nickel sulfide flotation


Effect of Flotation Parameters on Recovery of South …

Abstract: 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. [1] B.A. Wills, T. Napier-Munn, An introduction to the practical aspects of ore treatment and mineral recovery. 7th ed. Elsevier Sci. & … (2017). Application of three xanthates collectors on the recovery of nickel and pentlandite in a low-grade nickel sulfide ore using optimum flotation parameters. Particulate Science and Technology: Vol. 35, No. 4, pp. 462-471.

US4460459A - Sequential flotation of sulfide ores - …

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 ... 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,

Flotation of Nickel-Copper Sulphide Ore: …

Proceedings of the International Conference on Mining, Material and Metallurgical Engineering Prague, Czech Republic, August 11-12, 2014 Paper No. 113 113-1 Flotation of Nickel-Copper Sulphide Ore: Optimisation of Process 1972/06/06· FLOTATION OF COPPER-NICKEL SULFIDE ORES United States Patent 3667690 Abstract: Flotation of sulphide minerals from their ores is achieved by a process in which two or more conditioning steps are carried out prior to a ...

Froth Flotation of Ultramafic Nickel Ore - No Pre …

2010/04/25· A huge Nickel resource in Ultramafic hosted rocks are available in 'Thompson Nickel Belt' located in north central Manitoba. Similar ore bodies in a considerable amount have … Flotation behavior of nickel sulfide ore in a cyclonic flotation column 773 depressant calgon, 5 min for the collector and 1 min for the frother. In the flotation tests, the column was run first with water and air until a steady state was

The Critical Role of Pulp Density on Flotation Separation …

In nickel-copper sulfide ore processing, serpentine is a common gangue mineral encountered in complex sulfide ores and can easily cause entrainment during flotation []. Large amounts of serpentine in the flotation concentrate reduces the effectiveness of smelting, often resulting in the imposition of smelter penalties on mineral processing … The results of flotation of sulfide copper-Nickel ore deposits "October" The type and flow rate of the collector, g/t Products flotation Content, % Extract, % Ni Cu Ni Cu Butyl Copper concentrate 1,90 24,23 13,86 78,86 Aeroflot 20,0

Nickel Sulfide Versus Laterite : The Hard …

Nickel is commonly present in two principal ore types – sulfide or laterite ores. Sulfide ores are typically derived from volcanic or hydrothermal processes and usually include copper (Cu) and/or cobalt, and sometimes other precious 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,

REDUCING THE MAGNESIUM OXIDE CONTENT IN

Currently, Trojan Mine produces nickel concentrates through flotation which are then sold to Glencore International, in China, for further processing. Since 2002, the MgO (also known as talc) content in the Trojan Nickel Mine final Table 1 Principal nickel and nickeliferous minerals in nickel sulfide deposits Formula Nickel content (%) Nickel minerals Primary Pentlandite (Ni,Fe)9S8 25}41 Millerite NiS 65 Heazelwoodite Ni3S2 73 Geradorffite (Ni,Co,Fe)AsS 15}35

Froth flotation - Wikipedia

Froth flotation cells to concentrate copper and nickel sulfide minerals, Falconbridge, Ontario. Froth flotation is a process for separating minerals from gangue by taking advantage of differences in their hydrophobicity . 16.4.1 Bulk sulfide flotation of nickel 405 ore 16.4.2 Flotation of copperickel ores 410 16.4.3 Sequential flotation of 420 copperickel ores 16.4.4 Copperickel separation 422 16.4.5 Other processes 16.5.1 Reagents and 16.5 ...

Copper extraction - Wikipedia

Froth flotation cells to concentrate copper and nickel sulfide minerals, Falconbridge, Ontario. The modern froth flotation process was independently invented the early 1900s in Australia by C.V Potter and around the same time by G. D. Delprat . 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 ...

Process mineralogy of copper-nickel sulphide flotation …

In our study we investigated a refractory copper-nickel sulfide ore separation by using a cyclonic-static micro-bubble flotation column (FCSMC). The process mineralogy of the main products was studied. Using a scanning electron ... Sulphide Minerals Flotation Plant Sulphide Minerals Flotation Plant Process Introduction The plant design for froth flotation of sulfide ores depends on its component and ore floatability. After crushing grinding and gravity separation ...

Nickel Sulfide - an overview | ScienceDirect Topics

Nickel sulfide minerals such as pentlandite can, in general, be separated from their gangue by flotation using a thiol group of collectors like xanthates and alkyl dithiophosphates in the presence of variety of activators, depressants and dispersants. ... 2019/04/03· Flotation of low grade nickel sulfide ores into a concentrate suitable for smelting, and at acceptable nickel recovery, can be challenging. Alteration of the gangue minerals can mean talc is present in considerable quantities. Talc floats naturally and can be very difficult to depress without significant nickel losses.

Chapter 16: Flotation of Nickel and Nickel Copper Ores ...

16.1 ORE TYPES AND MINERALOGY There are more than 45 different nickel minerals, but only a few are of economic importance. Table 16.1 lists some of the most important nickel minerals. Nickel, in various ores can also be ... Flotation copper sulfide nickel ore: often used in the flotation of copper sulphide minerals collector and frother. Application Nickel ore beneficiation can be applied to process copper nickel ore accompanied by Pyrite and other gangue or nickel oxide ore.

Nickel flotation for High Talc Ores - Perth | Strategic …

2019/04/03· Flotation of low grade nickel sulfide ores into a concentrate suitable for smelting, and at acceptable nickel recovery, can be challenging. Alteration of the gangue minerals can mean talc is present in considerable quantities. Talc floats naturally and can be very difficult to depress without significant nickel losses. Choose the most efficient and environmentally sustainable processing technology for the often intricate and complex processes of producing nickel from various raw materials. Our comprehensive portfolio of technologies and services

Nickel: Extraction and purification

2010/04/24· Most sulfide deposits have traditionally been processed by concentration through a froth flotation process followed by pyrometallurgical extraction. Nickel is extracted from its ores by conventional roasting and reduction processes which yield a metal of greater than 75% purity. Abstract—This study investigated the effect of oxygen and micro-cracking on the flotation of low grade nickel sulphide ore. The ore treated contained serpentine minerals which have a history of being difficult to process efficiently. The

Nickel sulfide ore value chain - Outotec

Nickel sulfide ore Nickel laterite ore Concentrator 1 Extract maximum value with minimum environmental impact when processing sulfide nickel ores. We understand the intricate challenges and have the expertise and experience ... 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 …

Copper Nickel Flotation

2017/06/15· Batch Copper Nickel Flotation Tests Testing of the shaft sample was conducted with sodium isopropyl xanthate collector throughout the laboratory test series. 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. 2020/05/10· Nickel processing - Nickel processing - Extraction and refining: The extraction of nickel from ore follows much the same route as copper, and indeed, in a number of cases, similar processes and equipment are used. The major differences in equipment are the use of higher-temperature refractories and the increased cooling required to accommodate the higher operating temperatures in nickel ...

Kinetic Studies of Sulfide Mineral Oxidation and …

Sulfide minerals are a major source of metals; however, certain sulfide minerals, such as pyrite and pyrrhotite, are less desirable. Froth flotation is a commonly used separation technique, which requires the use of several reagents Smelting of Nickel-Copper and Nickel Sulfide Nickel ores are mainly divided into copper-nickel sulfide ore and nickel oxide ore. Their beneficiation and smelting processes are completely different. 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 …

Mining Industry | Copper Sulfide Ore and Flotation Process ...

2019/07/09· Summarize the Types of Copper Sulfide Ore and Flotation Process technology, chalcopyrite, chalcocite, porphyrite, covellite, tetrahedrite, tennantite, etc 1 Types of copper sulfide ore (1) Single copper mineral Its ore characteristic is relatively simple, and the only useful component that can be recycled is copper. Flotation copper sulfide nickel ore, often used in the flotation of copper sulphide minerals collector and frother. A basic principle for determining the flotation process, would prefer to make the copper into the nickel concentrate, as

nickel sulphide flotation from serpentine - ME Mining …

2020/02/01· NICKEL AND COBALT ORES: FLOTATION G. V. Rao, Regional Research Laboratory, Council of Scientific and Industrial Research, Bhubaneswar, India Table 1 Principal nickel and nickeliferous minerals in nickel sulfide deposits 2013/01/01· The flotation characteristics of a nickel sulphide transition ore are investigated by laboratory tests with regard to two aspects, the recovery of magnesia bearing gangue, and the depression of ...

Beneficiation of low-grade weathered nickel sulfide …

Processing nickel sulfide minerals by flotation always presents the challenge of obtaining appropriate selectivity between nickel sulfide and other sulfides, such as pyrrhotite, pyrite, and chalcopyrite. 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).