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effective copper slag flotation

Flotation of copper sulphide from copper smelter slag

Oct 10, 2015· However, among the various processing method, physical separation by froth flotation is widely applied and some researchers considered flotation as an effective method to recover copper from slag. Understanding the slag mineralogy and associations of copper in the flotation feed is crucial to optimise operations.

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Optimization of the flotation of copper smelter slags from

flotation tests which were performed on slag samples from three different sources (TSL furnace, copper converters, reverberatory furnace) to recover the copper minerals. A range of commercial flotation reagents including xanthates, dithiophosphates, mercaptobenzothiazole,

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The Recovery of Copper from Smelting Slag by Flotation

Feb 08, 2017· Abstract. Aiming at the recovery of copper from smelting slag, a flotation approach was studied. It was found that this slag composed of fine particles with complex association and distribution, in which bornite was the main copper-bearing mineral after a detailed mineralogy analysis via polarizing microscope, SEM and XRD.

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Recovery of metal values from copper slags by flotation

The recovery of copper from reverberatory furnace slag utilizing flotation has been studied. The effective factors such as particle size, pH, the amount and type of collector and additives, and

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COMPARATIVE RESULTS OF COPPER FLOTATION FROM

Production of copper concentrate by flotation of smelter slag has started in 2001. Flotation concentrate goes to the Copepr Smelter once more for production of cop-per cathodes and the rough flotation tailings go to the flotation tailing dump. Copper recoveries in the flotation process of smelter slag reaches the value of about 45- 50%.

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Recovery of copper from reverberatory furnace slag by

Mar 01, 2004· The effective factors such as particle size, pH, the amount and type of collector and additives, and flotation time were examined. The effect of cooling rate on flotation behavior of the slag was also studied. For an air-cooled slag at optimized conditions, 72% of copper was recovered in one stage flotation and a 12.6% copper concentrate was

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(PDF) A Study of the Optimal Model of the Flotation

The grinding of the material (pure copper slag and mixture of copper slag and old flotation tailings) was carried out using a laboratory ball mill (400 ×125 mm), at 15% ball charge and at 16

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Mineralogical and morphological factors affecting the

Jan 05, 2021· The results of this paper are expected to provide a reference to improve copper recovery, effectively control the redistribution of arsenic and other elements during the slag flotation beneficiation process and appropriately dispose of and utilize slag flotation products. 2. Materials and methods2.1. Samples collection

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Optimization of the flotation of copper smelter slags from

flotation tests which were performed on slag samples from three different sources (TSL furnace, copper converters, reverberatory furnace) to recover the copper minerals. A range of commercial flotation reagents including xanthates, dithiophosphates, mercaptobenzothiazole,

More

The Recovery of Copper from Smelting Slag by Flotation

Abstract. Aiming at the recovery of copper from smelting slag, a flotation approach was studied. It was found that this slag composed of fine particles with complex association and distribution, in which bornite was the main copper-bearing mineral after a detailed mineralogy analysis via

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Flotation of copper sulphide from copper smelter slag

Correlated the slag mineralogy with flotation performance of copper sulphide. The role of single collectors and collector mixture were evaluated in terms of copper grade and recovery. Examined the flotation results to investigate that whether there was synergistic effect arising from mixing collectors.

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Recovery of Copper from Copper Smelter Slag by Flotation

The recovery of copper from copper smelter slag utilizing flotation has been studied. A copper smelter slag from the Wang Jiaqiao smelter in Yunnan Province of china, containing 2.76% Cu, 44.41% Fe, 2.34% Zn and 18.4g/t Ag and so on, has been used .The effective factors such as grinding fineness, pH, and the dosage and type of collector were examined.

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(PDF) MICROSCOPY ANALYSIS OF COPPER SLAG AND ITS

The recovery of copper from reverberatory furnace slag utilizing flotation has been studied. The effective factors such as particle size, pH, the amount and type of collector and additives, and

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THE EFFECT OF COOLING RATE OF SLAG FROM PRIMARY

Apr 05, 2015· The content of copper in the flotation tailings directly depends on fragmentation rate (Figure 1). Expected content of copper in the flotation tailings, in the case of cooling in pits, is 0.5-0.9%, and in the case of cooling in pots, from 0.22 to 0.35% Cu. Fig. 1. The effect of fragmentation rate on the slag flotation [6]

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RECOVERY OF COPPER FROM COPPER SLAG AND COPPER

Recovery of copper from copper slag and copper slag flotation tailings 75by oxidative leaching Table 1. Chemical compositions of the copper smelter slag and the slag flotation tailings Constituent Content (wt.%) Copper Slag Slag Flotation Tailings Cu total 0.97 0.59 Cu oxides 0.15 0.06 Cu sulphides 0.82 0.53 SiO 2 33.75 34.62 Al 2 O

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(PDF) Investigation of Effective Parameters in Copper Slag

The recovery of copper from reverberatory furnace slag utilizing flotation has been studied. The effective factors such as particle size, pH, the amount and type of collector and additives, and

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(PDF) The Effect of Copper Bearing Particles Liberation on

Herreros et al. (6) Flotation is a process used for concentration of sulphide tried to extract copper from reverberatory and flash furnace minerals of copper, but it is used for the recovery of slags by chlorine leaching; the results show that 80 90% of valuable metals from smelter slag as well.

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SUSTAINABILITY OF COPPER SLAG PROCESSING FROM

Flotation is an important technology to recover copper from copper slag. There are a few industrial flotation facilities for treatment of copper slag, such as: Magma Copper San Manual facility, USA, Altonorte Flotation Plant, Chile, Outokumpu facility, Finland,

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Improving Beneficiation of Copper and Iron from Copper

waster copper slag reached 140 million ton by 2015 in China [6]. Generally, copper slag contains about 35–45 wt. % iron and 0.5–1.5 wt. % copper, indicating that it is a valuable secondary resource for recycling and utilization [3]. However, more than 80% of copper slag has not been effectively

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The effect of primary copper slag cooling rate on the

Technological procedure of slow cooling slag from primary copper production is applied in the purpose of copper recovery in the level of 98.5% to blister. This technological procedure is divided into two phases, first slow cooling of slag on the air for 24 hours, and then accelerated cooling with water for 48 hours. Within the research following methods were used: calculation of nonstationary

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Recovery of Copper from the Slag of Khatoonabad Flash

Therefore, the aim of this study was to investigate the possibility of copper recovery from this slag using flotation method, and to determine the effective parameters involved in the process. Based on the experiments conducted, the best results were obtained for pH 11.5, 60 g/t Z 11 and R 407 collectors with a weighing ratio of 3-2, 40 g/t of

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Recovery of Copper and Silver by Flotation from Smelting

The recovery of copper from smeltery furnace slag by flotation has been studied. By analysis the slag containing 1.61% copper and 27.80g/t silver is available to recovery. The effective factors such as particle size, the amount and type of collector were examined. The combination of the collectors was also examined. With the process utilized in this work, a copper concentrate of 26.47% Cu with

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