flotation oxidised copper ore -

  • (PDF) Flotation of an Oxidized Copper Sulfide Ore

    2022-1-4 · 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

  • 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

  • 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 ...

  • 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 ...

  • (PDF) Flotation behavior of the oxidized copper-cobalt ...

    The flotation by surface sulphidisation of the oxidized copper-cobalt-bearing ore from Kimpe (1.97% Cu; 0.66% Co) was studied in order to evaluate its behavior by the analysis of its most ...

  • 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.

  • (PDF) A Review of the Flotation of Copper Minerals

    2022-1-7 · Flotation of sulphidic and oxidic copper minerals is reviewed, with particular reference to previous studies of refractory copper ore flotation.

  • 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

  • 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

  • A New Application For Flotation Of Oxidized Copper Ore

    2013-12-24 · 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.

  • (PDF) Flotation behavior of the oxidized copper-cobalt ...

    The flotation by surface sulphidisation of the oxidized copper-cobalt-bearing ore from Kimpe (1.97% Cu; 0.66% Co) was studied in order to evaluate its behavior by the analysis of its most ...

  • 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.

  • Copper Oxide Flotation - Mineral Processing & Metallurgy

    2013-7-25 · Mineralogical characterization of the ore is a prerequisite to any flotation testing. Such information will allow one to estimate the amount of copper associated with well defined oxide copper minerals and with species such as Cu

  • Copper/gold mine. Flotation help with oxidized ore ...

    2022-1-4 · The addition of 6494 depends on the content of copper oxide ore. The pH should not be more than 10. The addition of soda ash could be useful to regulate the pH. If you don't have a cleaner-scavenger circuit, try to include it. This circuit

  • 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

  • (PDF) Recovery of cobalt and copper through reprocessing ...

    2021-12-28 · The present research aims at recovering copper and cobalt through reprocessing of tailings from flotation of oxidised ores of copper and cobalt achieved at

  • The Effect of Different Collectors on Oxidised Copper Ores ...

    For a refractory oxidised copper ores in Sichuan province, studing the different collectors on the influence of oxidised copper ores sulfide flotation behavior. The results showed that: the collecting performance of sodium isoamylxanthate was better. When the dosage of sodium isoamylxanthate was 550g/t, the copper concentrate grade of 19.09% could be obtained and recovery was

  • EFFECT OF GRINDING CHEMISTRY ON THE

    2017-12-17 · The oxidised sulphide ore was studied by artificially oxidising a copper sulphide ore to various states during 16 months. For each oxidation state, the effect of chemistry was studied through a series of grinding and flotation tests completed under various grinding environments.

  • 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

  • Simplified flotation flowsheet of oxidized copper-cobalt ...

    The flotation by surface sulphidisation of the oxidized copper-cobalt-bearing ore from Kimpe (1.97% Cu; 0.66% Co) was studied in order to evaluate its behavior by the analysis of its most ...

  • 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.

  • 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.

  • 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

  • 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

  • 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

  • Oxidative weathering of a copper sulphide ore and its ...

    2016-12-1 · Various oxidation events can affect a sulphide ore, either during in situ weathering of an ore body or during the different extraction and processing stages (mining operations, stockpiling, crushing, milling and flotation). In this study, a hypogene copper sulphide ore was artificially oxidised to various lengths of time by percolating a small ...

  • 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.

  • EFFECT OF GRINDING CHEMISTRY ON THE

    2017-12-17 · The oxidised sulphide ore was studied by artificially oxidising a copper sulphide ore to various states during 16 months. For each oxidation state, the effect of chemistry was studied through a series of grinding and flotation tests completed under various grinding environments.

  • Acid leaching of oxide–sulfide copper ore prior the ...

    2015-11-26 · 453 Acid leaching of oxide–sulfide copper ore prior the flotation – A way for an increased metal recovery Miroslav D. Sokić1, Vladan D. Milošević1, Velizar D. Stanković2, Vladislav Lj.Matković1, Branislav R. Marković1 1Institute for Technology of Nuclear and Other Mineral Raw Materials, Belgrade, Serbia 2University of Belgrade, Technical Faculty, Bor, Serbia