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Flotation Of Copper Ores

121 Concentration by Froth Flotation Chapters 3 and 4Chapter 3Chapter 4 The copper ores being mined in 2010 are too lean in copper 052 Cu to be smelted directly Heating and melting their huge quantity of waste rock would require prohibitive amounts of hydrocarbon fuel

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  • Copper Ore an overview ScienceDirect Topics

    121 Concentration by Froth Flotation Chapters 3 and 4Chapter 3Chapter 4 The copper ores being mined in 2010 are too lean in copper 052 Cu to be smelted directly Heating and melting their huge quantity of waste rock would require prohibitive amounts of hydrocarbon fuel

  • Acid leaching of oxidesulfide copper ore prior the

    453 Acid leaching of oxidesulfide copper ore prior the flotation A way for an increased metal recovery Miroslav D Soki1 Vladan D Miloevi1 Velizar D Stankovi2 Vladislav LjMatkovi1 Branislav R Markovi1 1Institute for Technology of Nuclear and Other Mineral Raw Materials Belgrade Serbia 2University of Belgrade Technical Faculty Bor Serbia

  • Method of flotation of sulfide copperzinc ores

    57 Abstract Usage mineral processing in particular flotation of copperzinc sulphide ores and products Method of flotation of sulfide copperzinc ores includes the conditioning of the pulp in a calcareous environment with reagentsregulators sulfur sodium and zinc sulfate the introduction of collector and Frother and subsequent separation with separation of copper minerals in the

  • US3827557A Method of copper sulfide ore flotation

    A novel flotation promoter used in the concentration of copper bearing ores for the efficient selective flotation of copper values including chalcopyrite with suppression of iron pyrites the promoter comprising a sodium sulfate of an aliphatic hydrocarbon having a carbon chain in excess of 12 carbons and chemically combined with at least one mole of the C2C3 alkylene oxides

  • US4460459A Sequential flotation of sulfide ores Google

    A sequential flotation process for the recovery of highgrade concentrates of copper lead and cobaltnickel from sulfide ores is provided A primary grind ore pulp is conditioned with SO 2 as H 2 SO 3 under intense aeration and the conditioned pulp subjected to sequential flotation with regrinding and conditioning of a copper rougher concentrate obtained in the first flotation step for copper

  • USGS OpenFile Report 20121089 Estimated Water

    Abstract This report provides a perspective on the amount of water used by a conventional copper flotation plant Water is required for many activities at a minemill site including ore production and beneficiation dust and fire suppression drinking and sanitation and minesite reclamation

  • Flotation Guidebook

    Application of Orica Reagents to Specific Ore Types 21 61 Iron Sulphide Gold Ores 22 62 Copper Ores 22 63 Low Grade CopperGold Ores 23 64 LeadZinc Ores 24 65 CopperZinc Ores 24 66 CopperLeadZinc Ores 25 67 Nickel Ores 26 Planning and Analysis of Flotation

  • Copper Sulfide Flotation Mineral Processing amp Metallurgy

    Apr 13 2016 Flowsheet for treatment of Copper Sulfide ores rich in minerals such as chalcopyrite with gold and silver as well as arsenopyrite The above flowsheet is designed for the treatment by flotation of copper as chalcopyrite with gold and silver values The ore ranging from 6065 silica with pyrite arsenopyrite and calcite with 3 to 4 copper

  • Role of sodium sulfide in the flotation of oxidized copper

    Aug 01 1986 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 oxidized

  • Froth flotation process for copper

    Copper Flotation Metallurgist amp Mineral 16052016 Flotation of Copper Ores In most plants engaged in the flotation of ores containing copperbearing sulphide minerals with or without pyrite pine oil is employed as a frother with one of the xanthates or aerofloat reagents or a combination of two or more of them as the promoterCopper is extracted from copper pyrites by froth flotation

  • Acid leaching of oxidesulfide copper ore prior the

    copper ore was considered and a modification of the existing process was performed by inserting the leaching process between the ore milling and the flotation sections Therefore a higher overall efficiency of the copper removal from such minerals blend was obtained Through this study the influence of some parameters

  • Estimated Water Requirements for the Conventional

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

  • CopperCobalt ores Danafloat

    Differential flotation sequence A differential coppercobalt flotation separation which begins with selective copper flotation by raising the slurry pH to 10 with lime and using a dithiophosphate copper

  • Estimated Water Requirements for the Conventional

    Figure 1 is a generalized diagram of a conventional copper flotation plant from the point where ore first enters the circuit to the production of concentrate and tailings To prepare ore for the flotation process runofmine ore which may contain from about 2 to 5 percent water by weight when mined is

  • Copper Ore Processing Plant With Parameter and

    Flotation is the main method of copper ores separation The ore pulp discharged from the ball mill is transported to the mixing tank where flotation agents for rough selection are added After the full stirring and activation send it to the flotation machine for flotation

  • A study on the effect of active pyrite on flotation of

    flotation were determined to achieve the maximum grade and recovery of chalcopyrite and the effect of activated pyrite on the chalcopyrite flotation efficiency was investigated 2 Materials and methods The experiments were performed on copper ore obtained from Sarcheshmeh Copper mine Kerman Iran

  • Flotation of a copper sulphide ore from Okiep using

    froth flotation performance obtained with a borniterich copper sulphide ore from Okiep Copper Mine with a feed grade of 18 copper Batch flotation tests were used to assess the performance in terms of masswater recovery sulphur graderecovery and copper graderecovery relationships and the Klimpel rate constant for copper recovery

  • Mineralogical Prediction on the Flotation Behavior of

    Interestingly the flotation trend of copper from each ore followed the trend of copper mineral composition presented in Table 6 By comparing Table 6 and Figure 3 it can be seen that the copper recovery decreased with decreasing proportion of chalcopyrite as the main copper sulfide mineral in each ore Additionally a significant loss of copper recovery in Sample D and E was correlated with an increasing proportion of copper

  • PDF Parametric Optimization in Rougher Flotation

    Jul 26 2020 The rougher flotation behavior of a sulfidized copper ore was studied by a series of batch flotation experiments Response surface modeling ba sed on

  • A study of the effect of grinding environment on the

    Jun 15 2018 It is well known that different milling procedures may result in different flotation responses In the present study the effect of various grinding conditions such as wet or dry grinding and addition of lime to the mill compared to the flotation cell on the flotation of two different copper sulphide ores was investigated

  • Flotation of oxide copper ore with sodium oleate from

    Keywords flotation malachite oxide copper ore reagent dosage sodium oleate 1 Introduction Copper Cu is a malleable and ductile metal which is a good conductor of heat and electricity International Copper Study Group 2017 Copper metal is primarily concentrated and extracted from copper ores There are

  • Interaction effects of flotation reagents for SAG mill

    Mar 01 2021 Flotation is a complex and multivariate physicochemical separation method which might be influenced by various chemical physical and operational factors Sulfhydryl collectors such as xanthate dixanthogen dithiophosphate and dithiocarbamate are considered as the effective collectors for treating copper sulphide and oxide ores 45

  • 123 Primary Copper Smelting

    Mining produces ores with less than 1 percent copper Concentration is accomplished at the mine sites by crushing grinding and flotation purification resulting in ore with 15 to 35 percent copper A continuous process called floatation which uses water various flotation chemicals and compressed air separates the ore into fractions

  • 60 Centuries of Copper The Flotation Process

    Only the flotation process mentioned above could make this practicable and even so it requires large companies with huge plants continuous working and immense capital This explains why in order to smelt 4 million tons of new copper in 1963 nearly 400 million tons of ore had to be handled and treated in various ways Flotation depends on

  • Separation efficiency improvement of a low grade

    Ore is processed through both trains in a variety of configurations The predominant configuration is sequential flotation where copper bearing minerals are recovered to a saleable copper concentrate followed by reactivation and flotation of the pyrite which is leached with cyanide to recover gold

  • CopperMolybdenum ores Danafloat Home

    Recovery of copper is by standard flotation reagents identified in the copper ore flotation description Molybdenum will float naturally with the copper but can be crowded in the froth by the copper mineralization and use of a moly collector such as diesel oil kerosene refined oils pine oil or xanthate ester enhances its floatability

  • Coppermolybdenum ore beneficiation flotation

    Sep 03 2020 For copper sulfide ore when it uses xanthate as a collector it has the best floatability but usually a lot of inhibitors are needed to suppress it 2Coppermolybdenum mixed concentrate separation process For the flotation separation of coppermolybdenum mixed concentrate it can usually be divided into 3 steps Pretreatment

  • 1 Froth Flotation Fundamental Principles

    Table 1 Graderecovery performance of a hypothetical copper ore flotation process Product Weight Cu Assay Feed 100 209 Concentrate 10 200 Tailings 90 01 a From Table 1 the Ratio of Concentration can be calculated as FC 10010 10 If only assays are available the ratio of concentration equals 20 01209 01 10

  • PDF A Review of the Flotation of Copper Minerals

    The recovery of these copper minerals by flotation or hydrometallurgy from ores typically containing 05TCu open pit mines and 12TCu underground mines is of great commercial importance

  • Copper ore Flotation process YouTube

    This flotation process is mainly composed of ball millflotation machineshaking tableetcFroth flotation process is applied to rough processing and concent