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copper slag disposal

The potential for copper slag waste as a resource for a

2021.10.1  Copper slag is a waste produced during pyrometallurgical processing of metals from copper concentrates. The decomposition and oxidation reactions of the sulphide minerals

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Comprehensive review on metallurgical recycling and cleaning of copper slag

2021.5.1  Copper slag, generated mainly during copper smelting, and classified as a potentially harmful waste, is an important secondary resource containing not only valuable

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Review on Comprehensive Recovery Valuable Metals and

2023.3.3  Copper slag, a waste solid produced in the copper smelting process, is a high-quality secondary resource with huge output. The recycling and utilization of copper slag is of

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Sustainable and Comprehensive Utilization of Copper Slag: A

2023.4.21  Large amounts of copper slag are produced every year and major fractions of it are currently disposed, not withstanding the multiple ways the material can be used.

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Environmental and Socioeconomic Impact of

2021.12.3  This review article provides the environmental and socioeconomic impacts of slag, as well as a characterization of copper slag, with the aim of reusing and recycling the slag to benefit the environment and

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Review on Comprehensive Recovery Valuable Metals and ...

2023.3.4  Copper slag, a waste solid produced in the copper smelting process, is a high-quality secondary resource with huge output. The recycling and utilization of copper slag is of

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The potential for copper slag waste as a resource for a ...

2022.3.6  To address these challenges, recycling and repurposing of copper slag waste using innovative technologies should be considered, creating a resource for a circular

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The potential for copper slag waste as a resource for a

2021.10.1  This paper presents a review of copper slag as a potential resource for cobalt and copper metals for a circular economy. An overview of the chemical and mineralogical

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Waste to valuable resource: application of copper slag and steel slag ...

2023.3.20  Waste recycling and reuse is an important component of sustainability. Extensive research is being conducted to address this issue by incorporating industrial by

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Environmental and Socioeconomic Impact of Copper Slag-A

2021.12.3  This review article provides the environmental and socioeconomic impacts of slag, as. well as a characterization of copper slag, with the aim of reusing and recycling the slag to benefit the ...

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Sustainable and Comprehensive Utilization of Copper Slag: A

2023.4.21  Annually more than 400 Mt of metallurgical slags are produced worldwide [1,2,3,4,5].From the annual Cu concentrate smelter production capacity, which is equal to around 21 Mt of copper metal in 2021, it can be estimated that more than 45 Mt of CUS were produced from primary sources assuming a slag to copper ratio of 2.2 [3, 4].Only 15% of the CUS

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Use of waste copper slag, a sustainable material

2014.5.3  Physical properties. Copper slag grains have a color of black glassy type and a fineness modulus of 3.5. The hardness is about 7 Moh’s scale. Other typical physical properties are given in Table 2.In order to use copper

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Recovery of valuable metals from copper slag Mining,

2018.11.26  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 copper, nickel, and cobalt from copper slag was investigated through the process of sulfation roasting–water leaching and the process of sulfation roasting–sulfate decomposition

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The potential for copper slag waste as a resource for a

2022.4.1  The mining industry faces a number of challenges that include rapid depletion of high-grade deposits, high energy cost for metal production, and growing environmental concerns associated with mining waste disposal. Copper slag is one of the mining wastes that is raising growing concern due to the huge volumes being produced and dumped annually ...

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Ebonygrit – Copper Slag – Opta Group LP

Ebonygrit is a disposable high-density blasting slag made from a by-product of copper production. Ebonygrit distinguishes from light-weight blasting slag, due to its high density property. Typically, the majority of its composition is iron oxide and silicon dioxide, formed when molten slag is quenched in cold water. This cooling process ...

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Cement-based solidification for the safe disposal of blasted copper slag

2004.10.1  This study has shown that the waste copper slag from blasting operation can be safely solidified/stabilized in a cement-based S/S system. The leachability of copper, nickel, lead, and zinc ions presence in copper slag were lower than the regulatory limits. The mortar incorporating waste copper slag up to 10% replacement is, therefore, safe with ...

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(PDF) Enhancing the flotation recovery of copper minerals in

2020.1.1  Finally, the scientific treatment method of copper slag in future is prospected that green, economic, and environmentally friendly sustainable disposal process is the main theme. View Show abstract

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TENORM: Copper Mining and Production Wastes US EPA

2024.2.5  Disposal and Reuse. Some wastes from copper mines can be reused. Mixtures of crushed waste rock have been used to construct embankments, fills, or pavement bases for highways. Some studies have shown that copper tailings can be used in bricks if pyrites are first removed. ... Copper slag can be used either as sandblast grit or an admixture in ...

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Efficient removal of arsenic from copper smelting wastewater

2020.10.10  Copper slag was the tailing produced after crushing, flotation, and sieving treatments for the copper recovery from copper-enriched slag from converter. As the chemical composition summarized in Table 2 , the copper slag contains abundant iron oxides with a weight percentage of 56.25%, and total percentages of alkali metal oxides e.g. MgO, K 2 ...

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Environmental and Socioeconomic Impact of

2021.12.3  Copper slag is generated when copper and nickel ores are recovered from their parent ores using a pyrometallurgical process, and these ores usually contain other elements which include iron, cobalt, silica, and

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Waste to valuable resource: application of copper slag and steel slag ...

2023.3.20  Waste recycling and reuse is an important component of sustainability. Extensive research is being conducted to address this issue by incorporating industrial by-product such as steel slag, copper slag, fly ash, ferro-chrome slag, and so on into the construction industry. Steel slag, which is mostly calcium carbonate, is created as a by-product of the steel

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The potential for copper slag waste as a resource for a

2021.10.1  It unlocks opportunities for production of metals for energy storage using cleaner and more efficient production technologies as well as developing effective recycling strategies to solve both the metal supply and waste disposal problems. Copper slag contains significant amounts of valuable metals with average of 1.83 wt% Zn, 1.67 wt% Ag, 1.36 ...

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Production and Properties of Copper Slag Request PDF

2017.1.1  Since practically mined ores contain only 0.65 % Cu [2] and the purity is declining over the years [1,2], 752 MT of copper slag was produced worldwide during the period 1999-2019 with 38 MT ...

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Co-treatment of spent carbon anode and copper slag for

2023.1.10  Currently, copper slag is mostly thrown directly into slag disposal pits without treatments, allowing the leaching of heavy metals, thereby leading to severe environmental issues (Guo et al., 2018a; Shibayama et al., 2010). Correspondingly, copper slag is classified as hazardous waste (Yu et al., 2021).

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(PDF) USE OF COPPER SLAG AS SUSTAINABLE AGGREGATE

2014.10.17  The mixes containing steel and Fig. 10 System boundary description for cement, fine aggregate, copper slag and steel slag for the present study [46,[64][65][66] [67] 69] copper slag are economical ...

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Element Distribution and Migration Behavior in the Copper Slag ...

2021.12.9  Copper slag is a solid pollutant with high recyclability. Reduction and separation are regarded as effective disposal methods. However, during the melting process, the separation and migration ...

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The potential for copper slag waste as a resource for a

2022.4.1  This work proposes an environmentally safe and economically feasible method of waste copper-nickel production slag utilization (Kola Mining-Metallurgical Company, Nornickel, Kola Peninsula, Russia).

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Copper Slag Sand Blasting: Pros And Cons ShunTool

2024.6.28  Copper slag is a by-product of the copper extraction process. It is often used for sandblasting, but it can also be used in construction as a replacement for river sand when making concrete. Using Copper Slag in Construction. Copper slag has a higher specific gravity than river sand, which means it can be used to produce concrete with a higher ...

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Removal and immobilization of arsenic from copper

2020.8.15  Section snippets Materials. The copper slag and the wastewater used in the experiment were collected from one copper smelting plant in southwestern China, in which 255–365 t/d of copper slag and 700–800 m 3 /d of smelting wastewater was emitted, and the traditional lime/ferric salt method was applied to dispose of the high-arsenic smelting wastewater.

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Characterization of copper slag for beneficiation of iron and copper ...

2021.4.1  Copper slag is a metallurgical waste that is disposed by way of stockpiling at designated dump sites within a mining site. The observed depletion of high-grade iron ores in Botswana and the environmental hazards associated with disposal of untreated metallurgical waste, presents an opportunity for research on secondary sources of iron and copper.

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Cement-based solidification for the safe disposal of blasted copper slag

2004.10.1  The flexural strengths of concrete with and without copper slag were similar for water to cement ratio of 0.4-0.5.Zain et al., reported an optimum strength performance of the copper slag mortars ...

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The potential for copper slag waste as a resource for a

2021.10.1  It unlocks opportunities for production of metals for energy storage using cleaner and more efficient production technologies as well as developing effective recycling strategies to solve both the metal supply and waste disposal problems. Copper slag contains significant amounts of valuable metals with average of 1.83 wt% Zn, 1.67 wt% Ag, 1.36 ...

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Crystals Free Full-Text Characterization, Concentration,

2024.4.29  The treatment of large amounts of copper slag is an unavoidable issue resulting from the high demand for copper during the global transition to a sustainable development path. Metal-rich copper slag might serve as a potential source of metals through secondary recovery. In this study, two copper slags (CS1 and CS2) with different metallurgical properties were

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Co-treatment of spent carbon anode and copper slag for

2023.1.10  Copper slag is the main by-product of the pyrometallurgical process of copper, and more than 50 million tonnes of copper slag was generated in 2020 (Prem et al., 2018; Tian et al., 2021). ... (Gorai et al., 2003; Shi et al., 2008). Currently, copper slag is mostly thrown directly into slag disposal pits without treatments, allowing the leaching ...

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Review on Comprehensive Recovery Valuable Metals

2023.6.8  [30] controlled the size of copper slag and otation reagents to improve copper recovery by 16% when the particle size of copper slag was 45 μm. Fan [31] found that the copper concentrate ratio was increased to 14.47%, and the copper recovery rate was 85% while otation was performed on the copper slag by controlling at conditions like pH 10, the

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Environmental and Socioeconomic Impact of Copper

2021.12.3  smelter slag (copper slag), which comprises metals related to copper, e.g., nickel, zinc, iron, and cobalt [14–17]. Over the years, many mining and mineral processing operations have accepted the responsibility of protecting the environment by following safe disposal regulations of the waste produced.

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Blasted copper slag as fine aggregate in Portland cement

2017.7.1  Abstract. The present work focuses on assessing the viability of applying blasted copper slag, produced during abrasive blasting, as fine aggregate for Portland cement concrete manufacturing, resulting in an alternative and safe disposal method. Leaching assays showed no toxicity for this material. Concrete mixtures were produced, with high ...

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A detailed review study on utilization of mine and ... - Springer

2024.3.13  It was discovered that the copper slag disposal locations, the lead-zinc mill tailing dam, and the nearby soils all had significant contamination with heavy metals. The effectiveness of modified granulated copper slag (MGCS) serves as a selective substitute for ordinary Portland cement (OPC) for the application of cemented paste backfill (CPB ...

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