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  • Flotation of copper sulphide from copper smelter slag

    2015-10-10 · 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.

    The Recovery of Copper from Smelting Slag by

    2017-2-8 · 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

    Flotation of copper sulphide from copper smelter slag

    The information will help in the flotation of copper smelter slag for better copper grade and recovery. Abstract Present work focuses on the differences in the performances obtained in the froth flotation of copper smelter slag with multiple collector viz. sodium iso-propyl xanthate (SIPX), sodium di-ethyl dithiophosphate (DTP) and alkyl hydroxamate at various dosages.

    RECOVERY OF COPPER FROM COPPER SLAG AND

    2014-9-8 · Abstract: Copper smelter slag and copper smelter slag flotation tailings were leached using sulphuric acid solutions, without or with the addition of either ferric sulphate or hydrogen peroxide. Copper extraction from the slag was typically found to be twice as high as that from the slag flotation tailings.

    Recovery of metal values from copper slags by

    2007-2-1 · The second route was found to be suitable for the treatment of the copper slag studied. In the flotation step, a copper concentrate containing approximately 11% Cu was produced with a 77% recovery while 93% of the cobalt stayed in the tailings.

    Research of the Complex Copper Slag Flotation

    A kind of complex Copper slag has been studied. The run-of-mine grade of copper was 0.93%. Through the research of the flotation separation test, the optimal grinding fineness (-0.074mm) was about to 75%. The optimum kind and dosage of collector was 150 g/t Y89. The dosage of sodium silicate which was the Slime dispersing agent was 1000g/t.

    Optimization of the flotation of copper smelter slags from

    2021-3-26 · The slags were milled to 75 percent less than 45 microns in order to liberate the copper minerals sufficiently for the flotation tests which were performed on slag samples from three different sources (TSL furnace, copper converters, reverberatory furnace) to recover the copper minerals.

    Copper Recovery Through Smelter Slag Flotation in

    Copper slag flotation was studied on an industrial scale at a concentrator plant in the region of Atacama, Chile. This study consisted of the physical, chemical, and mineralogical characterization of the copper slag, along with preliminary flotation tests. This article focuses on industrial flotation, which consisted of two one-year campaigns

    COMPARATIVE RESULTS OF COPPER FLOTATION FROM

    2013-11-26 · 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%.

    Recovery of Copper from Reverberatory Copper Slag and

    2016-6-8 · flotation to recover entrained copper contents. This technique produces a flotation concentrate copper Copper slag is +2a form of olivine, a magnesium, iron and silicate mineral with the formula (Mg,Fe+2) 2 SiO 4. The production of nano silica from the dissolution of olivine is an economic option when

    Research of the Complex Copper Slag Flotation

    A kind of complex Copper slag has been studied. The run-of-mine grade of copper was 0.93%. Through the research of the flotation separation test, the optimal grinding fineness (-0.074mm) was about to 75%. The optimum kind and dosage of collector was 150 g/t Y89. The dosage of sodium silicate which was the Slime dispersing agent was 1000g/t. The dosage of sodium carbonate was 800g/t.

    Copper Recovery Through Smelter Slag Flotation in

    Copper slag flotation was studied on an industrial scale at a concentrator plant in the region of Atacama, Chile. This study consisted of the physical, chemical, and mineralogical characterization of the copper slag, along with preliminary flotation tests. This article focuses on industrial flotation, which consisted of two one-year campaigns

    COMPARATIVE RESULTS OF COPPER FLOTATION FROM

    2013-11-26 · 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%.

    flotation of copper slag in singapore

    flotation of copper slag in singapore. AS a leading global manufacturer of crushing and milling equipment, we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete stone crushing plant.

    Recovery of Copper and Silver by Flotation from

    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

    [PDF] Recovery of copper from the copper slag and

    Copper smelter slag and copper smelter slag flotation tailings were leached using sulphuric acid solutions, without or with the addition of either ferric sulphate or hydrogen peroxide. Copper extraction from the slag was typically found to be twice as high as that from the slag flotation tailings. Hydrogen peroxide was determined to be the best lixiviant.

    2-Recovery of Copper and Cobalt from Converter Slag

    2018-8-20 · Key words: Converter slag, flotation, copper, cobalt, sulphurization. 1. Introduction Copper slag is produced in large amounts in seven copper smelter plants in Chile, and it is estimated that around 4 million tons of slag are disposed every year and another 40 to

    THE EFFECT OF COOLING RATE OF SLAG FROM PRIMARY

    2015-4-5 · 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

    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

    Copper Smelting 911 Metallurgist

    2021-1-13 · Copper in the slag is largely in the form of metallic copper and good recovery by flotation can be obtained by slow cooling the slag at ambient temperature to promote copper crystal growth. More study is needed to determine the optimum cooling cycle for maximum copper crystal growth.

    flotation of copper slag in singapore

    flotation of copper slag in singapore. AS a leading global manufacturer of crushing and milling equipment, we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete stone crushing plant.

    某铜渣选矿厂浮选药剂优化试验研究-Experimental research

    Experimental research on flotation reagent optimization in a copper slag dressing plant lvxulong 1,Xu Peiyan 1,Wen Zhisen1 1,Zhong Shuiping 1,Chi Xiaopeng 2 (1.Zijin Copper;2.College of Zijin Mining,Fuzhou University)

    Recovery of Copper from Reverberatory Copper Slag and

    2016-6-8 · flotation to recover entrained copper contents. This technique produces a flotation concentrate copper Copper slag is +2a form of olivine, a magnesium, iron and silicate mineral with the formula (Mg,Fe+2) 2 SiO 4. The production of nano silica from the dissolution of olivine is an economic option when

    铜冶炼渣中单质铜相强化浮选回收工艺优化及生产实践

    Abstract:This paper introduces the optimization method of strengthening flotation process of copper phase in copper smelting slag.The results show that under the optimized conditions, the recovery of copper, gold and silver are 93.64%, 83.30% and 93.65%

    THE EFFECT OF COOLING RATE OF SLAG FROM PRIMARY

    2015-4-5 · 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

    Enhancing the flotation recovery of copper minerals in

    The cumulative copper recoveries increased markedly to over 90%, which represents a significant improvement in comparison to the recoveries obtained from the mill-float process. Sodium alkyl dithiophosphate, mercaptobenzothiazole (FC7245) was found to be the secondary flotation reagent that gave the best copper recoveries.

    SUSTAINABILITY OF COPPER SLAG PROCESSING FROM

    2016-6-30 · represents the processing of copper slag by flotation. Keywords: flash smelting, copper slag, recycling, flotation, RTB Bor Introduction RTB Bor (Rudarsko-topioničarski basen Bor), as an integrated copper mining and metallurgy company, is located in Bor, Serbia. A century ago the town of Bor had been just a small village.

    RECOVERY OF COPPER FROM SMELTING SLAG BY

    2015-11-11 · flotation of slag tailings using sulphuric acid solutions, without or with the addition of either ferric sulphate or hydrogen peroxide. However, the maximum copper extraction attained with the slag was modest at about 63%, whereas that obtained with the slag flotation tailings was as low as 33% (Urosevic et al., 2015). Accordingly, the objective

    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

    Copper Smelting 911 Metallurgist

    2021-1-13 · Slag formed in the smelting and converting reactions flows to the slag well. Slag cleaning occurs as a result of contact with lower grade matte in passing through zone 1, by the roast reaction of copper sulfide and copper oxides by the reduction of copper oxide by sulfur and ferrous sulfide, and by the reduction of magnetite.

    Copper Slag Flotation Process najlepsze-przepisy.pl

    Copper Slag Flotation Plant Feldspar Crusher Sales Xsm. Copper slag flotation plant copper slag flotation plant XSM excellent mining crushing machinery products or production line design the company is committed to building the Chinese brand mine crushing and processing machinery mainly crusher mill sand making our products copper slag flotation plant in than one hundred of the worldsales of

    Research of Laws Pyrite-Bearing Slag Flotation of Copper

    2020-4-20 · Keywords: copper smelting slag, flotation, conditioning-tion, copper recovery 1. Introduction Rebellious copper slags are involved in the processing at concentrating plants of the Southern Urals, in addition to pyrite copper and copper-zinc ores. Flotation technology is a universal method of enrichment of natural raw materials

    Tests on Copper Separation in Flotation from Copper

    The Influence factors of the matte smelting process,slag cooling method,cooling rate and slag composition on copper recovery in flotation are discussed.It is pointed out that slag cooling method and cooling rate are the main factors that affected the flotation recovery from copper slag.Taking sodium silicate as dispersant and inhibitor,and butyl xanthate and P3 as combinatorial collector

    copper flotation from converter slags in italy

    2020-9-27 · flotation of pgm converter slag MC Machinery,copper slag flotation plant Copper Flotation Plant Overview copper slag flotation plant YouTube 04062019 2012 laboratory test works and plant trials for milling and flotation of slow cooled copper slag in ttflotation of pgm converter slag copper slag washing plant copper slag iron ores reverseAs a leading global manufacturer of crushing

    Enhancing the flotation recovery of copper minerals in

    2020-3-25 · Converter slag Reverbetory furnace slag Copper recovery Flotation Milling and grinding ABSTRACT Namibia Custom Smelters (NCS) process a range of copper concentrates in their three furnaces, namely; top submerged lance, copper converter and reverberatory furnaces, in order to produce mattes and fayalitic slags. The

    某铜渣选矿厂浮选药剂优化试验研究-Experimental research

    Experimental research on flotation reagent optimization in a copper slag dressing plant lvxulong 1,Xu Peiyan 1,Wen Zhisen1 1,Zhong Shuiping 1,Chi Xiaopeng 2 (1.Zijin Copper;2.College of Zijin Mining,Fuzhou University)

    Recovery of Copper from Reverberatory Copper Slag and

    2016-6-8 · flotation to recover entrained copper contents. This technique produces a flotation concentrate copper Copper slag is +2a form of olivine, a magnesium, iron and silicate mineral with the formula (Mg,Fe+2) 2 SiO 4. The production of nano silica from the dissolution of olivine is an economic option when

    THE EFFECT OF COOLING RATE OF SLAG FROM PRIMARY

    2015-4-5 · 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

    SUSTAINABILITY OF COPPER SLAG PROCESSING FROM

    2016-6-30 · represents the processing of copper slag by flotation. Keywords: flash smelting, copper slag, recycling, flotation, RTB Bor Introduction RTB Bor (Rudarsko-topioničarski basen Bor), as an integrated copper mining and metallurgy company, is located in Bor, Serbia. A century ago the town of Bor had been just a small village.

    Mineração SEM study of a lead-iron slag flotation process

    2019-6-10 · generally, flotation results in low grade concentrates (ROY et al., 2015; Sarrafi et al., 2004). Roy et al. (2015) tested different mixtures of collectors for the flotation of a slag containing copper, iron and silicon. The authors pointed out the need for fine grinding (d 80 = 75μm) for copper particles liberation. Using a mixture of isopropyl

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