Characterization and recovery of copper values from discarded slagIn any copper smelter large quantities of copper slag are discarded as waste material causing space and environmental problems. This discarded slag . phases. The recovery of copper values from the discarded slag has been explored by applying a flotation technique using con- ... copper smelter and converter slags.copper flotation from converter slags,Effect of grinding time on flotation recovery of copper smelting slags .the flotation of the converter slags were presented, and the effect of the combined flotation of the slags with the ores on the copper recovery has also been evaluated. The recovery of the useful metals from the gangue material, obtained as a result of the flotation process of pyrometallurgical copper slags, was discussed .
Comments About copper flotation from converter slags
the effect of cooling rate of slag from primary copper production in .
necessary to process the slag generated in the process of concentrate smelting and converting of matte. Processing of smelting slag in the purpose of its "impoverishment" or better valorization of copper can be done in several ways. Processing the slag by the scheme of slow cooling-crushing-grinding-flotation in order to.
copper flotation from converter slags
Aug 25, 2016 . This is a simple video slideshow, if you want to know more details, please click on our website spellightbaptistschool , we will provide a p.
Copper recovery by flotation - Springer Link
Copper recovery by flotation. Slag composition loses priority to controlled cooling of the slag. by K. N. Subramanian and N. J. Themelis. In recent years, some copper smelters have turned to the use of milling for recovering the copper content of converter type slags. The reasons for doing this have in- cluded the advent of.
Recovery of Copper and Cobalt from Concentrate and Converter Slag
This study was designed to recover copper and cobalt hydrometallurgically from an enriched concentrate of flotation and converter slag. Three slag samples collected from the Ergani Copper Co. of Etibank were studied. In order to convert the copper and cobalt into sulfate compounds, samples were roasted after.
Effect of grinding time on flotation recovery of copper smelting slags .
the flotation of the converter slags were presented, and the effect of the combined flotation of the slags with the ores on the copper recovery has also been evaluated. The recovery of the useful metals from the gangue material, obtained as a result of the flotation process of pyrometallurgical copper slags, was discussed .
Improving Beneficiation of Copper and Iron from Copper Slag by .
Apr 14, 2016 . recovery of iron from copper flotation slag, more prior works focused mostly on the pyrometallurgical process, such as roasting-magnetic process and smelting reduction process. The roasting-magnetic separation process is the route to convert the metals into a desired phase, which can be easily separated.
copper flotation from converter slags,
Management of copper pyrometallurgical slags: giving . - SAIMM
In this work, a global characterization of copper pyrometallurgical slags produced and disposed . flash smelting furnace, Teniente converter, Peirce-Smith .. ENAMI (National Mining Companies)14. Slag flotation. The basic idea is to obtain a copper concentrate by using flotation techniques. This process was used in the.
Paper - Slag Valorisation Symposium
experiences on recovery of products contained in slag have been developed in Chile as well as worldwide. Chilean smelters use pyrometallurgical techniques or slag flotation techniques to recover additional copper from slag5. Slag cleaning by coal reduction. The Teniente Converter slag is transferred to a slag cleaning.
copper flotation and leaching - tfg
Leaching of copper and zinc from copper converter slag. Leaching of converter slag flotation tailings from the Svyatogor copper smeltery (Sverdlovsk region, Russia) by sulfuric acid solutions containing ferric ions was. Get More Info. image.
A Study of the Optimal Model of the Flotation Kinetics of Copper Slag .
Nov 15, 2013 . In this study the effect of mixtures of copper slag and flotation tailings from copper mine Bor, Serbia on the flotation . Keywords: copper slag, flotation tailings, flotation kinetics, first-order, model, MatLab. W pracy .. Recovery of copper, cobalt, and zinc from copper smelter and converter slags. Hydrometal-.
copper flotation from converter slags,
Copper extraction - Wikipedia
Copper extraction refers to the methods used to obtaining copper from its ores. The conversion of copper consists of a series of chemical, physical, and electrochemical processes. Methods have evolved and vary with country depending on the ore source, local environmental regulations, and other factors. As in all mining.
Research on New High Efficiency Recovery Process for Complex .
The chemical components, dissemination characteristics and flotation behaviour of copper slag have been investigated through chemical analysis, X-ray powder diffraction (XRD), electron microscopeand flotation tests. These results show that the converter copper slag from Hubei, China, is refractory resource owing to its.
sustainability of copper slag processing from new flash . - Quaestus
Keywords: flash smelting, copper slag, recycling, flotation, RTB Bor. Introduction . exploitation, flotation processing and pyrometallurgical process of copper . converter (PSC). The products of copper sulfide concentrate smelting in the. FSF are (i) molten sulfide matte (62% Cu), (ii) molten oxide slag (1,4% Cu) and (iii).
Copper mining. Chemical reactions. - School Science
Part of an interactive on-line booklet about copper mining explaining the chemical reactions used to purify copper. . They convert the copper minerals into copper metal. We can illustrate the types of process using the example of . We do this by heating the concentrated ore from froth floatation. It is heated to betweem 500.
Processing of copper converter slag for metal reclamation. Part I .
Waste Manag Res. 2007 Oct;25(5):440-8. Processing of copper converter slag for metal reclamation. Part I: Extraction and recovery of copper and cobalt. Deng T(1), Ling Y. Author information: (1)Institute of Process Engineering, Chinese Academy of Sciences, Beijing, PR China. dengt111163. Clean processing of.
Separating and Recycling of Fe, Cu, Zn from Dumped Copper Slag .
cooling results in an amorphous and homogeneous case with respect to metal distribution. When copper slag is cooled with water, there are usually crystalline liking fayalites along . Such methods mainly focus on flotation separation , leaching . ever, were often from converter furnace slag or brass melting slag which.
Copper - Department of Energy
Tailings from flotation of copper slag are a second RCRA special waste. . combination of solvent extraction, froth flotation, and electrowinning is generally used .. Discarded Converter Bricks. Dust. Waste Water. Spent Electrolytes. Anode Slimes. Acid. Gases. Acid Plant Blowdown. Effluents. Crud. Copper Slags.
Arch. Min. Sci., Vol. 59
In this study the effect of mixtures of copper slag and flotation tailings from copper mine Bor, Serbia on the flotation results of copper recovery and flotation kinetics parameters in a batch flotation cell has been investigated. By simultaneous adding old flotation tailings in the ball mill at the rate of 9%, it is possible to increase.
copper processing | Definition, History, & Facts | Britannica
In the flotation process, the finely ground ore, mixed with water and special reagents, is agitated by mechanical and pneumatic devices. These produce air bubbles in the ore-water mixture, or slurry. . The converter is rotated for skimming the slag and pouring the blister copper. A side-blown copper-nickel matte converter.
Comprehensive Utilization of Copper Converter Slags by Hybrid .
12 Optimization of operating parameters Small flotation tests were conducted in this stage. Considering the high Cu grade in the converter slag, stage grinding – stage beneficiation process was adopted in order to achieve the target of “early recovery”. According to past experience, the grinding fineness was determined as.
Copper Smelter - ChemistryElmhurst - Elmhurst College
At the same time the excess sulfur in the ore reduces copper(II) sulfide, CuS, to copper (I) sulfide, Cu2S, which melts and flows out of the bottom of the furnace. The slag is less dense and floats on the top. The molten copper(I) sulfide, called copper matte, is run into a converter furnace, where air containing oxygen is blown.
COPPER Copper production
2. converting matte by oxidation to crude (converter or blister) copper. 3. Refining the crude . flotation of the ore pulp, which exploits the different surface properties of the sulfidic copper ore and the gangue . . ores are processed directly to impure black copper ( 95 wt % Cu) and to a copper-rich slag. The two ore types.
Characterization of copper smelter slag and recovery of residual .
S. Roy, A. Datta, and S. Rehani, “Flotation of copper sulphide from copper smelter slag using multiple collectors and their mixtures,” Int. J. Miner. Process., vol. 143, pp. 43-49 . C. Arslan and F. Arslan, “Recovery of copper, cobalt, and zinc from copper smelter and converter slags,” Hydrometallurgy, vol. 67 (1-3), pp. 1-7, Dec.