Flash Smelting of Copper
518· Copper matte and slag melt are separated in the settler. The slag layer is 0.5 m thick, while the copper matte layer is 0.2–1 m thick. Copper matte and slag are discharged …
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Slag cleaning: The chilean copper smelter experience | Stone Crusher
Chile has seven copper smelters, four that are linked to primary producers (three owned by Codelco and one by Disputada) and three custom smelters (two owned by Enami and one by …
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Cleaning of a copper matte smelting slag from a water-jacket furnace …
2009530· Cleaning experiments of a copper matte smelting slag from the water-jacket furnace was undertaken by direct reduction in a laboratory-scale electric furnace.The effects of …
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Reduction of Anode Furnace Slag from Secondary Copper …
2024227· Anode furnace slags contain significant amounts of valuable elements such as copper, nickel, tin, lead and zinc. To avoid losses during processing, the slag is typically …
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CONVERTING FURNACES DESIGN OF COPPER COOLING …
er cooling systems in base metals furnaces, including the platinum industry. Apart from increasing the furnace campaign life through the formation of a stable freeze lining, a well-designed …
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A novel slag cleaning method to recover copper from molten copper …
81· To recover copper from copper slag, a novel slag cleaning method was proposed. The thermodynamics and binary phase diagram of FeO–SiO 2 were calculated first. Then, the …
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Slag Cleaning: The Chilean Copper Smelter Experience
200081· The distribution of matte particles in each slag layer after cleaning was investigated in detail, which indicates that the copper content in the upper slag layer can be …
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Copper Anode Furnace: Chemical, Mineralogical and Thermo …
810· microstructure is frequently infiltrated by copper and copper oxide. Table II. Typical slags in copper smelting operations7–11 Slag type Cu Fe Pb Zn SiO 2 CaO Al 2O 3 g …
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An efficient approach to utilize copper smelting slag: Separating
121· The hazardous components of copper slag are released into the ambient environment (Li et al., a, Li et al., b, Zolotova et al., ), resulting in environmental …
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Comprehensive review on metallurgical recycling and cleaning of …
51· 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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Copper slag
Copper slag is a by-product of copper extraction by smelting. During smelting, impurities become slag which floats on the molten metal. Slag that is quenched in water produces angular …
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Kansanshi Copper Smelter ISACONVERT™ Furnace Tapping
23· The furnace is equipped with one slag tap-hole located at an elevation of 1550 mm above the hearth. Slag skimming is performed through a water-cooled copper block …
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OF AN IDEAL SMELTER
Scrap copper Lance Slag & matte S-furnace Concs, coal, flux & C-slag Lance blowing air S-furnace lances S-furnace C-furnace CL-furnace As mentioned previously, the Mitsubishi …
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Effects of fluxing conditions on copper smelting slag cleaning
Slag cleaning processing can be divided into two types. The first is pyrometallurgical reduction and settling, performed in an electric or fuel-fired slag-cleaning furnace. The second is …
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CONVERTING FURNACES DESIGN OF COPPER COOLING …
primary copper smelting TSL furnace shell temperatures are known to be very high, and the authors have witnessed temperatures in excess of 300°C. Many TSL furnace installations …
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Cleaning of a copper matte smelting slag from a water-jacket furnace …
2009530· Cleaning experiments of a copper matte smelting slag from the water-jacket furnace was undertaken by direct reduction in a laboratory-scale electric furnace.The effects of …
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The settling behavior of matte particles in copper slag and the …
111· The oxygen-enriched air bath smelting process has high production efficiency and a high degree of automation. However, copper slag produced in the smelting process …
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Copper Smelting Slag Cleaning in an Electric Furnace by
202411· Copper slag (CS) is a solid waste discharged during the copper smelting and copper refining process (H. Zhang et al., ). Approximately 2–3 tons of CS are produced …
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INNOVATIVE TECHNOLOGIES FOR COPPER SMELTING AND ELECTRIC SLAG …
201992· The smelting and converting El Teniente process for copper concentrates as well as slag cleaning furnace technologies to treat slags coming out from the El Teniente furnaces …
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The potential for copper slag waste as a resource for a circular
101· The bulk chemical composition of copper slags may vary depending on the pyrometallurgical technique used; the phase composition of the copper slag can be quite …
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EFFICIENCY OF COPPER RECOVERY FROM A SLAG IN THE …
nically entrained matte inclusions and dissolved copper. Copper recovery from the slag requires magnetite reduction to liberate matte inclusions and create conditions for co-reduction of …
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Fundamentals of the refractory wear in an industrial anode furnace …
201961· The slag of the anode furnaces is substantially different from the fayalitic slag from other furnaces in the copper-making process. The anode slag contains a higher …
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Latest results of the slag cleaning reactor for copper …
LATEST RESULTS OF THE SLAG CLEANING REACTOR FOR COPPER RECOVERY 199 The slag velocity is similar. The results of CFD modelling (Figure 3 and 4) for a large furnace show …
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Characteristics and utilisation of copper slag—a review
2003111· Granulated copper slag is more porous and therefore, has lower specific gravity and higher absorption capacity than air-cooled copper slag. The granulated copper slag is …
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Kansanshi Copper Smelter ISACONVERT™ Furnace Tapping
23· The furnace is equipped with one slag tap-hole located at an elevation of 1550 mm above the hearth. Slag skimming is performed through a water-cooled copper block …
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Improved Settling Mechanisms of an Industrial Copper Smelting Slag …
828· During the pyrometallurgical extraction of copper, a significant source of copper loss is discarded slag. In , the global smelter production of copper reached 21.4 million …
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Rectangular furnace design and revolutionary DC-slag …
2004: Rectangular copper slag cleaning furnace 2004: High capacity FeNi rectangular SAF with thyristor + copper cooling system 2006: DC slag cleaning unit for precious metals (PGM, Cu, …
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Diagnose for valorisation of reprocessed slag cleaning furnace …
91· The global demand for copper is in continuous expansion, around 18.6 million tonnes of copper were reached in 2015 by smelters [ICSG, 2016]. And therefore, their …
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The Mitsubishi Process, Process Description
The mixture of matte and slag formed in the S furnace flows continuously to the CL furnace, where the denser copper matte separates from the discard slag. …
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The settling behavior of matte particles in copper slag and the …
111· The oxygen-enriched air bath smelting process has high production efficiency and a high degree of automation. However, copper slag produced in the smelting process …
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