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flotation of nickel minerals

  • E ect of pH on Pulp Potential and Sulphide Mineral Flotation

    E ect of pH on Pulp Potential and Sulphide Mineral Flotation Ferihan G OKTEPE¨ Bal kesir University, Bal kesir Technical College, Bal kesir-TURKEY e-mail: [email protected] Received 29032001 Abstract Control of pH is one of the most widely applied methods for the modulation of mineral flotation In.

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  • The method of flotation of sulphide copper-nickel ores

    SUBSTANCE: invention relates to field of enrichment of minerals, particularly to foam separation of noble metals and sulfide minerals with associated noble metals from grinned raw materials, and can be used at flotation of sulphide copper-nickel ores and industrial products, and also other ores and products, containing noble metals.

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  • Flotation Of Nickel Laterite - YouTube

    Dec 06, 2011· Flotation Of Nickel Laterite by S Permana This feature is not available right now Please try again later.

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  • Nickel And Copper Flotation - veciodecimoit

    Copper-Nickel ores - Danafloat - Home Some plants use bulk flotation in an acid pH environment which is achieved using SO2 or H2SO4 Separation of the bulk concentrate copper and nickel minerals is generally accomplished by flotation of the copper from pentlandite and nickel-bearing iron sulphides which report to the flotation tails.

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  • Introduction to Mineral Processing - Chevron Phillips Chemical

    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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  • Minerals | Free Full-Text | The Critical Role of Pulp

    A nickel-copper sulfide system usually coexists with serpentine in deposits Low nickel-copper recovery and high content of serpentine in concentration adversely affects subsequent metallurgical process In this study, test data showed different rheological results at various densiti When the solid ratio of sulfide to serpentine was 1:1, lower pulp density (20 wt %) contributed to better.

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  • Copper-Nickel ores - Danafloat - Home

    Some plants use bulk flotation in an acid pH environment which is achieved using SO2 or H2SO4 Separation of the bulk concentrate copper and nickel minerals is generally accomplished by flotation of the copper from pentlandite and nickel-bearing iron sulphides which report to the flotation tails.

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  • Mineral Flotation - International Mining

    For more than a century now, flotation has been at the heart of the mineral processing industry In this month’s SPOTLIGHT FEATURE ARTICLE, direct from the November issue of INTERNATIONAL MINING magazine, John Chadwick examines new technologies and applications from some of the key players in mineral flotation, a technique that is so important to the global industry.

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  • 1 Froth Flotation – Fundamental Principles

    1 Froth Flotation – Fundamental Principles Froth flotation is a highly versatile method for physically separating particles based on differences in the ability of air bubbles to selectively adhere to specific mineral surfaces in a mineral/water slurry The particles.

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  • E ect of pH on Pulp Potential and Sulphide Mineral Flotation

    E ect of pH on Pulp Potential and Sulphide Mineral Flotation Ferihan G OKTEPE¨ Bal kesir University, Bal kesir Technical College, Bal kesir-TURKEY e-mail: [email protected] Received 29032001 Abstract Control of pH is one of the most widely applied methods for the modulation of mineral flotation In.

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  • Development of a Combined Flotation and High Pressure

    The present study focused on the re-processing of copper and nickel from mine tailings In this work, recovery of copper and nickel from mine tailing by combined process of flotation and high pressure oxidative leaching were considered In the first stage, effects of flotation parameters including collector type, collector dosage, and pH and pulp density were examined.

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  • FROTH FLOTATION : RECENT TRENDS Flotation of Sulphide

    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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  • US4283017A - Selective flotation of cubanite and

    A process for beneficiating a finely ground ore containing sulfide minerals of copper and nickel by selective flotation to produce a copper concentrate and a copper-nickel concentrate comprises pulping the ore with water to form a slurry, conditioning the slurry with an aqueous solution of SO 2 (H 2 SO 3 ) equivalent to from about 2 to about 45 pounds of SO 2 per ton of dry ore for a time.

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  • The flotation of gersdorffite in sulphide nickel systems

    Oct 01, 2009· The chemical analysis of the gersdorffite composite, as determined by ICP-AES, is given in Table 1The data show that the composite contained 347% As, 272% Ni, and 204% S Gersdorffite levels were determined using arsenic assays as the composite also contained other nickel- and sulphur-bearing minerals.

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  • Copper activation option for a pentlandite–pyrrhotite

    May 30, 2016· Introduction Different sulphide ores respond differently in the prospect of copper activation to thiols for froth flotation With the BCL Selebi-Phikwe ore body, pentlandite–pyrrhotite–chalcopyrite co-occur and there is the constraint of fine pentlandite dissemination in the pyrrhotite, so that liberation is limited.

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  • Development of a Combined Flotation and High Pressure

    The flotation experiments were performed in a 05 L mineral separator (MS) type laboratory flotation cell to upgrade recoveries of Cu and Ni (bulk flotation) from mine tailing In flotation tests, an appropriate weight of the mine tailing sample was poured into.

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  • flotation of nickel minerals - etsiviaggiarecislit

    It is also useful in the flotation of nickel and antimony sulfide minerals and is especially useful in the flotation of nickel sulfide mineral with low flotability, mixture of sulfide-oxide nickel ores and middlings of sulfide with gangue Dithiophosphate BA is also helpful in recovery of platinum, gold and silver.

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  • The effect of a novel depressant on the separation of talc

    carboxymethyl cellulose (CMC) in the flotation of copper–nickel minerals from a low-grade Cu/Ni sulfide ore which contains talc, in the Tianlong Copper–nickel Mine In addition, the adsorption mechanisms of SAG on chalcopyrite and talc were investigated by contact angle tests and zeta potential.

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  • Chapter 16: Flotation of Nickel and Nickel Copper Ores

    There are more than 45 different nickel minerals, but only a few are of economic importance Table 161 lists some of the most important nickel minerals Nickel, in various ores can also be found in other minerals, such as pyrrhotite and various cobalt minerals as an exsolution in isomorphic phases.

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  • Copper Nickel Flotation

    Batch Copper Nickel Flotation Tests Testing of the shaft sample was conducted with sodium isopropyl xanthate collector throughout the laboratory test seri The change from isobutyl zanthate (which was used with the pit sample) to isopropyl zanthate was for convenience only and had little or no effect on the flotation results.

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  • Depressants and dispersants - Huntsman Corporation

    Depressants and dispersants In mineral flotation the challenge is to maximize the recovery of desired minerals while rejecting unwanted gangue components Depressants are required to give a low affinity to active sites on valuable mineral surfaces and a high affinity for gangue minerals and some sulfid.

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