Nickel Sulfide Flotation

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  • Froth flotation of nickel sulphide minerals Patent GB

    Froth Flotation Of Nickel Sulphide Minerals Patent Gb

    Process for the selective separation of nickel sulphide minerals in the form of pentlandite from ores containing iron sulphide minerals in the form of pyrrhotite. The process involves froth flotation of an aqueous pulp of the ore the pH of the pulp is maintained in the range 3 to 7, preferably 4 to 6.


    Flotation Behavior Of Nickel Sulfide Ore In A

    Flotation behavior of nickel sulfide ore in a cyclonic flotation column 775 In the flotation system, the density of mineralized bubbles (m) is much smaller than that of the fluid (), and generally speaking, the density of particles (p) that cannot adhere to bubbles is much higher than that of the fluid ().


    Flotation Of Nickel Sulfide Ores Dow Chem Co Us

    A method of concentrating nickel sulfide ores by flotation which comprises subjecting the ore in the form of a pulp to a flotation process in the presence of an effective quantity of a flotation collector comprising a dithiocarbamate compound corresponding to the formula SPC1 Wherein X is oxygen or sulfur and R is hydrogen or a hydrocarbon radical containing from 1 to

  • Optimisation of Reagent Addition during Flotation of a

    Optimisation Of Reagent Addition During Flotation Of A

    Sep 13, 2015 addition on flotation performance of a nickel sulphide ore. The objectives of the study were to 1. develop an understanding of the effects of collector and depressant dosage, and its interactive effects, on flotation performance and 2. determine the effect of stage dosing collector and depressant on flotation performance.

  • US4460459A Sequential flotation of sulfide ores Google

    Us4460459a Sequential Flotation Of Sulfide Ores Google

    A sequential flotation process for the recovery of high-grade concentrates of copper, lead and cobalt-nickel 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

  • Nickel and Cobalt Ores Flotation ResearchGate

    Nickel And Cobalt Ores Flotation Researchgate

    The flotation characteristics of a nickel sulphide transition ore are investigated by laboratory tests with regard to two aspects, the recovery of magnesia bearing

  • US6428604B1 Hydrometallurgical process for the recovery

    Us6428604b1 Hydrometallurgical Process For The Recovery

    A hydrometallurgical process for the recovery of nickel and cobalt values from a sulfidic flotation concentrate. The process involves forming a slurry of the sulfidic flotation concentrate in an acid solution, and subjecting the slurried flotation concentrate to a chlorine leach at atmospheric pressure followed by an oxidative pressure leach.


    Froth Flotation Recent Trends Flotation Of

    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

  • Enhancing flotation separation of chalcopyrite and

    Enhancing Flotation Separation Of Chalcopyrite And

    Mar 18, 2021 Through flotation of Copper-Nickel Sulfide Ores, the copper-nickel mixed concentrate with copper grade of 4.43% and recovery of 88.18% is obtained. In the pH range of 212, the surface of ...

  • flotation processing solutions for nickel ore benefication

    Flotation Processing Solutions For Nickel Ore Benefication

    Nickel Ore processing Yantai Jinpeng Mining equipment. Nickel ore divides into copper sulfide and copper oxide ore,the main process for copper sulfide is flotation,magnetic and gravity separation is the subsidiary process .It is a high technological enterprise that integrated research,manufacture, sales and service .

  • The effect of a new polysaccharide on the depression of

    The Effect Of A New Polysaccharide On The Depression Of

    Jun 01, 2015 The low-grade Ni/Cu sulfide ore (containing talc) for batch flotation and industrial flotation tests was also from the Danba Nickelcopper Mine. The multi-elemental chemical analysis of the ore was conducted by Atomic Adsorption Spectroscopy (AAS) and Inductively Coupled Plasma Optical Emission Spectrometer (ICP-OES), and the analysis results ...

  • Use of Ozone in the Differential Flotation of Bulk Copper

    Use Of Ozone In The Differential Flotation Of Bulk Copper

    Differential flotation of bulk sulfide concentrates from Duluth gabbro into copper and nickel concentrates could be implemented by first destroying the hydrophobic coating with ozone and then by recovering the copper concentrate with a copper-selective collector. A number of parameters involved in the use of ozone, such as the sequence and the conditioning time of

  • Nickel smelting producingMetalpedia

    Nickel Smelting Producingmetalpedia

    In hydrometallurgical processes, nickel sulfide ores undergo flotation (differential flotation if Ni/Fe ratio is too low) and then smelted. After producing the nickel matte, further processing is done via the Sherritt-Gordon process. First, copper is removed by adding hydrogen sulfide, leaving a concentrate of only cobalt and nickel. Then ...

  • Canada Nickel Achieves 62 Nickel Recovery and

    Canada Nickel Achieves 62 Nickel Recovery And

    Oct 05, 2021 As expected, 100% of the nickel recovery in the flotation concentrate reported to the Standard Concentrate product because pentlandite was the primary nickel sulfide mineral in

  • Flotation of NickelCopper Sulphide Ore Optimisation of

    Flotation Of Nickelcopper Sulphide Ore Optimisation Of

    the flotation recovery of Ni, Cu and Co from a nickel-copper sulphide ore. The effect on flotation performance of various parameters such as pH, collector dosage, % solids and depressant dosage at different levels was investigated. Therefore, the main objective of the study was to optimize the process parameters for the flotation of base metals ...


    Nickel And Cobalt Ores Flotation

    gangue minerals, thus leading to nickel loss. Flotation Practice in Nickel Sulde Deposits Nickel sulRde minerals such as pentlandite can, in general, be separated from their gangue by Sotation using a thiol group of collectors like xanthates and alkyl dithiophosphates in the presence of variety of activators, depressants and dispersants. Since ...


    Flotation Of Copper And Nickel Sulfides From

    a process for the flotation of nickel and copper sulphide minerals from talcose bearing ores comprising wet grinding the ore to produce an alkaline pulp thereof in a suitable state of subdivision for flotation wherein at least one alkaline reagent present is soda ash or ammonium hydroxide and the ph is within the range of from about 8 to 10.5


    Froth Flotation Recent Trends Flotation Of

    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.


    Effect Of Pulp Rheology On Flotation The

    pulp and the flotation response was investigated through a series of rheological and batch flotation tests. The nickel-sulfide ore from the Mt. Keith plant (Western Australia) was used for the tests. It is a low-grade nickel sulfide ore which is characterized by complex mineralogical composition with a large content of serpentine minerals.

  • Effect of Flotation Parameters on Recovery of South Africa

    Effect Of Flotation Parameters On Recovery Of South Africa

    This study investigated the effects of flotation parameters on the recovery of low grade nickel sulphide ore. The parameters investigated are the particle size, flotation time, temperature and pH of the pulp. The analyses of the results obtained showed that particle size, pH, and flotation time had significant effects on the recovery of nickel sulphide ore.

  • The Application of High Intensity Flotation Technology

    The Application Of High Intensity Flotation Technology

    The Nickel West Mount Keith Operation (NMK) consists of a large, low grade disseminated nickel sulfide orebody treated by crushing and two staged closed circuit grinding (SAG Ball Mills), followed by a complex split-size rougher, scavenger and cleaner flotation circuit (Figure 2).


    Minnesota Coppernickel Resource Processing

    copper and nickel sulfides and separates them in the flotation processing stage. Separate copper concentrates and nickel concentrates are then subjected to indi vidual. selter-refinery. stages to produce the respective metal products. Bulk flotation of a combined copper-nickel sulfide concenterate is the benefi ciation method used in the ...

  • Smelting of NickelCopper and Nickel Sulfide

    Smelting Of Nickelcopper And Nickel Sulfide

    Today, the smelting process of copper-nickel sulfide ore is mainly introduced. Method of stone selection Flotation is the most important method for the beneficiation of copper-nickel sulfide ores, while magnetic separation and gravity separation are

  • Enhanced methods for nickel recovery from lowgrade ores

    Enhanced Methods For Nickel Recovery From Lowgrade Ores

    Nickel sulfide deposits contain high levels of magnesium silicate gangue minerals (MgO) and can be difficult to process with conventional flotation and smelting technologies. MgO is hydrophilic, which interferes with flotation of sulfide minerals, and reduces flotation recovery. In China, the Jinchuan Group Go. Ltd has 400 Mt of low-grade ...

  • Mining Industry Copper Sulfide Ore and Flotation Process

    Mining Industry Copper Sulfide Ore And Flotation Process

    Jul 09, 2019 (5) Copper-nickel ore Copper minerals and nickel, such as nickel sulfide ore and nickel-containing pyrite and pyrrhotite. (6) Copper-cobalt ore Copper mineral and cobalt-containing pyrite and other cobalt minerals. (7) Arsenic sulfide copper ore The ore has a high content of arsenic, which is mainly in the form of arsenopyrite. Flotation ...

  • Application of three xanthates collectors on the recovery

    Application Of Three Xanthates Collectors On The Recovery

    Mar 22, 2016 The optimum nickel and pentlandite recovery was achieved at particle size of 64.73 m milled for 1.5 h, pH of 9.65 and using a new flotation cell. Also, SEX collector recovered more nickel and pentlandite contents compared to PAX and SIBX collectors when optimum parameters of particle size, milling time, pH and flotation cell were considered.

  • Canada Nickel Achieves 62 Nickel Recovery and

    Canada Nickel Achieves 62 Nickel Recovery And

    Oct 05, 2021 As expected, 100% of the nickel recovery in the flotation concentrate reported to the Standard Concentrate product because pentlandite was the primary nickel sulfide mineral in this sample. The nickel concentrate grade of 13% is 1% higher than our target 12% grade for this product and the cobalt grade was 0.9% (no target in PEA).

  • Research on Magnesium Inhibition Mechanism of Composite

    Research On Magnesium Inhibition Mechanism Of Composite

    Abstract Nickel is an extremely important strategic metal.In China,nickel ore resources mainly exist as low grade copper and nickel sulfide ore,which contains a lot of magnesium silicate minerals such as serpentine,chlorite and talc.These minerals seriously disturb the flotation of copper and nickel sulfide ore and increase MgO content of flotation concentrate and bring

  • Common Nickel Processing Methods Xinhai

    Common Nickel Processing Methods Xinhai

    Apr 24, 2020 Therefore, the flotation method is commonly used to concentrate copper and nickel sulfide ore. The nickel processing methods are as follows 1. Direct (or parts) preferential flotation method. This nickel processing method is the copper concentrate alone, used in the case of high copper content.

  • Nickel Extraction Processes of Coppernickel Sulfide Ore

    Nickel Extraction Processes Of Coppernickel Sulfide Ore

    Jul 16, 2021 The common copper-nickel sulfide extraction methods include the flotation method, magnetic separation method, and gravity separation method, among which the flotation method is the main copper-nickel sulfide ore extraction method, and the flotation reagents often adopt the collector and foaming agent to float the copper sulfide minerals. The ...

  • Nickel Mines Nickel Extraction Process Nickel Recovery

    Nickel Mines Nickel Extraction Process Nickel Recovery

    Copper- Nickel Ore Flotation Process. When process copper-sulfide nickel ore, collector and frother will be used in order to better results. A basic principle of copper-sulfide nickel ore process is that it is better to let copper assimilate into nickel ore rather than the opposite. For it is easier to recovery cooper from nickel concentrate.

  • Nickel element extraction mining technique flash

    Nickel Element Extraction Mining Technique Flash

    The extraction from the sulfide ores is a huge process involving froth floatation, smelting and electrolysis. Firstly, the sulfide ores are crushed and ground to liberate nickel containing minerals from the waste material by floatation process where the ore is mixed with certain reagents and disturbed by mechanical devices that produce air bubbles which rise above the mixture and

  • Nickel BHP

    Nickel Bhp

    Nickel sulphide ore is mined at our open-cut and underground operations in the Northern Goldfields in Western Australia before it is crushed and concentrated at two large nickel concentrators using nickel sulphide flotation technology. The nickel concentrate is then dried and railed to the Kalgoorlie Nickel Smelter where its continuously fed ...

  • OIsopropylNEthyl ThionocarbamateZ200 CNFREE

    Oisopropylnethyl Thionocarbamatez200 Cnfree

    Used as the collector for the flotation of non-ferrous metal mineral which need strong collector but no selectivity. It is a good collector for the flotation of oxidized sulfide ore or copper oxide and zinc oxide (vulcanized by the sulfiding agentas well as copper-nickel sulfide ores and gold bearing pyrite ores and so on.

  • Recovery of Valuable Metals from Nickel Smelting Slag

    Recovery Of Valuable Metals From Nickel Smelting Slag

    Sep 19, 2021 For settling slag, the nickel and copper contents are 0.88% and 0.31%, respectively. In the chemical phase, the proportion of nickel sulfide and nickel metal is 70.23%, and that of copper sulfide and copper metal is 79.66%. It is not easy to recover these metals using direct flotation.

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