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what should be pulp density in flotation of copper

Characterization And Flotation Of Sulfur From

All flotation tests were conducted at room temperature with a 1000 ml Denver laboratory flotation machine. Pulp density was adjusted to about 30% solid by weight. The pulp was conditioned in the flotation cell for 10 minutes for each test before air was introduced. Flotation (concentrate collecting) time was set at 4 minutes for each test.

Global Sensitivity Analyses Of A Neural Networks Model For

Density of the particle must be greater than that of the fluid, which is confirmed in literature [26]. A study carried out by Mehrotra and Kapur [27] indicates that the lower the pulp density, the higher the flotation ratio, and therefore, the higher mineral concentrate. Other studies show that the pulp density …

Pdf The Critical Role Of Pulp Density On Flotation

Jul 26, 2018 pulp density, played a key role in flotation performance. The decline in density (from 40 wt % to 20 wt %) increased the nickel and copper recoveries from 70.7% to 79.5% and 82% to 85.4%...

Cao Binfang Et Al Metallurgy And Materials

rate, pulp density and pulp level obtained during the copper flotation process were set as the model input data. Several pre-diction models including the autoregres-sive moving average model (ARMAX), neural networks, the fuzzy combination model and the partial least squares model (PLS) are compared in the prediction of copper concentrate grade.

Pdf Strategies For Increasing Coarse Particle Flotation

Strategies for increasing coarse particle flotation in conventional flotation cells Flotation ‘13 - 18-21 November 2013 80 80 low density, FD=10.6 low density, FD=7.6 70 high density, FD=11 70 high density, FD=7.6 Overall copper recovery, % Overall copper …

Particle Size Effect On Flotation Process Henan Deya

Sep 06, 2021 -Reduce the pulp density of flotation, on the one hand, it can reduce the sludge pollution concentrate froth; on the other hand, it can also reduce the viscosity of the pulp. (2) The use of particulate minerals with chemical adsorption or chelating effect of the trapping agent, in order to help improve the selectivity of the flotation process.

Development Of Copper Recovery Process From Flotation

Jun 15, 2018 The copper concentrate was first prepared by flotation under the optimal conditions obtained from the previous study, which was pH 10, pulp densities 25%, collector (PAX) dosage 100 g/t‒ore, sulfurizing reagent (NaHS) dosage 1000 g/t, frother (MIBC) dosage 200 g/t‒ore, and flotation time 15 min . The copper grade was upgraded to 0.65 mass% from the initial 0.34 mass% under the …

3 Factors Affect Froth Flotation Process Miningpedia

Mar 01, 2019 And during the froth flotation process of fine particles and the ore containing high mud, the slurry concentration should be 10% to 20%. Because the larger the particle size is, the thicker the slurry concentration should be. When the flotation density is small, the fine and muddy minerals should use a relatively thin pulp.

The Life Cycle Of Water Used In Flotation A Review

Sep 27, 2018 In order to enhance the coal flotation in a high pulp density slurry, new equipment such as a flash flotation machine, hydraulic machine, and series flotation column were developed and applied in high pulp density flotation; e.g., Xie et al. combined a jet flotation column (JFC) and a cyclonic micro-bubble flotation column (FCMC) into one ...

Flotation Of Copper Ores Weston Dca

What I claim as my invention is 1. A process for the flotation recovery of copper values from ores containing copper values in the form of at least one sulphide copper mineral and at least one sulphuric acid soluble copper mineral using a sulfhydryl anionic collector comprising: subjecting a pulp of the ore to acid treatment by conditioning the pulp with addition of an acid agent, the acid ...

Flotation Of Nickelcopper Sulphide Ore Optimisation

Keywords: flotation, process optimization, Taguchi orthogonal array, ANOVA. 1. Introduction Froth flotation is widely used for separating base metal sulphide minerals in complex ores. One of the major challenges faced by the flotation of these ores is the ever varying grade and mineralogy as the ore is exploited (Kabuda et. al., 2011).

Effect Of Pulp Density On Gold Flotation Recovery

Feb 15, 2018 Quite simply stated, if the pulp density is not maintained at 30% or higher by weight, it is very difficult to keep the coarser free gold into the froth phase. Copper sulfate is often used as an activator for promoting free gold flotation.

Flotation Of Copper Ores Weston Dca

What I claim as my invention is 1. A process for the flotation recovery of copper values from ores containing copper values in the form of at least one sulphide copper mineral and at least one sulphuric acid soluble copper mineral using a sulfhydryl anionic collector comprising: subjecting a pulp of the ore to acid treatment by conditioning the pulp with addition of an acid agent, the acid ...

Pdf Strategies For Increasing Coarse Particle Flotation

Strategies for increasing coarse particle flotation in conventional flotation cells Flotation ‘13 - 18-21 November 2013 80 80 low density, FD=10.6 low density, FD=7.6 70 high density, FD=11 70 high density, FD=7.6 Overall copper recovery, % Overall copper …

Investigation Of The Possibility Of Copper Recovery From

The average copper and iron recovery obtained was from 60% to 70% and from 2% to 3%, respectively. These results indicate that the old flotation tailings pond represents an important source of secondary raw material for the extraction of copper and that it should be valorized rather than land reclamation. At the end of the paper, a mechanism of ...

Common Questions About Froth Flotation Process Technology

Apr 17, 2019 2. Follow the change of ore properties and adjust the pH value in time to obtain better flotation indexes. For example, in the process of copper-nickel mixed flotation, the pH value is adjusted to obtain the maximum possible recovery rate. In the mixing and dosing process, the pulp with suitable concentration should be prepared for the next ...

1 Froth Flotation Fundamental Principles

Pulp Density Temperature Flotation System . 2 these factors into account in froth flotation operations. Changes in the settings of one factor (such ... Problem: A copper ore initially contains 2.09% Cu. After carrying out a froth flotation separation, the products are as shown in Table 1. Using this data, calculate:

Factors Affecting The Copper Mining Process Xinhai

Dec 22, 2017 The reagent system refers to the flotation reagent kinds, dosage, the adding order, location, way(one time or separately add), the compound method and the working time. It is an important operating index in the copper mining process, which has a significant effect on the flotation indexes. Pulp density is the solid content of the pulp. Usually ...

Analysis Of The Effects Of Grind Size On Production Of

Fig 1: Flotation Cell during flotation of the ore . According to [7], the essence of flotation processes is the concentration of the finely divided minerals on the basis of variations in their ability to keep themselves on a phase interface. [8] also affirm that it is a means of treating a pulp of

Pdf Effect Of Pyrite Content Of Feed And Configuration

Foregoing studies suggested that in order to decrease the amount of misreported CP/G, flotation can be carried out in lower pulp density (below 28 wt. %), which can improve grade and recovery of copper and declines gangue minerals flotation [56].

How To Solve The Common Problems Of Froth Flotation

Feb 06, 2020 As the common mineral processing process, the froth flotation process is widely used in the concentrator. Because the froth flotation process is strict with grinding fineness, pulp density, flotation reagent, the flotation plant operators must inspect the flotation conditions during the operation of the flotation machine.

Common Questions About Froth Flotation Process Technology

Apr 17, 2019 2. Follow the change of ore properties and adjust the pH value in time to obtain better flotation indexes. For example, in the process of copper-nickel mixed flotation, the pH value is adjusted to obtain the maximum possible recovery rate. In the mixing and dosing process, the pulp with suitable concentration should be prepared for the next ...

The Copper Flotation Concentrate Bulk Density Build

Read more what should be pulp density in flotation of copper. 1 Froth Flotation – Fundamental Principles. This tells us that the concentrate has 9.57 times the copper concentration of the feed. 1.1.1 Grade/Recovery Curves While each of these single calculated values are useful for comparing flotation performance for different conditions, it ...

Global Sensitivity Analyses Of A Neural Networks Model For

Density of the particle must be greater than that of the fluid, which is confirmed in literature [26]. A study carried out by Mehrotra and Kapur [27] indicates that the lower the pulp density, the higher the flotation ratio, and therefore, the higher mineral concentrate. Other studies show that the pulp density …

Effect Of Desliming On Flotation Response Of Kansanshi

A labtech Essa flotation machine with 2.5 liters cell was used for 1kg sample feed at a pulp density of 32% solids. The first stage involved the flotation of sulfide minerals (analyzed as Acid Insoluble Copper-AICu), 50 g/t of Sodium Isobutyl Xanthate (SIBX) Collector and 20 g/t Aero froth 68 frother were added and conditioned for 2 minutes.

Slurry Density Engineering Toolbox

Calculate density of a slurry. Sponsored Links. Slurry is a mixture of a solid and a liquid. The density of a slurry can be calculated as. ρm = 100 / [cw / ρs + [100 - cw] / ρl] (1) where. ρm = density of slurry (lb/ft3, kg/m3) cw = concentration of solids by weight in the slurry (%) ρs = density …

Seven Factors Influence The Effect Of The Froth Flotation

Nov 01, 2019 When the particle size of ore particle size is less than 0.01mm, the flotation index will deteriorate significantly. It is suggested that suitable grinding fineness should be determined by ore dressing test and production practice data. 2. Flotation Pulp Density. Pulp concentration is one of the main factors affecting the flotation index.

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 4.5 pounds of SO 2 per ton of dry ore for a time ...

7 Factors Affecting Froth Flotation Process Jxsc Machine

Dec 20, 2018 The most suitable ore pulp concentration during the flotation process is related to the ore property and the flotation processing conditions. The general rules as flow: (1) Pulp Density. The mineral with large flotation density uses a thicker slurry, while the mineral with a small flotation density uses a thinner slurry.

The Critical Role Of Pulp Density On Flotation Separation

The results revealed that rheology, which is caused by pulp density, played a key role in flotation performance. The decline in density (from 40 wt % to 20 wt %) increased the nickel and copper recoveries from 70.7% to 79.5% and 82% to 85.4% respectively in the artificial mixture (1:1).

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