flotation oxidised copper ore

(PDF) Flotation of an Oxidized Copper Sulfide Ore

2022-2-9 · Flotation of an Oxidized Copper Sulfide Ore . Ahmed A. Seifelnasr 1 , Ghorashi Z. Zain 2, Abdel-Zaher M. Abouzeid *3. 1 Faculty of Petroleum and

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(PDF) A New Application For Flotation Of Oxidized Copper

In this study, the flotation of oxidized copper ore obtained from Ergani Copper Mining Company in Turkey was performed. This ore contains 2.03% copper, 0.15% cobalt and 3.73% sulfur.

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A New Application For Flotation Of Oxidized Copper Ore

In this study, the flotation of oxidized copper ore obtained from Ergani Copper Mining Company in Turkey was performed. This ore contains 2.03% copper, 0.15% cobalt and 3.73% sulfur. An effective processing method has not been found to recover copper and cobalt from this ore, which has been stockpiled for 40-45 years in the idled plant. It was established that recovery of

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A New Application For Flotation Of Oxidized Copper Ore

2013-12-24 · oxidized copper ore and different structures of copper ore have been carried out by many researchers using various flotation conditions. Oxidized copper ores are found in many places in the world. Formation of this type of ore occurs in the same locations as other copper ores. Due to this, the economical evaluation of oxidized copper ore is ...

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Flotation of oxidized copper ores - Inspiration ...

An ore containing 0.33% by weight sulfide copper minerals and 0.45% by weight oxidized copper minerals was subjected to a sequence of conditioning and rougher flotation operation as described in Example I. The final rougher tailings contained 0.09% sulfide copper minerals and 0.17% oxidized copper minerals, for an overall recovery in the ...

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Flotation of oxide copper ore with sodium oleate from

2020-5-12 · Oxide copper ore flotation with 800 g/ton sodium oleate at pH 9 yielded 14.4% Cu with 83.3% recovery in a rougher circuit. To enhance the flotation performance, in terms of %Cu, optimum dosages of sodium silicate, quebracho, and pine oil were examined. At the optimum dosages, the grade increased to 20.1% Cu with 76.4% recovery.

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(PDF) Kinetic study on oxidized copper ore flotation from ...

In this study, the flotation of oxidized copper ore obtained from Ergani Copper Mining Company in Turkey was performed. This ore contains 2.03% copper, 0.15% cobalt and 3.73% sulfur.

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(PDF) A Review of the Flotation of Copper Minerals

2022-2-8 · Flotation of sulphidic and oxidic copper minerals is reviewed, with particular reference to previous studies of refractory copper ore flotation.

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RECOVERY OF COPPER FROM OXIDE COPPER ORE BY

2014-12-24 · The aim of this study was the recovery of copper from the oxide copper ore by froth flotation and agitating sulphuric acid (H 2 SO 4) leaching. The ore with 4.21% copper grade used in this study was obtained from Çorum-Dangaz region of Turkey. Native copper, cuprite (Cu 2 O), tenorite (CuO), and malachite (Cu 2 (OH) 2 /CO 3) were the

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Copper Flotation - Mineral Processing & Metallurgy

2016-5-16 · A Copper Flotation Flowsheet. Because the copper in this type of ore usually assays only plus or minus 1% copper, the porphyry copper operations must be relatively large in order to be commercial. The flowsheet in this study

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Flotation of oxide copper ore with sodium oleate from

2020-5-12 · Oxide copper ore flotation with 800 g/ton sodium oleate at pH 9 yielded 14.4% Cu with 83.3% recovery in a rougher circuit. To enhance the flotation performance, in terms of %Cu, optimum dosages of sodium silicate, quebracho, and pine oil were examined. At the optimum dosages, the grade increased to 20.1% Cu with 76.4% recovery.

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Role of sodium sulfide in the flotation of oxidized copper ...

This paper reviews uses of sodium sulfide in the flotation of oxide minerals of copper, lead, and zinc. The activation and depression effects of sodium sulfide are of particular importance because of their applications with oxidized lead and copper ores. In spite of its industrial importance, the nature of the heterogeneous reactions between sulfide ions in solution and the surface of

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FLOTATION OF OXIDIZED COMPLEX COPPER-LEAD-

2019-12-17 · study, the copper-rich sulphide ore zone of Yenipazar Au-Ag-Cu-Pb-Zn complex sulphide ore was tested. Low selectivity and recovery problems occur in the flotation of this copper-rich ore since it includes secondary copper minerals causing high degrees of surface oxidation. Also, this ore contains high amount of clay and mica minerals.

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RECOVERY OF COPPER FROM OXIDE COPPER ORE BY

2014-12-24 · The aim of this study was the recovery of copper from the oxide copper ore by froth flotation and agitating sulphuric acid (H 2 SO 4) leaching. The ore with 4.21% copper grade used in this study was obtained from Çorum-Dangaz region of Turkey. Native copper, cuprite (Cu 2 O), tenorite (CuO), and malachite (Cu 2 (OH) 2 /CO 3) were the

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Flotation of oxidized minerals of copper using a new ...

1997-9-1 · immmolu J~Mt OF minERAL PROtENNIH6 ELSEVIER Int. J. Miner. Process. 50 (1997) 275-287 Flotation of oxidized minerals of copper using a new synthetic chelating reagent as collector M. Barbaro a,*, R. Herrera Urbina u C. Cozza a D. Fuerstenau c A. Marabini a a CNR - Istituto Trattamento Minerali, Via Bolognola, 7-00138 Roma, Italy b Departamento de

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How to Beneficiate Oxidized Copper Ores? - JXSC Machine

2021-9-8 · Separation flotation method can also achieve good results for refractory oxidized copper ore. It is to crush the mineral to a certain particle size, mix 0.1% ~ 1.0% salt and 0.5% ~ 2.0% pulverized coal, and heat it to about 900 ℃ in oxygen isolation. The copper in the ore will precipitate on the carbon particle surface in metal state.

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Copper Flotation - Mineral Processing & Metallurgy

2016-5-16 · A Copper Flotation Flowsheet. Because the copper in this type of ore usually assays only plus or minus 1% copper, the porphyry copper operations must be relatively large in order to be commercial. The flowsheet in this study

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Copper ores - Danafloat

Effective flotation collector reagent selection is dependent on the sulphide minerals present, their mineral associations in the ore, and circuit characteristics. Because an ore typically has more than one copper sulphide mineral type, often a combination of sulphide flotation collectors is used to maximize metallurgical performance.

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Oxidized Copper Ore, Recovery by Heap Leaching, Usual ...

2022-2-9 · Oxidized Copper Ore Recovery by Heap Leaching After being crushed into particles of about one centimeter in diameter and prepared in agglomerates (porous and mechanically stable material), the ore is deposited on a sealed floor to form a heap of the order of a dozen meters high and several hundreds of meters long and wide (Figure 7.10a ...

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Flotation of Oxidized Lead-silver Ores - 911 Metallurgist

2016-4-1 · Eureka, Nev., using tables and flotation, on an oxidized lead-silver ore. In 1924, the American Smelting & Refining Co. started a 250-ton mill in northern Peru, to treat a high grade óxidized gold-silver ore with very low lead values. In 1924, the Grand Central Mining Co. started a 200-ton flotation mill on old oxidized gold-silver-lead ...

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Copper ores - Danafloat

Effective flotation collector reagent selection is dependent on the sulphide minerals present, their mineral associations in the ore, and circuit characteristics. Because an ore typically has more than one copper sulphide mineral type, often a combination of sulphide flotation collectors is used to maximize metallurgical performance.

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FLOTATION OF OXIDIZED COMPLEX COPPER-LEAD-

2019-12-17 · study, the copper-rich sulphide ore zone of Yenipazar Au-Ag-Cu-Pb-Zn complex sulphide ore was tested. Low selectivity and recovery problems occur in the flotation of this copper-rich ore since it includes secondary copper minerals causing high degrees of surface oxidation. Also, this ore contains high amount of clay and mica minerals.

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A Flotation Technique for a Sulfide-Oxidized Cu-Co Mixed

The research results showed that the pre-removal of carbonaceous mud - asynchronous flotation process got a better flotation results than the conventional process. Using the former approach the copper grade in concentrate achieved

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How to Beneficiate Oxidized Copper Ores? - JXSC Machine

2021-9-8 · Separation flotation method can also achieve good results for refractory oxidized copper ore. It is to crush the mineral to a certain particle size, mix 0.1% ~ 1.0% salt and 0.5% ~ 2.0% pulverized coal, and heat it to about 900 ℃ in oxygen isolation. The copper in the ore will precipitate on the carbon particle surface in metal state.

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Flotation of upper zone copper sulfide ores - Exxon ...

In another embodiment of the present invention, an alkaline conditioned ore containing copper sulfide and oxidized copper sulfide minerals is treated prior to flotation by adding a collector or mixture of collectors, optionally a frother or mixture of frothers, and a surface modifying agent such that the platinum electrode potential of the ore ...

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氧化铜矿物浮选的表面硫化研究进展-Research progress on ...

2019-11-24 · Sulfidization flotation is the most economical and effective way to deal with oxidized copper ore. The quality of sulfidization directly affects the flotation index. In this paper, the common methods of sulfidization of copper oxide ore, the function of sulfidization and the reasons of inhibition caused by excessive sulfidization are described.

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Copper Flotation - Elmhurst University

2015-4-10 · The copper minerals and waste rock are separated at the mill using froth flotation. The copper ore slurry from the grinding mills is mixed with milk of lime (simply water and ground-up limestone) to give a basic pH, pine oil (yes, it

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Copper-Zinc ores - Danafloat

although as always, circuit and ore conditions impact specific reagent selection. If the talc levels are sufficiently high and negatively impact metallurgy, talc depressants can be used in both the copper and zinc flotation circuits. These depressants include carboxymethyl, cellulose, dextrin, guar gum, and starch. Talc flotation interference ...

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The Complete Collection of Copper Beneficiation Reagents ...

2021-7-12 · The flotation effect of refractory copper-sulfur ore containing secondary copper minerals is better than that with butyl xanthate, but its selectivity is worse. Aerofloat Aerofloat has a weak collection capacity and slow flotation speed for sulphide minerals, but its selectivity is better than that of xanthate collectors.

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Copper Ore Types: Sulfides vs. Oxides | INN

2022-1-25 · Copper-containing rock, or copper ore, holds only a small percentage of copper. Most of the rock is unwanted material, typically referred to as gangue.There are two main types of copper ore that ...

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