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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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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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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Alternatives of Copper (I) Oxide Reduction in a Copper Slag Cleaning Furnace Goran Vukovi´c, Anton Ishmurzin, Juergen Schmidl, Bojan Zivanovi´c, and Bernhard Handle Abstract As …
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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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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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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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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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Outotec Slag Cleaning Slag cleaning at copper and nickel smelters is typically done using an electric furnace process. The design of Outotec slag cleaning furnaces is based on …
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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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81· The beneficiation of copper slag employing gravity concentration and froth flotation, with particular emphasis on different collector systems, has been reviewed …
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extensively investigated. The electric furnace or rotary slag-cleaning furnace are now generally used to perform this task, giving a level of copper in discard slag typically in the range of 0.6 - …
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111· Reactivity is the key to the successful utilization of waste materials. Ferronickel slag, copper slag, and copper tailing show a high amount of SiO 2 that forms a secondary …
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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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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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201011· Pyro-metallurgical copper slag (CS) waste was used as the source material for ultrasound (US) silica extraction under acidification processes with 26 kHz with HCl, HNO3, …
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2012111· In the quest to achieve the highest metal recovery during the smelting of copper concentrates, this study has evaluated the minimum level …
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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 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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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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2024121· In this research, copper slag was partially and fully replacing ground granulated blast furnace slag as a precursor to explore the effect of copper slag on alkali-activated slag …
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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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Copper smelting slag is produced from copper pyrometallurgy (both smelting and converting stages), usually grading at 0.3-3%. The slag may also contains lead & zinc minerals like …
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201341· 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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212· Hence, the recent trends of copper smelting invariably lead to significant copper loss in slag, which needs to be recovered by means of reduction and settling in a separate …
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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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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 …
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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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2017823· Copper Loss in Slag: The slag from the smelting process is cooled, crushed and ground before flotation to recover copper sulphides and copper metal. Typically, slags may …
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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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