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what should be pulp density in flotation of copper

what should be pulp density in flotation of copper

The Critical Role of Pulp Density on Flotation

At the same time, the flotation results of the mixed binary minerals showed that the pulp density exerted little influence on the nickel and copper grades. Furthermore, the grade of silicon decreased from 23% to 12% as pulp density dropped from 40 wt % to 20 wt %.

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The Critical Role of Pulp Density on Flotation

The Critical Role of Pulp Density on Flotation Separation of Nickel-Copper Sulfide from Fine Serpentine

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The Critical Role of Pulp Density on Flotation

When the solid ratio of sulfide to serpentine was 1:1, lower pulp density (20 wt %) contributed to better rheological and flotation outcomes. Generally, the addition of

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1 Froth Flotation – Fundamental Principles

2009-8-27  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

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Effect of Pulp Density on Gold Flotation Recovery

2018-2-15  The ore being treated has both free gold and gold associated with pyrite. Quite simply stated, if the pulp density is not maintained at 30% or higher by weight, it

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Pulp Density - an overview ScienceDirect Topics

The maximum ‘pulp density’ is usually about 50% solids by weight; above that level small fluctuations in density will seriously affect separation. A coneshaped discharge of 20°–30° reduced angle usually produces optimum conditions for separation. Cyclone control

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The critical importance of pulp concentration on the ...

2016-4-1  The grinding pulp density was about 66%. The detailed flotation experimental conditions are as follows: solid concentration: 35%; the dosages of lime, zinc sulfate, sodium silicate, thiamine ester and methyl isobutyl carbinol were 800, 600, 300, 60 and 21 g/t,

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Copper Flotation - Mineral Processing Metallurgy

2016-5-16  When pyrite is present, lime performs the additional function of a depressor, the amount used being balanced against that of the promoter—that is, no more lime should be added than is required to prevent the bulk of the pyrite from floating, as any excess tends to depress the copper minerals, and no more of the promoter should

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Copper Sulfide Flotation - Mineral Processing

2016-4-13  For this service the (patented) Super Agitator and Conditioner is standard. Reagents added at this point are thoroughly mixed and reacted with the pulp. Any tendency of the pulp to froth prematurely is readily overcome by the patented standpipe arrangement which also assures positive pulp circulation. Copper Rougher Flotation

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Froth Flotation - Metallurgist Mineral Processing Engineer

2016-12-19  Aero 3501 is especially effective in the flotation of coarse middlings and in the separation of copper andcobalt minerals. Aero 3477 and 3501 are marketed as soluble salts and can be dissolved readily in waterunlike their related chemical group - the Aerofloats. These latter reagents are mixtures of acidthiophosphates and must be metered "neat" into the pulp. The usual dose is 5-25 g/tonne.

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1 Froth Flotation – Fundamental Principles

2009-8-27  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

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The Critical Role of Pulp Density on Flotation

Minerals (2018-07-01) . The Critical Role of Pulp Density on Flotation Separation of Nickel-Copper Sulfide from Fine Serpentine

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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 ...

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The critical importance of pulp concentration on the ...

2016-4-1  The grinding pulp density was about 66%. The detailed flotation experimental conditions are as follows: solid concentration: 35%; the dosages of lime, zinc sulfate, sodium silicate, thiamine ester and methyl isobutyl carbinol were 800, 600, 300, 60 and 21 g/t,

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Development of copper recovery process from

2018-6-15  The effect of pulp density on copper and iron HPL from the concentrate of flotation tailings was investigated under the following conditions: H 2 SO 4 concentration of 0 M and a total pressure of 2.0 MPa at a temperature of 180 °C for 60 min, while varying the pulp density in a range of 100–400 g/L.

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INTERPRETATION OF FLOTATION DATA FOR THE DESIGN

INTERPRETATION OF FLOTATION DATA FOR THE DESIGN OF PROCESS PLANTS . Robert C Dunne . Group Consulting Metallurgist, Newcrest Mining Ltd, Perth, Western Australia ... some copper ore with negligible pyrite) or as is the case for polymetallic ores, a complex three stage sequential separation (ie ... pulp density, type of grinding medium, and ...

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Froth Flotation - Metallurgist Mineral Processing Engineer

2016-12-19  Froth Flotation Froth flotation is one of the most versatile and flexible of all mineral separation processes. ... It is usually measured in % solids by weight. If the pulp density is too low, minerals are washed out of the cell before they have a chance to float. If the density ... pulp. The collector should coat only valuable mineral ...

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How Does Pulp Concentration And pH Affect Froth

2019-9-20  When the flotation density of the mineral, the material particles are larger, the use of thick pulp. When the flotation density is small, the mineral of fine grain and slime material is used thinner pulp. To meet the froth flotation requirements, the concentration of pulp can be adjusted by adding the required water and flotation agents.

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Effect of clay minerals on pulp rheology and the

2015-1-1  A copper–gold ore with low clay content was crushed to a size of −2.36 mm before grinding and flotation.The mineral compositions of this ore analysed by quantitative X-ray Diffraction (XRD) are shown in Table 1.The major gangue minerals are quartz,

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Effect of Stabilizing the Final Density of Thickened

2016-5-16  A study is made of the effect of the final density of the pulp in the pulp-thickening operation on the quality of the final flotation product at the Talnakh Concentrator Plant. The effect of the reagents that are used on the flotation process is thoroughly analyzed. The main relations which express the dependence of the quality indices of the finished concentrate on the thickening operation ...

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1 Froth Flotation – Fundamental Principles

2009-8-27  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

Get Price

The critical importance of pulp concentration on the ...

2016-4-1  The grinding pulp density was about 66%. The detailed flotation experimental conditions are as follows: solid concentration: 35%; the dosages of lime, zinc sulfate, sodium silicate, thiamine ester and methyl isobutyl carbinol were 800, 600, 300, 60 and 21 g/t,

Get Price

Flotation of copper sulphides assisted by high intensity ...

2015-9-30  Flotation of copper sulphides assisted by high intensity conditioning (HIC) and concentrate recirculation ... it also was the least affected by pulp density variations and imperfect size classification Firth et al. (1978); Tsai (1988) USA/coal Staged froth flotation for deep cleaning of fine coal. In this staged flotation, the slowly ...

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Effects of pH and pulp potential on selective separation ...

2 天前  proposed that an appropriate pulp potential in selective flotation of Mo from Cu-MO concentrate should be lower than -400mV [8, 11, 16]. Therefore, Na 2 S addition was made in a stepwise procedure during the flotation experiments, including the addition in the flotation

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Effect of Stabilizing the Final Density of Thickened

2016-5-16  A study is made of the effect of the final density of the pulp in the pulp-thickening operation on the quality of the final flotation product at the Talnakh Concentrator Plant. The effect of the reagents that are used on the flotation process is thoroughly analyzed. The main relations which express the dependence of the quality indices of the finished concentrate on the thickening operation ...

Get Price

Combined Effect of Operating Parameters on

2018-9-24  The optimum solids content of the pulp is 35%, because by increasing the pulp density, more particles report to the concentrate and increase copper recovery (also reducing concentrate grade). Drawing on the literature in the flotation area, a dependence of mineral recovery upon pulp density

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Effect of solids on pulp and froth properties in

2014-4-25  Froth flotation is a widely used process of particle separation exploiting differences in surface properties. It is important to point out that overall flotation performance (grade and recovery) is a consequence of the quality and quantity of the solid particles collected from the pulp phase, transported into the froth phase, and surviving as bubble-particle aggregates into the overflow.

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7 Factors Affecting Froth Flotation Process - JXSC

2018-12-20  The flotation agent should maintain a certain mass fraction in the pulp to have a good flotation effect. When the pulp is thicker, the mass fraction of the medicament is correspondingly increased, that is, the required medicament mass

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Investigation of the possibility of copper recovery

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 ...

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Common Questions About Froth Flotation Process

2019-4-17  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 ...

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1 Froth Flotation – Fundamental Principles

2009-8-27  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

Get Price

Flotation of copper sulphides assisted by high intensity ...

2015-9-30  Flotation of copper sulphides assisted by high intensity conditioning (HIC) and concentrate recirculation ... it also was the least affected by pulp density variations and imperfect size classification Firth et al. (1978); Tsai (1988) USA/coal Staged froth flotation for deep cleaning of fine coal. In this staged flotation, the slowly ...

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OPTIMIZATION OF FLOTATION PARAMETERS FOR

2016-12-27  depressing copper and iron sulfides (Wills, 1997). In addition, it should be noted that conditioning time, pulp density, and reagent additions are the most important parameters in the separation of copper-molybdenum (Bulatovic, 2007). The floatability of molybdenum in porphyry copper ores depends on some factors

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Effect of Stabilizing the Final Density of Thickened

2016-5-16  A study is made of the effect of the final density of the pulp in the pulp-thickening operation on the quality of the final flotation product at the Talnakh Concentrator Plant. The effect of the reagents that are used on the flotation process is thoroughly analyzed. The main relations which express the dependence of the quality indices of the finished concentrate on the thickening operation ...

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Flotation Circuit - Rhosonics

Flotation Circuit. Real-time density measurement can help to verify changes in the slurry from the grinding circuit to the flotation cells. The effect of flotation feed density on metallurgical performance has been investigated. Results of test work have shown that the pulp density affects key parameters of the flotation process in both the ...

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Effects of pH and pulp potential on selective separation ...

2 天前  proposed that an appropriate pulp potential in selective flotation of Mo from Cu-MO concentrate should be lower than -400mV [8, 11, 16]. Therefore, Na 2 S addition was made in a stepwise procedure during the flotation experiments, including the addition in the flotation

Get Price

Effect of solids on pulp and froth properties in

2014-4-25  Froth flotation is a widely used process of particle separation exploiting differences in surface properties. It is important to point out that overall flotation performance (grade and recovery) is a consequence of the quality and quantity of the solid particles collected from the pulp phase, transported into the froth phase, and surviving as bubble-particle aggregates into the overflow.

Get Price

7 Factors Affecting Froth Flotation Process - JXSC

2018-12-20  The flotation agent should maintain a certain mass fraction in the pulp to have a good flotation effect. When the pulp is thicker, the mass fraction of the medicament is correspondingly increased, that is, the required medicament mass

Get Price

Multidimensional Optimization of the Copper

Three factors were measured in the flotation process of copper ore: the copper grade in a concentrate (β), the copper grade in tailings (ϑ), and the recovery of copper in a concentrate (ε). The experiment was conducted by means of a Jameson cell. The factors influencing the quality of the process were the particle size (d), the flotation time (t), the type of collector (k), and the dosage ...

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A Brief Review of Pulp and Froth Rheology in Mineral

In mineral flotation, rheological problems have limited the efficient upgrading of low-grade and complex ores. Since pulp and froth rheology are deemed to play different roles in influencing the separation performance, in this paper, a brief review on pulp and froth rheology in flotation is provided, with an objective of developing a basic understanding of rheology in flotation.

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