on different collector systems, has been reviewed thoroughly. Further, …
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Mineralogical and morphological factors affecting the separation …
The flotation process enriched copper in the slag concentrate, compared with FSF slag, in addition to the significant increase in copper grade (about 21.55 %), the As and Cd …
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Recovery of copper from reverberatory furnace slag by flotation
The optimum condition for flotation of the reverberatory furnace slag at Sarcheshmeh Copper Complex is as follows : pH=11.5; R407=30 g/t; solid in pulp=30%; …
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The effect of primary copper slag cooling rate …
Copper slag flotation was studied on an industrial scale at a concentrator plant in the region of Atacama, Chile. This study consisted of the physical, chemical, and mineralogical characterization ...
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The Recovery of Copper from Smelting Slag by Flotation …
Aiming at the recovery of copper from smelting slag, a flotation approach was studied. It was found that this slag composed of fine particles with complex association and distribution, in …
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