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nickel sulfide ore flotation flocculant

nickel sulfide ore flotation flocculant

FLOTATION BEHAVIOR OF NICKEL SULFIDE ORE IN A . 2017-3-19 Flotation behavior of nickel sulfide ore in a cyclonic flotation column 775 In the flotation system, the density of mineralized bubbles (ρm) is much smaller than that of the fluid (ρ), and generally speaking, the density of particles (ρp) that cannot adhere to

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Challenges in processing nickel laterite ores by flotation ...

2016-6-10  Pulp rheology in the flotation of serpentinised ultramafic nickel sulfide ore and its effect on flotation M. Pawlik (Ed.) , Proceedings of the of 8th UBC-McGill-UA International Symposium on the Fundamentals of Mineral Processing , The Canadian Institute of Mining, Metallurgy and Petroleum , Vancouver ( 2010 ) , pp. 13 - 20

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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

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FLOTATION BEHAVIOR OF NICKEL SULFIDE ORE IN A

2017-3-19  Flotation behavior of nickel sulfide ore in a cyclonic flotation column 775 In the flotation system, the density of mineralized bubbles (ρm) is much smaller than that of the fluid (ρ), and generally speaking, the density of particles (ρp) that cannot adhere to bubbles is much higher than that of the fluid (ρ).

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Flotation of Nickel-Copper Sulphide Ore: Optimisation of ...

2020-1-8  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 ...

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FLOTATION OF COPPER AND NICKEL SULFIDES FROM

What I claim as my invention is 1. A process for the flotation of nickel and copper sulphide minerals from talcose bearing ores comprising producing an alkaline pulp of the ore 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 about 10.5,

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FROTH FLOTATION : RECENT TRENDS Flotation of

2011-12-1  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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NICKEL AND COBALT ORES: FLOTATION

2016-6-7  Figure 5 Flotation selectivity in the separation of pentlandite from pyrrhotite using sulfur dioxide and diethylenetriamine with sodium isobutyl xanthate (pH+9.2, 25 g t 1 Dow froth!250). (Reprinted with permissionfrom the CanadianInstitute of Mining, Metallurgy and Petroleum.) Figure 6 Flotation results obtained with Clarabelle ore from

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The Application of High Intensity Flotation Technology at ...

2018-10-4  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).

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Nickel Sulfide Versus Laterite : The Hard Sustainability ...

2009-9-22  ore grades). Conversely, nickel production from laterite ores is relatively complex. Laterite mines are all open cut, due to the large area and shallow nature of the ores, and commonly apply a basic beneficiation to ore before processing (flotation is generally unsuitable). The next major step is high pressure acid leaching

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FLOTATION BEHAVIOR OF NICKEL SULFIDE ORE IN A

2017-3-19  Flotation behavior of nickel sulfide ore in a cyclonic flotation column 775 In the flotation system, the density of mineralized bubbles (ρm) is much smaller than that of the fluid (ρ), and generally speaking, the density of particles (ρp) that cannot adhere to bubbles is much higher than that of the fluid (ρ).

More

EFFECT OF PULP RHEOLOGY ON FLOTATION: THE

2017-5-27  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.

More

FROTH FLOTATION : RECENT TRENDS Flotation of

2011-12-1  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

More

Oxidation of Complex Ni-Cu Sulphide Ores and its ...

2021-12-23  When using oxygen as a depressant in the flotation of nickel sulfide ores, however, it is important to sufficiently depress pyrrhotite without compromising the

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Flotation test results Download Table

2021-11-23  Some amounts of magnetite and chromite exist in the ore together with sulphide and oxide type nickel minerals. The ore sample contains 1.32% Ni, 10.79% SiO2, 78.39% Fe2O3, 1.3 g/t Ag, and 1.0 g ...

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The Application of High Intensity Flotation Technology at ...

2018-10-4  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).

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Effect of pulp rheology on flotation : the nickel sulfide ...

2008-12-31  The experimental program included agglomerate flotation tests and rheological tests with the use of a slurry produced by grinding the nickel-sulfide ore. In order to see the effect of solids content on flotation, a series of tests were performed at various pulp densities in the absence and presence of oil in both conditioning and flotation stages.

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Enhancing flotation separation of chalcopyrite and ...

2021-3-18  As for the talc type Copper-Nickel Sulfide Ores, the talc entrained in flotation concentrate with foam will affect the grade of copper sulfide ore, so gum Arabic (GA) is a good depressant to ...

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

2019-1-21  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 measurements as well as infrared spectrum ...

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The use of mixed thiol collectors in the flotation of ...

2020-12-8  collectors in the flotation of Nkomati sulfide ore Constance K. Nyambayo A thesis submitted to the faculty of Engineering and the Built Environment, University of Cape Town in fulfilment of the requirements for the degree of Master of Science in Engineering. March 2014 University of Cape Town

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froth flotation process for nickel - pholio.co

nickel sulfide ore flotation flocculant. Nickel Ore Mineral Processinghotminingepc. When floatability difference happens to the various nickel elements in the raw ore the nickel ore can be recycled from tailings after the copper and nickel did the mixing flotation Copper- Nickel Ore Flotation Process A basic principle of copper-sulfide nickel ...

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Nickel Extraction Processes of Copper-nickel Sulfide Ore ...

2021-7-16  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 ...

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EFFECT OF PULP RHEOLOGY ON FLOTATION: THE

2017-5-27  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.

More

Nickel: smelting, producing-Metalpedia

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 ...

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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.

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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

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Effect of pulp rheology on flotation : the nickel sulfide ...

2008-12-31  The experimental program included agglomerate flotation tests and rheological tests with the use of a slurry produced by grinding the nickel-sulfide ore. In order to see the effect of solids content on flotation, a series of tests were performed at various pulp densities in the absence and presence of oil in both conditioning and flotation stages.

More

Effect of Oxygen and Micro-Cracking on the Flotation of ...

2017-2-4  One of the difficult challenges for the nickel sulfide ores processing is the separation of pentlandite from pyrrhotite [1]. One of the difficult challenges for the nickel sulfide ore is the presence of violarite and magnetite . The conditioning of sulphide ore flotation begins with a grinding process and ends in a flotation cell at the moment a

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The use of mixed thiol collectors in the flotation of ...

2020-12-8  collectors in the flotation of Nkomati sulfide ore Constance K. Nyambayo A thesis submitted to the faculty of Engineering and the Built Environment, University of Cape Town in fulfilment of the requirements for the degree of Master of Science in Engineering. March 2014 University of Cape Town

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Efficient Sulphide Ore Cllector Ipetc Yx

2021-12-14  D417: The product is used to selectively restrain gangue which is easy to float especially Mica, Talc, Dolomite and so on. There is significant effect on improving the sorting of metallic minerals and gangue minerals. Consult for free samples and customized solution! Provide you with free samples and technical advice at your convenience.

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