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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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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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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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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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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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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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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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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Mineralogical and morphological factors affecting the separation …

The separation of copper and arsenic has always been a major problem of the flotation beneficiation process, which is affected by the multiple factors: the chemical speciation …

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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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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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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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Extraction and separation of copper and iron from copper smelting slag

Leaching of copper and zinc from copper converter slag flotation tailings using H2SO4 and biologically generated Fe2(SO4)3. Hydrometallurgy, 119–120 (2012), pp. 40-46. …

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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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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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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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Flotation of copper sulphide from copper smelter slag …

Lowest copper recoveries were obtained with alkyl hydroxamate in single collector floation performance. It has been reported that the alkyl hydroxamate is not very selective for …

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Efficient recovery of copper from copper smelting slag by …

Currently, direct flotation is commonly used to recover Cu from CSS, but the Cu recovery rate is usually below 90%. To gain insight into detecting the factors that affect the …

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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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Simultaneous recovery of arsenic and copper from copper smelting slag

Recovering arsenic from copper smelting slag (CS) into concentrate by flotation, along with copper, can effectively manage arsenic contamination and recover substantial metal …

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A novel trithiocarbonate collector featuring high …

The nature of copper slag flotation is unique due to the high temperature in the flotation pulp and high metallic copper content in the feed. Despite its great potential for …

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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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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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Upgrading copper slag cleaning tailings for re-use

Tailings from an industrial copper slag cleaning milling and flotation circuit have been pre-reduced at low temperatures, well below its melting point, using CH 4-H 2-Ar …

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Thionocarbamates in Copper Slag Flotation | Encyclopedia …

Flotation is the main process for processing slag for valorization of copper and other metals. In order to achieve the best copper recovery and quality of the concentrate, it is necessary to …

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Copper Recovery Through Smelter Slag Flotation in …

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 …

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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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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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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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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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