Flotation Oxidised Copper Ore

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  • Flotation behavior of the oxidized coppercobaltbearing

    Flotation Behavior Of The Oxidized Coppercobaltbearing

    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 influential parameters and their possible interactions.

  • Vulcanization Flotation Of Copper Oxide Ore Yosoar

    Vulcanization Flotation Of Copper Oxide Ore Yosoar

    In the copper oxide flotation, direct flotation method usually can not achieve better results. Sulfuration flotation method is the main flotation method for treating copper oxide ore and mixed ore at home and abroad. For malachite, azurite, and red copper. Mine-based copper oxide ore can get better indicators. The method used to treat the mixed ore is Vulcanization Flotation Of Copper ...

  • PGM extraction from oxidized ores using flotation

    Pgm Extraction From Oxidized Ores Using Flotation

    flotation recoveries of oxidized copper minerals and oxidized lead ores. Orwe, Grano, and Lauder, 1998 Kongolo et al., 2003 Castro, Goldfarb, and Laskowski, 1974. Studies by Lee et al. 2009 have indicated that hydroxamate co-collectors have the potential to improve PGM flotation recoveries from oxidized ores because they can selectively form

  • COPPER ORE

    Copper Ore

    Copper ore deposits are reported from igneous, sedimentary as well as metamorphic rocks. The ores generally occurs as veins, disseminations and as bedded deposits. The principal copper bearing minerals are ... KHXM was synthesised in laboratory and was used as an auxiliary collector for enhancing flotation of oxidised copper minerals.

  • APPLICATION OF MODIFIED SULFIDIZING REAGENT

    Application Of Modified Sulfidizing Reagent

    MSR for a preliminary sulfidization of the oxidized copper ore in the flotation chamber, i.e. by variant II. This procedure of sulfidization of the oxidized cop-per minerals with using of MSR was tested on a sample of the oxidized copper ore from the Balkhash region containing mass Cu gener.

  • EFFECT OF GRINDING CHEMISTRY ON THE

    Effect Of Grinding Chemistry On The

    The effect of pulp chemistry on oxidised copper sulphide minerals and copper oxide minerals were first studied separately before examining a mixed system. The work completed on the oxidised sulphide mineral revealed that grinding pulp chemistry affects the flotation performance of the ore for each oxidation degree tested. For the

  • Enhanced sulfidation xanthate flotation of malachite using

    Enhanced Sulfidation Xanthate Flotation Of Malachite Using

    May 18, 2017 Deng, T. amp Chen, J. Treatment of oxidised copper ores with emphasis on refractory ores. Miner Process Extract Metall Rev 7 , 175207, doi

  • Studies of contact angles on oxidized copper minerals

    Studies Of Contact Angles On Oxidized Copper Minerals

    oxidized copper ores has not been attended with the Barne success. Some earlier practice is briefly discussed. A semi-oxidizedore was treated at Kennecottl by a combination method including gravity concen-tration, ammonia leaching, and flotation. Sodium sulphide, calcium poly-sulphide, coal-tar creosote, and steam-distilledpine oil were the ...

  • Estimated Water Requirements for the Conventional

    Estimated Water Requirements For The Conventional

    copper produced in the United States originated from flotation Daniel E. Edelstein, Copper Commodity Specialist, U.S. Geological Survey, written commun., March 20, 2012. Copper sulfide ores must be concentrated before they can be economically transported to a smelter.

  • Flotation Conditioners of Oxidized Zinc and Lead Ore

    Flotation Conditioners Of Oxidized Zinc And Lead Ore

    May 24, 2019 The use of flotation conditioners process can increase the selectivity of the flotation process, enhance the effect of the collectors, and improve the conditions of the ore pulp. 1. Sulfurizing Reagent. Oxidized ore is generally formed by ionic bonding, and is highly hydrophilic. It is not easy to float oxidized ore with xanthate collector.

  • floatation of copper sulphide ore

    Floatation Of Copper Sulphide Ore

    Table 5 presents the first order flotation rate constant, the maximum theoretical flotation recovery, and the coefficient of variation of the rate constant, obtained from the data of rougher flotation of a copper sulphide ore with 10 ww biosolids, 1.5 ww salt of humic acids, and a mixture of conventional collectors and frothers used in the

  • Froth Flotation Analysis of Oxidized LeadZinc Ore

    Froth Flotation Analysis Of Oxidized Leadzinc Ore

    Sep 24, 2019 Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic,which is suitable for lead-zinc ore.But the flotation of oxidized lead-zinc ore is a difficult one. In the treatment of lead-zinc oxide ore, it is complicated to choose flotation reagent and process flow.

  • Multianalysis Characterization of Mineralogical Properties

    Multianalysis Characterization Of Mineralogical Properties

    Nov 26, 2020 In general, sulfide ore is separated by direct flotation and useful minerals can be recovered from oxidized ore by flotation and leaching 3638. According to the results of the phase analysis of copper, lead, and zinc, the ore comprises both copper oxide minerals and copper sulfide minerals it is a typical oxygen-sulfur mixed copper ore of ...

  • A Multistage Sulphidisation Flotation Procedure for a Low

    A Multistage Sulphidisation Flotation Procedure For A Low

    This study was carried out to develop a flotation procedure for an oxide copper ore from a Region in Central Africa for producing an 18 copper concentrate for downstream processing at maximum recovery from a 4 copper feed grade. The copper recoveries achieved from the test work were less than 50 despite changes in reagent conditions multistage sulphidisation, use of RCA emulsion and ...

  • Flotation of a Refractory Copper Oxide Ore Using

    Flotation Of A Refractory Copper Oxide Ore Using

    Flotation of Jinping refractory copper oxide ore activated by a combined reagent of amine and ammonium has been fully studied in present study. The results show that the combined reagent i.e., ethylenediamine phosphate and ammonium bicarbonate has a remarkable effect on flotation performance, which can not only effectively activate the refractory copper oxide mineral, but also

  • A Flotation Technique for a SulfideOxidized CuCo Mixed Ore

    A Flotation Technique For A Sulfideoxidized Cuco Mixed Ore

    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 to 21.2 and the recovery achieved to 88.55 when the raw ore contained 2.63 Cu, 0.04 Co and 6.63 C.

  • The role of collectors in the flotation of partially

    The Role Of Collectors In The Flotation Of Partially

    Batch flotation tests were used to assess the performance in terms of mass-water recovery, sulphur grade-recovery, copper grade-recovery and acid soluble copper grade-recovery relationships and the Klimpel rate constant for copper recovery. Flotation characteristics of bornite rich Carolusberg copper sulphide ore from Okiep Copper Company 1.8 ...

  • Flotation of upper zone copper sulfide ores Exxon

    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 ...

  • Copper Mining and Extraction Oxide Ores

    Copper Mining And Extraction Oxide Ores

    The process used to treat sulfide copper ores begins at the mine site, where the copper-bearing minerals are physically separated from the rest of the rock. The flow diagram below shows how the percentage of copper increases as the ore is refined, first physically by froth flotation, then chemically by smelting and finally electrolytic refining.

  • PDF BULK FLOTATION OF COMPLEX COPPER ORE

    Pdf Bulk Flotation Of Complex Copper Ore

    BULK FLOTATION OF COMPLEX COPPER ORE FROM SIOCON, ZAMBOANGA DEL NORTE An Undergraduate Thesis Presented to the Faculty of the Metallurgical Engineering Department College of Engineering MSU- Iligan Institute of Technology Iligan City In Partial Fulfillment of the requirements for the degree of Bachelor of Science in Metallurgical Engineering Khmer Lee P. Lugod

  • Froth Flotation Method JXSC Machine

    Froth Flotation Method Jxsc Machine

    Dec 20, 2018 Oxygen has an effect on the flotation process of gold-silver sulfide ore oxidized to different degrees. For example, when a factory floatation contains gold and silver sulfide ore, the use of a large amount of organic matter and anoxic lake water, the flotation effect is not good, after mixing and aeration, the stable mineralization foam is ...

  • Flotation of oxide copper ore with sodium oleate from

    Flotation Of Oxide Copper Ore With Sodium Oleate From

    Oxide copper ore flotation with 800 gton 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.

  • Oxidative weathering of a copper sulphide ore and its

    Oxidative Weathering Of A Copper Sulphide Ore And Its

    Dec 01, 2016 A copper sulphide ore was artificially oxidised to various lengths of time. Grinding-flotation tests using different grinding media alloys were completed. The results reveal that as oxidation progressed the copper metallurgy deteriorated. The right grinding chemistry mitigated the negative impacts of ore oxidation.

  • Effect of Rinkalore Mixture on the Flotation of Mupine

    Effect Of Rinkalore Mixture On The Flotation Of Mupine

    Feb 01, 2011 In this study, flotation of oxidised ores rich in copper and cobalt from Mupine deposit in the Democratic Republic of Congo had been investigated. This ore contains 4.85 copper, 0.16 cobalt. The recovery of copper and cobalt was performed using flotation to increase the concentration of copper and cobalt. Flotation of the oxidized ore was performed with fatty acid type Rinkalore. Copper

  • Effect of Rinkalore Mixture on the Flotation of Mupine

    Effect Of Rinkalore Mixture On The Flotation Of Mupine

    In this study, flotation of oxidised ores rich in copper and cobalt from Mupine deposit in the Democratic Republic of Congo had been investigated. This ore contains 4.85 copper, 0.16 cobalt. The recovery of copper and cobalt was performed using flotation to increase the concentration of copper and cobalt.

  • PDF Investigation into the mineralogy and flotation

    Pdf Investigation Into The Mineralogy And Flotation

    Investigation into the mineralogy and flotation performance of oxidised PGM ore. ... recovery compared to equivalent tests conducted in the presence schemes generally used in the processing of oxidised copper ores mixed suldeoxide is also evaluated to determine their efcacy on oxidised PGM ores alkyl hydroxamate AM 28 co-collector ...

  • Mineralogical Prediction on the Flotation Behavior of

    Mineralogical Prediction On The Flotation Behavior Of

    Authors comment Generally, the copper porphyry ores are mined from several locations in the mining sites, thus, the mineral composition, oxidation degree, and copper grade vary greatly, which can affect the flotation performance. To overcome this problem, it is a common practice in a mining operation to blend these copper-molybdenum ores ...

  • Biological treatment of clarified wastewater from the

    Biological Treatment Of Clarified Wastewater From The

    Mar 31, 2021 This research aims at minimizing the pollution of watercourses arising due to industrial discharges. It is interested in the biological treatment of clarified wastewater from the flotation of copper and cobalt oxidized ores conducted in the region of Katanga DR Congo. It specifically focuses on the design of a treatment scheme for wastewater and on evaluating its effectiveness in removing ...

  • Review Evolution and Optimization of the Kansanshi

    Review Evolution And Optimization Of The Kansanshi

    sulphidisation for flotation of oxidized sulphides has also been demonstrated Newell et al., 2006. When introduced in the slurry, the sulphidiser dissociates into -the species H 2 S, HS-or S 2, depending on the pH. These ions react with the copper oxide minerals to form a sulphide layer on the surface of

  • flotation of copper

    Flotation Of Copper

    2. 2. Flotation Procedure All the flotation test-work was done using the Denver laboratory machine with a 1.5l stainless steel flotation cell. The required mass of nickel-copper sulphide ore material ground to 70 passing 75 m was weighed and placed in the flotation cell. This was followed by the addition of distilled water to about

  • Effects of ferric ion on cuprite surface properties and

    Effects Of Ferric Ion On Cuprite Surface Properties And

    The pulp from the sulfidization flotation of copper oxide ores contains several metal ions, among which ferric ion Fe depresses the flotation of copper oxide minerals. Thus, it is necessary ...

  • A New Application For Flotation Of Oxidized Copper Ore

    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.

  • PDF Flotation of an Oxidized Copper Sulfide Ore

    Pdf Flotation Of An Oxidized Copper Sulfide Ore

    Dec 30, 2017 From a flotation feed assaying 2.7 Cu, a copper concentrate assaying about 23.5 Cu at a recovery of 91.5 was obtained in only one roughing and one cleaning stages. EFFECT OF THE COLLECTOR DOSAGE...

  • Flotation of oxidized copper ores Inspiration

    Flotation Of Oxidized Copper Ores Inspiration

    The method of recovering copper by froth flotation from an aqueous pulp of an ore containing both sulfide and oxidized minerals of copper which comprises subjecting an aqueous pulp of the ore to a first froth flotation operation in the presence of a collector for sulfide copper minerals, thereby producing a concentrate containing a large proportion of the sulfide copper minerals, then subjecting the residual ore

  • Evaluating the sulphidisation and flotation of oxidised

    Evaluating The Sulphidisation And Flotation Of Oxidised

    Apr 01, 2021 The process has been traditionally applied to flotation of copper oxide-bearing ores to activate them for thiol collector flotation Castro et al., 1974, Castro et al., 1976, Lee et al., 2009, Phetla and Muzenda, 2010, Shengo et al., 2014, Tijsseling et al., 2019.