Recovery of bismuth and arsenic from copper smelter flue …
The recovery of metals without generating secondary waste is a critical focus in the management of hazardous copper smelting dust. To tackle the challenges associated with arsenic-containing solid waste and waste acid generated by traditional recycling processes, we propose a two-stage roasting process that prioritizes low …
Studies on the recovery of copper from the dust generated …
Request PDF | Studies on the recovery of copper from the dust generated in copper smelter | Nonferrous metallurgical wastes like tailings, dross, dust, etc. are …
Recovery of zinc and copper from copper smelter flue dust.
Recovery of zinc and copper from copper smelter flue dust. Optimisation of sulphuric acid leaching. Copper smelter flue dust is a residue, rich in zinc, originating …
Selective leaching and recovery of bismuth as Bi2O3 from copper …
Because of the higher content of Cu in the dust, it makes economic sense to recover it in the first place. The Cu recovery technique which consists of a H 2 SO 4 leaching followed by an appropriate recovery method has been practiced by several smelters throughout the world. The process parameters vary from smelter to smelter …
A Review of the Comprehensive Recovery of Valuable …
slags, flue gases, and flue dust.4 Copper smelting open-circuit (CSO) dust is an important by-product of the copper smelting industry with the output accounting for approximately 5–10% of total input.5 The dust normally contains desirable metals (Cu, In, Pb, Zn, Sb, and Bi) as well as unfavorable toxic elements (As and Cd), thereby ...
Recovery of bismuth and arsenic from copper smelter flue …
A flue dust sample of copper from a smelter furnace has been used as a source for copper recovery. The main phases of the dust are: chalcocyanite, maghemite, sinnerite and coppermolybdenum oxide. The … Expand. PDF. 1 Excerpt; Save.
Recovery of Copper from Flue Dust Generated in e-Waste
A flue dust that contains valuable metals is generated during smelting operation for e-waste treatment. However, metal recovery from this flue dust has not been extensively studied. The flue dust can contain valuable metals such as gold, silver, copper, and iron. In this study, the flue dust from e-waste was investigated as the potential …
Hydrometallurgical smelter dust treatment
Impurity metal removal and copper recovery can be done, for example, by leaching the flash smelting furnace boiler, converting furnace boiler, and ESP flue dust. Impure wash acid and acidic …
Efficient removal and recovery of arsenic from copper …
The efficient removal and recovery of arsenic from copper smelting flue dust have received widespread attention due to its extremely high toxicity and carcinogenicity. In this research, a roasting method used for treating the dust at a relatively low temperature (300-400 ℃), with adding sulfuric aci …
Resource Recovery and Recycling from Waste Metal Dust
About this book. This book examines resource recovery and recycling from waste metal dust, including currently used techniques for waste processing and recycling and their applications, with practical examples and economic potentials of the processes. The focus of this book is on resource recovery by suitable treatments and techniques ...
HYDRO
of pyrometallurgical recovery of lead and bismuth from preliminary desulfated copper converter flue dust into a metal phase, by carbothermal reduction in a soda ash smelt. EXPERIMENTAL The object of this research is the converter dust, which is a white powder with very low bulk density and low fluidity. The chemical composition of this material
Comprehensive recovery of arsenic and antimony from arsenic-rich copper
DOI: 10.1016/j.jhazmat.2021.125365 Corpus ID: 233472305; Comprehensive recovery of arsenic and antimony from arsenic-rich copper smelter dust. @article{Xue2021ComprehensiveRO, title={Comprehensive recovery of arsenic and antimony from arsenic-rich copper smelter dust.}, author={Jianrong Xue and Dong Ping …
(PDF) Recovery of Copper(II) and Silver(I) from Nitrate …
A process flow chart for the recovery of Cu(II) and Ag(I) from the nitrate leachate of the target industrial dust was also provided. McCabe-Thiele plot for Cu(II) extraction using 2 mol/L LIX63.
Efficient removal and recovery of arsenic from copper …
DOI: 10.1016/J.JHAZMAT.2021.125232 Corpus ID: 233562453; Efficient removal and recovery of arsenic from copper smelting flue dust by a roasting method: Process optimization, phase transformation and mechanism investigation.
Recovery of copper from melting furnaces dust by …
The samples for bioleaching experiments were taken from furnace dust collectors. Particle size analysis of dust by screening and syclosizer showed that about 80% of dust particles are finer than 80 μm. The average copper and iron content of dust was 29.15% and 22.23% and the main copper sulphide minerals were chalcocite …
Recovering metals from flue dust produced in secondary copper …
Flue dust from secondary copper smelting (FDSC) is a hazardous waste as well as a secondary resource due to the high content of Cl, Br, and valuable metals (Pb, Cu, Zn, Cd).
Copper Metal Scrap In Bengaluru
Business listings of Copper Scrap, Used Copper manufacturers, suppliers and exporters in Bengaluru, Karnataka along with their contact details & address. Find here Copper Scrap, Used Copper, Copper Waste suppliers, manufacturers, wholesalers, traders with Copper Scrap prices for buying.
A Review of the Comprehensive Recovery of Valuable …
Prater and wells49 have patented a process for copper recovery from CSO dust. In their invention, the dust was leached in an autoclave in the conditions of 140 °C, …
A shortcut approach for cooperative disposal of flue dust …
Recovering harmful elements (As, Pb) and metals (Cu, Bi, Zn) from copper smelting flue dust (CSFD) is a critical subject and task for arsenic contamination control and resource sustainability. In this work, a two-step pyrometallurgical process was developed to preferentially separate arsenic and rec …
Recovery of valuable metals from copper smelting open-circuit dust …
A Review of the Comprehensive Recovery of Valuable Elements from Copper Smelting Open-Circuit Dust and Arsenic Treatment JOM 10.1007/s11837-020-04242-0
Recovery of zinc and copper from copper smelter flue dust
PMID: 30192727. DOI: 10.1080/09593330.2018.1521473. Abstract. Copper smelter flue dust is a residue, rich in zinc, originating from the pyrometallurgical process of copper, …
High-purity copper recycled from smelter dust by sulfation …
Metal recycling is drawing high interest in the context declining natural resources and the future circular economy. Smelter dust from copper extraction plants contains copper (Cu), which is both an economic loss and a pollution issue. There is therefore a need for techniques to recover Cu from ultrafine dust. Here we tested …
Resource Recovery and Recycling from Waste Metal Dust (II …
This economic model is distinct from the circularity model, which contains ideas like "resource recovery and recycling; a system that minimizes the use of resource inputs that result in waste, pollution, and carbon emissions [ 17, 18 ].". Given the aforementioned, Evert Swanepoel, the executive chairperson of the Copper …
Recovery of zinc and copper from copper smelter flue dust.
Copper smelter flue dust is a residue, rich in zinc, originating from the pyrometallurgical process of copper, and constitutes a potential raw material for zinc production. In order to valorise this waste by hydrometallurgical processes, its leaching with sulphuric acid at constant pH is studied. Experimental conditions (temperature, pH, and pulp density) are …
Recovery of metal values from copper smelter flue dust
Semantic Scholar extracted view of "Recovery of metal values from copper smelter flue dust" by J. Ke et al. Skip to search form Skip to main content Skip to account menu ... {Recovery of metal values from copper smelter flue dust}, author={Jia-jun Ke and Ruifang Qiu and Chia-Yung Chen}, journal={Hydrometallurgy}, year={1984}, volume={12}, pages ...
Recovering metals from flue dust produced in secondary copper …
Flue dust from secondary copper smelting (FDSC) is a hazardous waste as well as a secondary resource due to the high content of Cl, Br, and valuable metals (Pb, Cu, Zn, Cd). Herein, a novel process, combined low-temperature roasting, water leaching, and mechanochemical reduction, was developed for recovering metals from the FDSC.
Pyrometallurgical Recovery of Valuable Metals from Flue …
2 Citations. Abstract. Low-grade copper concentrates containing increased impurities such as As, Pb, and Zn are used in copper production. In copper smelting …
Continuous copper recovery from a smelter's dust in stirred …
DOI: 10.1016/J.MINPRO.2007.10.003 Corpus ID: 95150193; Continuous copper recovery from a smelter's dust in stirred tank reactors @article{Bakhtiari2008ContinuousCR, title={Continuous copper recovery from a smelter's dust in stirred tank reactors}, author={Fereshteh Bakhtiari and Hossein Atashi and …
Recovery of Copper, Lead, Zinc, and Arsenic from Copper Smelting Dust
The separation of Cu, Pb, Zn, and As from copper smelting dust through oxidative alkali leaching and sulfide precipitation, as well as the subsequent recovery of As through calcification ...
Characterization and recovery of metal from ESP dust of an …
Therefore, there is a need to recover the metals from copper smelter dust which is essential for economic reason, for reducing environmental hazards and also for …