Flotation Behavior of Complex Sulfide Ores in the Presence ...

Jan 01, 2017· Base metals such as copper, lead, and zinc are mainly extracted from sulfide ores. Mostly these base metals tend to exist together in an ore. Flotation process is widely used to separate these minerals in sulfide ores [1]. A wide range of chemical reagents are used in the flotation process to separate the different minerals.

Estimated Water Requirements for the Conventional ...

Copper sulfide ores must be concentrated before they can be economically transported to a smelter. Froth flotation is part of a copper beneficiation process in which finely ground ore is placed in aerated tanks that contain a waterbased solution from which a coppersulfiderich froth is recovered

Flotation of mixed copper oxide and sulphide minerals with ...

Flotation response for copper sulphide composite using PAX as the copper collector. Total PAX and MIBC doses were 14 g/t and 48 g/t, respectively. the rougher scavenger tests the copper recovery achieved was % at a concentrate grade of % Cu. These values are comparable to results achieved at the Minto processing plant under normal ...

Copper Flotation | Eriez Flotation Division

COPPER FLOTATION. Eriez Flotation is the leading supplier of with over 170 installations worldwide. Our commercial columns are up to 6 metres in diameter, and are being used in most of the world's largest copper concentrators. Our range of sparging technologies allow us to choose the right sparging technology for your application.

The effect of sodium hydrosulfide on molybdenite flotation ...

Mar 15, 2020· The role of NaHS and Na 2 S in depressing copper sulfides in flotation is associated with the desorption of thiol collectors and the modification of copper mineral surface properties (Gaudin, 1957, Nagaraj et al., 1986). Taking xanthate as an example, it may adsorb on copper sulfides through copperxanthate complexes.

(PDF) A Review of the Flotation of Copper Minerals

Copper is most commonly present in the earth’s crust as copperironsulphide and copper sulphide minerals, for example, chalcopyrite (CuFeS2), bornite (Cu5FeS4) and chalcocite (Cu2S).

sulfide copper ore concentrate flotation manufacturer

Patent US3780860 Flotation of copper sulfide ores google patents US3780860. A novel flotation promoter used in the concentration of copperbearing ores for the efficient selective flotation of copper values, including chalcopyrite, with . Inquire Now; leadmolybdenum concentrate flotation machine.

sulfide ore froth flotation

100 300 Tpd Sulfide Copper/gold /silver Ore Froth . sulfide ore froth flotation Technical parameters Our sulfide ore froth flotation air inflation floatation cell structure as shown in the diagram, is composed of tank, large isolation plate impeller with top and bottom blades, seat stator radial blade, split disc cover, split center tube, connecting tube with airbleed hole, bearing body

Froth flotation Wikipedia

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. The gangue minerals are mainly quartz, carbonate and silicate. (2) Coppersulfur ore Called copperbearing pyrite. In addition to copper minerals, iron sulfide can be recovered, and the main mineral of sulfur is pyrite.

A NEW PARADIGM IN SULFIDE PROCESSING BACKGROUND

a final copper concentrate. This welldefined and proven method of copper sulfide processing has served the industry well for over a century. The justification for this approach is well based as conventional flotation technology has a defined particle size range over which it can effectively recover floatable particles.

Flotation of copper sulphides assisted by high intensity ...

Flotation of sulphide fines results, using CRF technique and HIC combined (CRF–HIC), were compared with a ‘‘standardized” mill laboratory procedure. Concentrate copper recoveries were of the order of 7– 18 per cent higher and their process kinetics …

Thebehaviourofminerals insulphideflotation processes ...

valuable, sulphide gangue, and nonsulphide gangue) is discussed in more detail inthenext section. The recoverytime curves for each size fraction of minerals in the Mount Isarougher , and the consistency of behaviour fromsizetosizewillbenoted. From the data available on industrial sulphide flotation processes, the fol

flotation of copper sulfides equipment wemco cell

Copper Sulfide Flotation Mineral Processing Metallurgy. 20200420 Copper Sulfide Flotation Circuit. The pulp from the Conditioner is treated in a 10cell “SubA” Flotation Machine and a 4cell “SubA” Flotation machine. Sometimes conditioners are not provided; however, their use

Flotation of Copper Sulfide Ores PDF Free Download

Flotation of Copper Sulfide Ores Table Different reagent schemes used in various plants on massive sulfide copper ores Type Ore Description Depressants used Collector type 1 Massive sulfide ore with moderate dissemination, pyrite 70–90%, copper –3% Primary grind K80 65–75 m Re–grind K80 35–25 m 1. Lime–Na2SO3 Xanthate ...

Flotation of NickelCopper Sulphide Ore: Optimisation of ...

the flotation recovery of Ni, Cu and Co from a nickelcopper 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 ...

Evaluation of Factors Affecting Carrying Capacity of ...

Copper Sulphide Ores Carrying Capacity Column Flotation Operating Parameters Sungun 1 Introduction Maximum carrying capacity (C amax) is an important index to be considered at the design of flotation column and in the diagnosis of flotation operation. The maximum solids concentrate rate is referred to as the carrying capacity and

CHLORINATION OF COPPER AND NICKEL SULFIDE …

T1 CHLORINATION OF COPPER AND NICKEL SULFIDE CONCENTRATES. AU Smith, K. A. AU Iwasaki, I. PY 1985. Y1 1985. N2 A chlorination process for treating metal sulfide flotation concentrates is described. The process involves low temperature chlorination combined with sulfur chloride conversion and selective oxidation to produce nonferrous ...

Copper Mining and Extraction Sulfide Ores

The main ores of copper are sulfides and oxides. From their chemical formulas you can calculate the percentage of copper in each mineral. However this is not the same as the percentage of copper in the ore as that also contains unwanted silicates and other minerals, called gangue, that will have to be separated. ... Stage 2: Froth flotation The ...

Flotation separation of copper–molybdenum sulfides using ...

Nov 01, 2015· 1. Introduction. The selective separation of copper–molybdenum sulfide minerals by flotation mostly relies on the use of various depressants. Sodium hydrosulfide, sodium sulfide, cyanide and Noke’s reagent (thiophosphorus or thioarsenic compounds) are routinely used as the selective depressants of chalcopyrite (Bulatovic, 2007, Pearse, 2005, Prasad, 1992, Yin et al., 2010), the main copper ...

Flotation experiment research on a polymetallic sulfide ore of

The flotation of the polymetallic sulfide ore of copper, lead, and zinc is generally suitable at alkaline pH conditions. Lime and soda are common agents used in adjusting the pH of the slurry. These agents were used and the effects of

Flotation of Sulfide Components of Copper Ore in the ...

Influence of ndodecane aqueous emulsion on flotation of sulfide minerals present in the copper ore from the LegnicaGlogow Copper Basin (LGOM), carried out on the laboratory scale, was investigated. Five flotation experiments performed in the presence of …

Copper Sulfide Flotation Mineral Processing Metallurgy

Copper Sulfide Flotation Circuit Beneficiation of Copper Sulfide by Flotation Copper, due to the present world demand and price, is of foremost interest to the mining industry. Many new properties are either in the process of being brought into production or are

recovery gold and copper from flotation tailings MC World

Copper Sulfide Flotation Mineral Processing Metallurgy. The above flowsheet is designed for the treatment by flotation of copper as chalcopyrite with gold and silver values. The ore, ranging from 6065% silica, with pyrite, ...

Flotation of a copper sulphide ore from Okiep using thiol ...

froth flotation performance obtained with a borniterich copper sulphide ore from Okiep Copper Mine with a feed grade of % copper. Batch flotation tests were used to assess the performance in terms of masswater recovery, sulphur graderecovery and copper graderecovery relationships and the Klimpel rate constant for copper recovery.

EXTRACTING METALS FROM SULFIDE ORES

Silver, gold and platinum group metals present in copper ores follow the copper in both the flotation circuit and the smelter, and are recovered in the final, electrorefining stage. Electrorefining is discussed in the final Section. Flotation is also used to split copper and nickel sulfides and separate them from iron sulfides and gangue minerals.

MEI Blog: Challenges in copper flotation

Sep 17, 2011· However many other minerals respond poorly to flotation, and may even impede the flotation of readily floatable minerals, as at Palabora in South Africa, where the ore contains small amounts of valleriite, a copperiron sulphide containing Mg and Al groups in the crystal lattice, and occurring intergrown with other sulphide minerals.

Treatment of Mixed Sulfide Oxide Ores of Copper

Metallurgical ContentSULFURIC ACID AS A SOLVENTTREATMENT OF OXIDIZED COPPER BY AGITATIONSULFUR DIOXIDE AND AMMONIA AS SOLVENTSIRON SALTS AS SOLVENTSOTHER SOLVENTS FOR OXIDIZED COPPERCONTROL OF TEMPERATURE DURING SULFATIONTHE PRECIPITANTELECTROLYSISSULFURDIOXIDE PRECIPITATIONHYDROGEN SULFIDE AS …

The Application of Xanthate in Froth Flotation Process ...

Xanthate, as the flotation collector with strong collection effect, is mainly used to enhance the hydrophobicity of the mineral surface to meet the requirements of is commonly used in the flotation process of sulfide minerals. Xanthate is a combination of alcohol, sodium hydroxide and carbon dioxide, which is an anionic collector. . It is light yellow, soluble in water and ...

(PDF) Flotation of NickelCopper Sulphide Ore ...

In this study, the robust Taguchi experimental design method was used to determine the optimum conditions for the flotation of nickel, copper and cobalt from a nickelcopper sulphide ore.

Enhanced sulfidation xanthate flotation of malachite using ...

May 18, 2017· The addition of ammonium salts is an effective way for enhanced sulfidation on the sulfidexanthate flotation of copper oxide 22. We obtained the same result as that of ref. 22, ...