The role of copper slag

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  A Study on the Copper Recovery from the Slag of the

  — The work was aimed at the investigation of the influence of the carbon reducer s surface on the rate of copper removal from the slag obtained from the flash direct to blister process at the Głogów smelter in Poland It was found that under our experimental conditions the copper recovery from the slag slightly increases as the slag/carbon

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  Role of Slag in Converter Steelmaking IspatGuru

  — Energy and Power Engineering School of Environment and Municipal Engineering Qingdao University of Technology Qingdao China; Copper slag an important by product of the copper smelting process is mainly composed of 2FeO SiO 2 Fe 3 O 4 and SiO to the sufficient metal oxides copper slag is regard as a potential oxygen

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  Control of Copper Loss in Flash Smelting Slag SpringerLink

  — The initial copper matte and slag were mixed with different chemicals to obtain the required compositions FeS was added to prepare low grade copper matte SiO 2 was added to decrease the Fe/SiO 2 ratio of the slag and the CaO from CaCO 3 was used to control its concentrations in the slag Pure FeS SiO 2 and CaCO 3 were supplied by

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  Sustainable Construction Materials Copper Slag ScienceDirect

  The role of sustainable construction materials in achieving sustainable development is highlighted This book the first in the series deals with copper slag The main aspects of the material are provided in this chapter along with a brief description of the novel procedure of systematic analysis and evaluation that has been used in

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  A study on copper slag as fine aggregate in improving the

  — Copper slag and steel slag are used as conductive fine aggregates in the development of ECM and tire waste a coarser petroleum by product is also used as fine aggregate substitute that the carbon content present in the cement paste has influence on the electrical resistivity although the copper slag aggregates play a significant role in

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  The mineral phase reconstruction of copper slag as Fenton

  — Furthermore the role of iron phases in modified copper slag on NO x removal was investigated Utilizing the properties of iron minerals in modified copper slag may initiate new routes for tacking challenges in wet oxidation of NO and SO 2 by the peroxide activation for instance the low removal efficiency of NO 2 Experimental

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  Characterization of Copper Slag SpringerLink

  Copper slag can be treated as a secondary resource since it usually contains a substantial amount of copper and other valuable metals Characterization of the slags to determine the expected metal recovery is essential for the design of separation flow sheets

  Effect of the fineness of copper slag on the early

  — industry China was the country with an uppermost pro duction of 9 106 t followed by Japan 9 106 t Chile 9 106 t and Russia 9 106 t[11] In China copper deposit of Jiangxi

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  Use of waste copper slag a sustainable material

  — The utilization of solid waste is the challenge for the civil and environmental engineers to utilize the waste from different industry to excel the sustainable development and in the same time it is matching with the cost concern of the present materials Copper slag is a by product obtained during smelting and refining of copper The waste copper

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  A new method of full resource utilization of copper slag

  — The generation of silica gel during the acid digestion of copper slag was not restricted and the silica gel in the acid leach residue was subsequently dissolved with NaOH solution to obtain sodium metasilicate solution Acidification and other steps were carried out to produce high purity silica with a purity of %

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  The potential for copper slag waste as a resource for a

  — Air cooled and granulated copper slags have several favourable mechanical properties for use as aggregates in construction such as excellent soundness characteristics excellent abrasion resistance and good stability Gorai et al 2003 These properties of copper slag make it suitable as a partial or full replacement for Portland

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  Thermodynamic Analysis of Copper Smelting Considering the Impact

  — The slag composition/chemistry plays a very important role in the further use of the copper slag Therefore two scenarios of two different smelters were considered These should give an indication how the modeling results can be used to optimize the smelter conditions for better slag marketability and higher copper recovery with respect

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  A study on the sulphuric acid leaching of copper converter slag

  — Effects of H 2 SO 4 and K 2 Cr 2 O 7 concentrations on the extraction of metals from converter slag are shown in Fig is seen that the extraction yields of all metals increase with increasing H 2 SO 4 concentration But Cu extraction yields are generally low for leaching media without K 2 Cr 2 O example Cu Co Fe and Zn

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  Recovery of cobalt from converter slag of Chambishi Copper

  — The reduction smelting process for cobalt recovery from converter slag of the Chambishi Copper Smelter in Zambia was studied The effects of reducing agent dosage smelting temperature and time and the addition of slag modifiers CaO and TiO 2 were addition the depleted slag and cobalt bearing alloy were characterized by

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  Boosting peroxymonosulfate activation via Fe Cu bimetallic

  Valorization of iron rich metallurgical slags in the construction of Fenton like catalysts has an appealing potential from the perspective of sustainable development For the first time copper smelting slag CSS was utilized as the precursor to synthesize hollow sea urchin like Fe Cu nanoreactors

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  The role of slag modifiers on the selective recovery of cobalt

  — A carbothermic reduction of nonferrous smelter slag was conducted under the influence of three different slag modifiers to investigate the recovery of cobalt and copper versus iron recovery The test work was performed in two campaigns; one campaign was performed under a constant oxygen potential of ×10−9 atm while the other set of

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  A novel slag cleaning method to recover copper from molten copper

  — 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 effects of experimental parameters on the reduction of Fe 3 O 4 recovery of copper and slag cleaning mechanism were results showed that the

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  Effect of the fineness of copper slag on the early

  — industry China was the country with an uppermost pro duction of 9 106 t followed by Japan 9 106 t Chile 9 106 t and Russia 9 106 t[11] In China copper deposit of Jiangxi

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  The Phase Transition and Element Distribution of Copper Smelting Slag

  — Sulfidation treatment of copper smelting slag In the sulfidation experiment the particle size of the synthesized slag was controlled below 80 mesh 178 µm The mixture of CaSO 4 and anthracite was pelletized at a pressure of MPa in a Ø 4 mm pressing tool and the weight of every pellet was roughly controlled to be g Then the smelting slag

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  Thermal modification of copper slag via phase

  — As shown in Fig 1 b the removal efficiency of SO 2 in all groups can be maintain at 100% for 210 min Also the long term experiments about SO 2 removal performance of different types of copper slag at the condition of high flow rate and SO 2 concentration were shown in Fig can be seen from Fig S4 that the raw CS and

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  Effects of Na2O additions to copper slag on iron recovery

  — The industrial copper slag used in the current study was obtained from Shandong Fangyuan Non ferrous Metals Group Shandong Province China The chemical composition of the slag was determined using an X Ray Fluorescence Spectrometer XRF Shimadzu Corp Japan and the results are presented in Table oxidation method

  Copper Separation From Slag in Varying Oxygen Partial

  — Oxygen partial pressure is a defining thermodynamic variable in the recovery of copper during matte conversion This study combines theoretical analysis and experiments to investigate the effect of oxygen partial pressure on slag properties and copper separation from slag Additionally under high oxygen partial pressure the

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  Extraction of iron from copper plant slag Steel in

  — In the production of copper from sulfide ore slag accumulates at the processing plant In the present work the phase transformations that occur in such slag during its reduction by the gasification products of carbon at 1100 and 1200°C are investigated Experiments show that most of the iron present in such slag may be

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  The role of slag modifiers on the selective recovery of cobalt

  DOI /S0892 6875 02 00090 0 Corpus ID 98816024; The role of slag modifiers on the selective recovery of cobalt and copper from waste smelter slag article{Banda2002TheRO title={The role of slag modifiers on the selective recovery of cobalt and copper from waste smelter slag} author={Wezi Banda and N Morgan and

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  Effect of the fineness of copper slag on the early

  — industry China was the country with an uppermost pro duction of 9 106 t followed by Japan 9 106 t Chile 9 106 t and Russia 9 106 t[11] In China copper deposit of Jiangxi

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  Photocatalytic performance of copper slag in the

  — This work reports the photocatalytic degradation of 2 4 dichlorophenoxyacetic acid 2 4 D using copper slag CS CS was extensively characterized by X ray fluorescence XRF X ray diffraction XRD scanning electron microscopy SEM energy dispersive X ray spectroscopy EDS N2