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  • Gold Flotation Production Line

    Gold Flotation Production Line

    Flotation is widely used in gold Processing. In China, 80% rock gold is Processed by flotation. Flotation…

    Manganese Ore Magnetic Separation Production Line

    Manganese Ore Magnetic Separation Production Line

    Manganese ore belongs to the weak magnetic minerals, which can be recovered by high-intensity magnetic…

    Graphite Ore Beneficiation Process

    Graphite Ore Beneficiation Process

    Xinhai usually applying multi-stage grinding process to protect graphite flake from damaged. Applying…

    Gold Cil Processing Line

    Gold Cil Processing Line

    Gold CIL (Carbon in Leach) Process is an efficient design of extracting and recovering gold from its…

    Cu Pb Zn Dressing Process

    Cu Pb Zn Dressing Process

    Adopting mixed flotation-concentrate regrinding Process can reduce the grinding cost, and be easy to…

    Dolomite Mining Process

    Dolomite Mining Process

    Dolomite mining process is the solution of separating dolomite concentrate from Dolomite raw ore. Based…

    types of sulphide ore for froth flotation method

  • What is the use of xanthate in the froth flotation process

    1 Xanthate Used in Pyrite Froth Flotation Process In flotation of pyrite with xanthate butyl xanthate is usually used Generally after the activator (copper sulfate) is added to the pulp the mixed emulsifier of xanthate pine oil and water can

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  • Froth Flotation Method JXSC Machine

    2018 12 20· The froth flotation method is widely used to treat various veins of gold and silver ores for the following reasons (1) In most cases the froth flotation process can enrich gold and silver in sulfide concentrate to the greatest extent and discard a large number of tailings thus reducing the smelting cost

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  • kinds of sulfide in froth flotation

    generally considered to be a slow floating sulphide with the flotation rate for pentlandite being in between It has also evaluate its effects both in the pulp and froth phases as material is recovered by true flotation as well as by Interpreting the role of reagents in the flotation of platinumbearing Merensky ores JG WIESE M Get Price

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  • 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 C2 C3 alkylene oxides

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  • Types / Category of Flotation Collector Froth Flotation

    Should base metals concentrators use collectors other than xanthates? For example dithiocarbamates etc? Xanthates have been used for a long time There are other types of Flotation collectors that can be more selective against pyrite and pyrrhotite Thus the question is should concentrat

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  • Copper extraction

    Supergene sulfide ores rich in native copper minerals are refractory to treatment with sulfuric acid leaching on all practicable time scales and the dense metal particles do not react with froth flotation media Typically if native copper is a minor part of a supergene profile it will not be recovered and will report to the tailings

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  • What is Froth Flotation?

    2019 11 07· The mining uses of froth flotation include the separation of many different types of compounds including sulfides silicates phosphates coal and iron oreReagents or surfactants are carefully chosen to produce exactly the separation effect desired for a particular ore or combination of ores

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  • Method of flotation of sulphide copper nickel ores

    A typical representative of this type of systems are sulfide copper Nickel ores of the Norilsk industrial region which in addition to the sulphides of copper Nickel and iron similar flotation properties are also photoactive silicates (talc serpentine chlorite)

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  • Copper Mining and Extraction Sulfide Ores

    Stage 2 Froth flotation The powdered ore is mixed with a special paraffin oil which makes the copper mineral particles water repellent It is then fed into a bath of water containing a foaming agent which produces a kind of bubble bath This is a rare chance to see a mill and flotation building before the roof is built (Courtesy of Codelco)

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  • Flotation Froth an overview ScienceDirect Topics

    3611 Factors Affecting Froth Flotation Froth flotation is influenced by several operating factors The most important of these is pH Interaction with collector and formation of hydrophobic film at a mineral occurs within certain pH range In the case of sulfide minerals at pH above a certain value called critical pH the collector uptake

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  • Introduction to Mineral Processing

    Froth flotation is considered to be the most widely used method for ore beneficiation In ore beneficiation flotation is a process in which valuable minerals are separated from worthless material or other valuable minerals by inducing them to gather in and on the surface of a froth layer

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  • FROTH FLOTATION RECENT TRENDS Flotation of Sulphide Ores

    History of Sulphide ore flotation dates back to beginning of 20th century Sulphide ores are major sources of base metals like Copper Lead Zinc Nickel Cobalt etc Beneficiation of these base metal sulphide minerals is predominating through froth flotation technique This technology has acclaimed importance as a versatile process for

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  • US3220551A Flotation of sulfide ores Google Patents

    US3220551A US242590A US24259062A US3220551A US 3220551 A US3220551 A US 3220551A US 242590 A US242590 A US 242590A US 24259062 A US24259062 A US 24259062A US 3220551 A US3220551 A US 3220551A Authority US United States Prior art keywords concentrate flotation sulfide ore per ton Prior art date 1962 12 06 Legal status (The legal status is an assumption and is not a

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  • US3309029A Activation of sulfide ores for froth

    US3309029A Activation of sulfide ores for froth flotation Google Patents Activation of sulfide ores for froth flotation Download PDF Info Publication number US3309029A US3309029A US36582264A US3309029A US 3309029 A US3309029 A US 3309029A US 36582264 A US36582264 A US 36582264A US 3309029 A US3309029 A US 3309029A Authority US United States Prior art keywords copper ammonia ore

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  • What is Froth Flotation?

    2019 11 07· The mining uses of froth flotation include the separation of many different types of compounds including sulfides silicates phosphates coal and iron oreReagents or surfactants are carefully chosen to produce exactly the separation effect desired for a particular ore or combination of ores

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  • Electrochemistry of Flotation of Sulphide Minerals

    This chapter reviews the development of froth flotation achieved in the past one hundred years and accounts for the achievements of the theory of flotation of sulphide minerals in four aspects

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  • Sulfide

    In ore beneficiation flotation is a process in which valuable minerals are separated from worthless material or other valuable minerals by inducing them to gather in and on the surface of a froth layer Sulfide and non sulfide minerals as well as native metals are recovered by froth flotation Chat Online

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  • Sulphide Flotation an overview ScienceDirect Topics

    MG Aylmore in Gold Ore Processing (Second Edition) 2016 511 Platsol Process The Platsol process was originally developed in collaboration with the University of British Columbia Kane Consultants Ltd and Lakefield Research in Canada for the treatment of flotation sulfide concentrate for Polymet Mining Company in Minnesota and was tested on similar types of concentrate materials

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  • Method of flotation of sulphide copper nickel ores

    A typical representative of this type of systems are sulfide copper Nickel ores of the Norilsk industrial region which in addition to the sulphides of copper Nickel and iron similar flotation properties are also photoactive silicates (talc serpentine chlorite)

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  • sulphide

    Why is the froth flotation method only used for sulphide ores? Only sulphide ores are concentrated by froth flotation process because pine oil selectively wets the sulphide ore and hence brings it to the froth This method is also used in waste recyling and paper industries this method also seperates hydrophobic substances from hydrophilic

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  • Froth flotation

    Froth flotation is a process for selectively separating hydrophobic materials from hydrophilicThis is used in mineral processing paper recycling and waste water treatment industries Historically this was first used in the mining industry where it was one of the great enabling technologies of the 20th century

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  • 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 C2 C3 alkylene oxides

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  • Why Only Sulphide Ore Is Concentrated By Froth Flotation

    Fig 4 Laboratory flotation machine Denver D 12350 Кб Froth flotation is the most common form of concentration for all sulphide mineral ores and oxideFroth flotation Sulphidisation Copper oxide ore Mineralogy Recovery HIS article concentrates on theNaphtenic acids present good collecting and frothing properties and are only influenced by the

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  • froth flotation process for concentration of sulphide ore

    Why is froth flotation method selected for the Froth Flotation is the single most important operation used for the recovery and upgrading of sulphide ore Only sulphide ores are concentrated by froth flotation process because pine oil selectively wets the sulphide ore and hence brings it to the froth Hope it helps you

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  • Flotation of a copper sulphide ore from Okiep using thiol

    froth flotation performance obtained with a bornite rich 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 mass water recovery sulphur grade recovery and copper grade recovery relationships and the Klimpel rate constant for copper recovery The

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  • Froth Flotation Process Mineral Processing Metallurgy

    2018 02 16· This method is based on the principle of the difference in the wetting properties of the ore and the gangue particles with the water and oil This method is used for that metals whose ore gets preferably wetted by the oil and the gangue by the wat

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  • WO2013110757A1 Enrichment of metal sulfide ores by

    The present invention is directed to methods that can be used in the enrichment of metal sulfide ores in desired minerals in cases where the ores have sulfide containing gangues The method involves adding an oxidant such as hydrogen peroxide to slurries prepared from the ores during or immediately prior to froth flotation

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  • Froth Floatation Process

    Froth Floatation Process This method is used for concentration of sulphide ores of copper lead and zinc In this method powdered ore is put in a tank full of water

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  • The method of flotation of sulphide copper nickel ores

    The method of flotation of sulphide copper Nickel ores including grinding conditioning the pulp with the collector the introduction of the blowing agent and excretion of minerals copper and Nickel in foam products characterized in that the blowing agent is injected reagent PPM 1214 representing a 30% aqueous solution of a mixture of

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  • Improved recovery of a low grade refractory gold ore using

    In this work different flotationpreoxidationcyanidation methods are considered for treating a low grade refractory gold ore On the one hand the results of selective flotation show that 22% and 311% of total Sb and As respectively remained in the final tailings and only about 28% of the total Au remained for further cyanidation processes

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  • US3220551A Flotation of sulfide ores Google Patents

    US3220551A US242590A US24259062A US3220551A US 3220551 A US3220551 A US 3220551A US 242590 A US242590 A US 242590A US 24259062 A US24259062 A US 24259062A US 3220551 A US3220551 A US 3220551A Authority US United States Prior art keywords concentrate flotation sulfide ore per ton Prior art date 1962 12 06 Legal status (The legal status is an assumption and is not a

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  • RECOVERY OF COPPER FROM OXIDE COPPER ORE BY FLOTATION

    RECOVERY OF COPPER FROM OXIDE COPPER ORE BY FLOTATION AND LEACHING Kiraz Emirhan MS Department of Mining Engineering Supervisor Prof Dr Mustafa Ümit Atalay December 2014 65 pages 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

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  • Application of Froth Flotation Process in The Rock Type

    Froth flotation process is the most widely used method in the rock type gold mining processThe froth flotation process is suitable for treating the gold ore with fine grain gold bearing quartz vein ore with good floatability polymetallic gold bearing sulfide ore and graphite bearing gold ore

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  • Froth Flotation an overview ScienceDirect Topics

    Froth Flotation Froth flotation is a surface chemistry based separation process which is extensively used in the processing of mineral ore deposits as a method of separating the desired mineral component from their associated gangue material

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  • froth flotation method for sulphide ores

    froth floatation process of sulphide ore ecole16be sulfide ore froth flotation cell houstonmiddlepta Why is the froth flotation method only used for sulphide 2018217enspenspIn froth floatation process advantage is taken of prefferential wetting of ore

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  • Flotation of an Oxidized Copper Sulfide Ore

    The aim of this study was the recovery of copper from the oxide copper ore by froth flotation and agitating sulphuric acid (H2SO4) leaching The ore with 421% copper grade used in this study was

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  • Sulphide Flotation an overview ScienceDirect Topics

    MG Aylmore in Gold Ore Processing (Second Edition) 2016 511 Platsol Process The Platsol process was originally developed in collaboration with the University of British Columbia Kane Consultants Ltd and Lakefield Research in Canada for the treatment of flotation sulfide concentrate for Polymet Mining Company in Minnesota and was tested on similar types of concentrate materials

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  • Physical Chemistry 692 Explain the froth floatation

    Froth Flotation Process Ore contains rocky impurities which are needed to be separated before processing This process is called concentration of ore The principle of froth flotation process is that sulphide ores are preferentially wetted by the pine oil whereas the gangue particles are wetted by the water In this process a suspension of a

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  • Flotation Chemistry of Complex Sulphide Ores

    Froth flotation method is used annually to concentrate more than one billion tons of global sulphide ores (Fuerstenau et al 2007) and it requires billions of gallons of water in the process Recycling of flotation effluents through the ore processing plant is one of the ways of reducing both plant operating costs and industrial

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