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Potassium Amyl Xanthate Copper Flotation

Effect of H2O2 and potassium amyl xanthate on separation ... Jun 15, 2020 Interestingly, flotation of mixed mineral of copper sulfide and arsenic-bearing copper minerals shows that enargite and tennantite exhibit a higher floatability compared to chalcopyrite and bornite after the oxidation treatment followed by the addition of potassium amyl xanthate (PAX).

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A Comparative Study of Kinetics of Flotation of a Copper ...

N-phenylhydroxylamine (HCNPHA) as the collector. The differential flotation between pentlandite and pyrrhotite of HCNPHA was compared by repeating the experiments with potassium amyl xanthate (PAX). However, the pH for the flotation was 9.0 and 9.5, respectively, for using HCNPHA or PAX as collector.

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The effects of mixtures of potassium amyl xanthate (PAX ...

Dec 01, 2017  Potassium amyl xanthate (PAX) and sodium isobutyl xanthate (SIBX) are traditional thiol collectors used in the bulk and selective froth flotation of nickel and copper sulfide mineral ores. Individually, they are not selective enough for economical low-grade nickel froth flotation.

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Recovery of copper and cobalt in the comparative flotation ...

flotation tests in order to recovery copper and cobalt. This paper investigates the effect of potassium amyl xanthate (PAX) and sodium dibutyl dithiophosphate (DANA) performance on both copper and cobalt recovery in single roughing flotation. The effect of pH on the flotation is proposed. Some parameters were

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PAX-COLLECTOR-XANTHATE-POTASSIUM AMYL XANTHATE PAX

Potassium amyl xanthate(PAX) is a strong collector. It is widely used in the flotation processes of nonferrous metallic minerals where a strong but a non-selective collector is desired. Potassium amyl xanthate(PAX) is a good collector for the flotation of oxide minerals, eg.: oxidized sulfide, copper

More

Effects of Collectors and Frothers on Copper and ...

collector potassium amyl xanthate (PAX) with frothers X-133 and FrothPro 630 resulted in approximately 3% increase in copper rougher recovery rela-tive to the baseline (sodium ethyl xanthate and X-133). The collectors and frothers did not have a significant effect on molybdenum recovery within the dosage limits investigated. Keywords

More

Flotation of Low-Grade DongChuan Copper Oxide Ores with ...

A hydroxamate collector AM28 is used in conjunction with Potassium Amyl Xanthate (PAX) to allow the flotation of the low-grade copper oxide ores from DongChuan Mine. A series of batch laboratory scale flotation tests are conducted for oxide copper minerals to establish the flotation response and the suitability of the collectors. From the rougher flotation tests performed, the highest copper ...

More

AN INVESTIGATION OF COPPER RECOVERY FROM A

provide an optimum flotation response for the natural ore. The collectors were: potassium amyl xanthate (PAX), Cytec Promoter 6494 hydroxamate and DETA. The copper recovery, malachite recovery, minor copper recovery and copper grade responses

More

(PDF) The effects of mixtures of potassium amyl xanthate ...

The effects of mixtures of potassium amyl xanthate (PAX) and isopropyl ethyl thionocarbamate (IPETC) collectors on grade and recovery in the froth flotation of a nickel sulfide ore July 2017 South ...

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Collectors Strength - Xanthate Family - Recovery Power

Apr 10, 2014  In this data set, increasing collector concentration of Z-200 lowers R and increases K while increasing Z-6 increases R and lowers K. This reverse pattern with different reagents was demonstrated in the plant. Figure VIII gives an example of a detailed lab analysis on a copper sulfide ore utilizing cresylic acid, Z-200, and ammonium sulfide.

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A Comparative Study of Kinetics of Flotation of a Copper ...

N-phenylhydroxylamine (HCNPHA) as the collector. The differential flotation between pentlandite and pyrrhotite of HCNPHA was compared by repeating the experiments with potassium amyl xanthate (PAX). However, the pH for the flotation was 9.0 and 9.5, respectively, for using HCNPHA or PAX as collector.

More

Recovery of copper and cobalt in the comparative flotation ...

flotation tests in order to recovery copper and cobalt. This paper investigates the effect of potassium amyl xanthate (PAX) and sodium dibutyl dithiophosphate (DANA) performance on both copper and cobalt recovery in single roughing flotation. The effect of pH on the flotation is proposed. Some parameters were

More

PAX-COLLECTOR-XANTHATE-POTASSIUM AMYL XANTHATE PAX

Potassium amyl xanthate(PAX) is a strong collector. It is widely used in the flotation processes of nonferrous metallic minerals where a strong but a non-selective collector is desired. Potassium amyl xanthate(PAX) is a good collector for the flotation of oxide minerals, eg.: oxidized sulfide, copper

More

Effects of Collectors and Frothers on Copper and ...

collector potassium amyl xanthate (PAX) with frothers X-133 and FrothPro 630 resulted in approximately 3% increase in copper rougher recovery rela-tive to the baseline (sodium ethyl xanthate and X-133). The collectors and frothers did not have a significant effect on molybdenum recovery within the dosage limits investigated. Keywords

More

Flotation of Low-Grade DongChuan Copper Oxide Ores with ...

A hydroxamate collector AM28 is used in conjunction with Potassium Amyl Xanthate (PAX) to allow the flotation of the low-grade copper oxide ores from DongChuan Mine. A series of batch laboratory scale flotation tests are conducted for oxide copper minerals to establish the flotation response and the suitability of the collectors. From the rougher flotation tests performed, the highest copper ...

More

AN INVESTIGATION OF COPPER RECOVERY FROM A

provide an optimum flotation response for the natural ore. The collectors were: potassium amyl xanthate (PAX), Cytec Promoter 6494 hydroxamate and DETA. The copper recovery, malachite recovery, minor copper recovery and copper grade responses

More

Development of a Combined Flotation and High Pressure ...

The effect of collector type on the recoveries of copper and nickel from mine tailing was studied using various collectors such as Potassium amyl xanthate (PAX, C5H11OCSSK), Mercaptan R247 (NaMBT, sodium 2-Mercaptobenzo- thiazole) and Aerofloat (AF208, sodium diethyl dithiophosphate). These collec-tors are widely used in sulphide minerals.

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A large amount of PAX was loaded in container on Vimeo

Apr 26, 2021  PAX, Potassium Amyl Xanthate. PAX is a kind of collector with strong collecting ability and weak selectivity. Widely used in the flotation of copper, zinc, nickel and gold bearing pyrite, it has obvious advantages in improving gold recovery of gold ore and copper gold ore, and it can also obtain satisfactory results for refractory copper

More

Copper Flotation - Department of Chemistry

The copper ore slurry from the grinding mills is mixed with milk of lime (simply water and ground-up limestone) to give a basic pH, pine oil (yes, it comes from trees -- a by-product of paper mills) to make bubbles, an alcohol to strengthen the bubbles, and a collector chemical called potassium amyl xanthate (or the potassium salt of an alkyl ...

More

(PDF) The effects of mixtures of potassium amyl xanthate ...

The effects of mixtures of potassium amyl xanthate (PAX) and isopropyl ethyl thionocarbamate (IPETC) collectors on grade and recovery in the froth flotation of a nickel sulfide ore July 2017 South ...

More

(PDF) Geometrical optimization of xanthate collectors with ...

The most widely used collector for copper flotation is sodium iso-propyl xanthate and potassium amyl xanthate. The choice is based on the amount of pyrite associated with the ore. Potassium amyl xanthate is a powerful collector for flotation of nonferrous sulfide minerals such as copper, zinc, lead, nickel etc., and also effective for flotation ...

More

potassium amyl xanthate pax copper ore 」

Sep 20, 2012  Amyl xanthate potassium is a selective collector strong ability weak collector, widely used copper, zinc, nickel and containing pyrite flotation of gold and copper deposits improve gold recovery mine has obvious advantages for refractory copperlead oxide ore

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High Grade Potassium Amyl Xanthate PAX for Sale ...

Potassium Amyl Xanthate is the perfect choice for flotation processes of nonferrous metallic ores as a strong yet non-selective collector. PAX works effectively as a flotation reagent in the flotation of oxide minerals such as oxidized sulfide, lead, and copper ores.

More

A safer and more efficient solution for Xanthates challenges

Oct 06, 2020  Common xanthate products are sodium ethyl xanthate (SEX), sodium isopropyl xanthate (SIPX), sodium isobutyl xanthate (SIBX) and potassium amyl xanthate (PAX). Considerable literature also exists on the effects of CS 2 with studies conducted in various countries show the dangers of exposure to human health. In addition, animal studies indicate ...

More

PAX-COLLECTOR-XANTHATE-POTASSIUM AMYL XANTHATE PAX

Potassium amyl xanthate(PAX) is a strong collector. It is widely used in the flotation processes of nonferrous metallic minerals where a strong but a non-selective collector is desired. Potassium amyl xanthate(PAX) is a good collector for the flotation of oxide minerals, eg.: oxidized sulfide, copper

More

Effects of Collectors and Frothers on Copper and ...

collector potassium amyl xanthate (PAX) with frothers X-133 and FrothPro 630 resulted in approximately 3% increase in copper rougher recovery rela-tive to the baseline (sodium ethyl xanthate and X-133). The collectors and frothers did not have a significant effect on molybdenum recovery within the dosage limits investigated. Keywords

More

Flotation of Low-Grade DongChuan Copper Oxide Ores with ...

A hydroxamate collector AM28 is used in conjunction with Potassium Amyl Xanthate (PAX) to allow the flotation of the low-grade copper oxide ores from DongChuan Mine. A series of batch laboratory scale flotation tests are conducted for oxide copper minerals to establish the flotation response and the suitability of the collectors. From the rougher flotation tests performed, the highest copper ...

More

AN INVESTIGATION OF COPPER RECOVERY FROM A

provide an optimum flotation response for the natural ore. The collectors were: potassium amyl xanthate (PAX), Cytec Promoter 6494 hydroxamate and DETA. The copper recovery, malachite recovery, minor copper recovery and copper grade responses

More

High Grade Potassium Amyl Xanthate PAX for Sale ...

Potassium Amyl Xanthate is the perfect choice for flotation processes of nonferrous metallic ores as a strong yet non-selective collector. PAX works effectively as a flotation reagent in the flotation of oxide minerals such as oxidized sulfide, lead, and copper ores.

More

Development of a Combined Flotation and High Pressure ...

The effect of collector type on the recoveries of copper and nickel from mine tailing was studied using various collectors such as Potassium amyl xanthate (PAX, C5H11OCSSK), Mercaptan R247 (NaMBT, sodium 2-Mercaptobenzo- thiazole) and Aerofloat (AF208, sodium diethyl dithiophosphate). These collec-tors are widely used in sulphide minerals.

More

A large amount of PAX was loaded in container on Vimeo

Apr 26, 2021  PAX, Potassium Amyl Xanthate. PAX is a kind of collector with strong collecting ability and weak selectivity. Widely used in the flotation of copper, zinc, nickel and gold bearing pyrite, it has obvious advantages in improving gold recovery of gold ore and copper gold ore, and it can also obtain satisfactory results for refractory copper

More

(PDF) Geometrical optimization of xanthate collectors with ...

The most widely used collector for copper flotation is sodium iso-propyl xanthate and potassium amyl xanthate. The choice is based on the amount of pyrite associated with the ore. Potassium amyl xanthate is a powerful collector for flotation of nonferrous sulfide minerals such as copper, zinc, lead, nickel etc., and also effective for flotation ...

More

Copper Flotation - Department of Chemistry

The copper ore slurry from the grinding mills is mixed with milk of lime (simply water and ground-up limestone) to give a basic pH, pine oil (yes, it comes from trees -- a by-product of paper mills) to make bubbles, an alcohol to strengthen the bubbles, and a collector chemical called potassium amyl xanthate (or the potassium salt of an alkyl ...

More

A safer and more efficient solution for Xanthates challenges

Oct 06, 2020  Common xanthate products are sodium ethyl xanthate (SEX), sodium isopropyl xanthate (SIPX), sodium isobutyl xanthate (SIBX) and potassium amyl xanthate (PAX). Considerable literature also exists on the effects of CS 2 with studies conducted in various countries show the dangers of exposure to human health. In addition, animal studies indicate ...

More

Effect of H2O2 and potassium amyl xanthate on separation ...

Interestingly, flotation of mixed mineral of copper sulfide and arsenic-bearing copper minerals shows that enargite and tennantite exhibit a higher floatability compared to chalcopyrite and bornite after the oxidation treatment followed by the addition of potassium amyl xanthate (PAX). These flotation results indicate a possibility for ...

More

SULFURIZATION AND FLOTATION. Assoc. Prof. Dr. Willie

Potassium Amyl Xanthate (PAX) with a purity of 96% was used as the flotation collector, copper sulphate as the depressant, Dow Froth 200 as the frother and sodium carbonate as the pH regulator. All the solutions for the experiments were prepared using deionised water. Table 1.

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Thiocarbonate collectors in pyrite flotation ...

al., 1999). In the N2 TEC process, air is replaced by nitrogen as the flotation gas and potassium amyl xanthate (PAX) is used as collector in the potential range -0.1 to -0.5 V vs. Ag/AgCI (0.1 22 to -0.278 V vs. SHE) (Simmons, 1997). As is illustrated in Figure 5, using potassium n-amyl dithiocarbonate as collector, in a nitrogen

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US Patent Application for FLOTATION OF SPHALERITE FROM ...

The main objective of the invention was to develop a new flotation collector that could eliminate or reduce the amount of copper sulfate used in the flotation of sphalerite. Different series of collectors such as cupferrons, arylhydroxamic acids and amino mercaptans or amino thiols were synthesized and tested. Amino mercaptans/aminothiols were found to be very effective in floating sphalerite ...

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