the effect of zinc oxide flotation using dodecylamine
Welcome to the broken dawn

the effect of zinc oxide flotation using dodecylamine

The Effect of Zinc Oxide Flotation Using Dodecylamine ...

In this study, the influences of important factors on zinc oxide flotation are investigated. Dosages of sulphidizing reagent, the pH regulator, the activator and the collector, use of sodium sulfide as the sulphidizing reagent, sodium carbonate as the pH regulator, copper sulfate as the activator and dodecylamine as the collector are essential to the effective recovery of zinc oxide.

More

Dodecylamine Scientific.Net

The Effect of Zinc Oxide Flotation Using Dodecylamine Authors: Dan Dan Wu, Shu Ming Wen, Jing Yang, Jiu Shuai Deng, Jian Liu Abstract: In this study, the influences of important factors on zinc oxide flotation are investigated.

More

Flotation Behavior of Iranian Oxidized Zinc Ore Using ...

2015-4-1  In this study, the flotation of oxidized zinc ore from Angooran ore in the presence of cationic collector such as dodecylamine (DDA), anionic collectors such as oleic acid (OA), potassium amyl xanthate (KAX), hexyl mercaptan (HM) and mixed collector (cationic/anionic) was investigated. The parameters of the flotation process such as recovery, grade and the effect of

More

The effect of the dispersion degree on the floatability of ...

1994-11-1  REFERENCES Bustamante, H. Shergold, H.L., Surface chemistry and flotation of zinc oxide minerals: I Flotation with dodecylamine, Trans. IMM Section C, 92, 201 (1983). van Lierde, A., Effects of acrylate polymers on the sulphidisation flotation of copper, lead and zinc oxide ores associated with a carbonate gangue, Trans. 1MM Section C, 81 ...

More

Effect of Mn (II) on quartz flotation using dodecylamine ...

2014-9-6  Quartz is, in most cases, the major gangue mineral found in the manganese ore. Mn iron, dissolved from the surface of ore, will determine the interfacial properties of the particles and, thus, their flotation behavior. In this work, the effect of Mn2+ on quartz flotation was investigated through flotation tests. It was found that quartz can be depressed with Mn2+ and floated with

More

A study of adsorption mechanism of dodecylamine on ...

2015-12-5  The effect of pH on sphalerite flotation at three initial DACl collector dosages of 1 × 10 −3 mol/L, 1 × 10 −4 mol/L, and 6.5 × 10 −5 mol/L is shown in Fig. 2.The results showed that even a low concentration of DACl can float sphalerite well over a wide pH range, which was in good agreement with earlier observations , .At DACl concentrations of 1 × 10 −4 mol/L, and

More

(PDF) FLOTATION AND SURFACE INTERACTIONS OF

Flotation behavior of wollastonite was studied using tallow-1,3-diaminopropane as collector in the Hallimond micro-flotation cell. The flotation recoveries obtained were correlated with contact ...

More

Adsorption studies of smithsonite flotation using ...

2006-5-1  The interaction of various concentrations of sodium sulfide, dodecylamine (DDA) and oleic acid (OA) on smithsonite were investigated at different pH levels using zeta potential, contact angle, microflotation and diffuse-reflectance FT-IR studies. Flotation results show that the recovery and contact angle are enhanced to 94% and 115°, respectively, with a dodecylamine

More

Sulphidization flotation for recovery of lead and zinc ...

2021-12-21  The flotation of oxide type zinc minerals (smithsonite) was investigated in the researches [Mehdilo et al. 2012, Ejtemaei et al. 2011, Hosseini and Forssberg, 2007, Navidi and Rashchi, 2008 using ...

More

Effects of the calcite on quartz flotation using the ...

Effects of the calcite on quartz flotation using the reagent scheme of starch/dodecylamine September 2019 Colloids and Surfaces A Physicochemical and Engineering Aspects 583:123983

More

Dodecylamine Scientific.Net

The Effect of Zinc Oxide Flotation Using Dodecylamine Authors: Dan Dan Wu, Shu Ming Wen, Jing Yang, Jiu Shuai Deng, Jian Liu Abstract: In this study, the influences of important factors on zinc oxide flotation are investigated.

More

Flotation Behavior of Iranian Oxidized Zinc Ore Using ...

2015-4-1  In this study, the flotation of oxidized zinc ore from Angooran ore in the presence of cationic collector such as dodecylamine (DDA), anionic collectors such as oleic acid (OA), potassium amyl xanthate (KAX), hexyl mercaptan (HM) and mixed collector (cationic/anionic) was investigated. The parameters of the flotation process such as recovery, grade and the effect of

More

Selective Flotation of Iranian Angooran Oxidised Zinc

2016-10-3  that the maximum flotation recovery was found at 90.5% using dodecylamine after sulphidization with sodium sulphide at pH around 11. Selective flotation of smithsonite is accomplished from oxidised zinc ore with dodecylamine collector at pH 11, when the feed is deslimed prior to bench scale flotation tests. Smithsonite recovery exceeding 84.5%

More

The Effect of Oleic Acid Emulsification using SPE on ...

2021-12-16  reported that using kerosene-emulsified dodecylamine as collector could significantly improve the recovery of zinc oxide.[10] In the flotation of other minerals, Rubio,[11] Guo,[12] and other researchers[13,14] have carried out similar collector emulsifi-cation studies and have achieved acceptable flotation effects.

More

flotation of zinc and oxide - nordcoffeetech

The studies on oxide zinc ore indicate a maximum bench scale flotation recovery of 84.5% with zinc grade 24.5% in the presence of dodecylamine at pH 11.5. There are no significant variations in recovery between cationic and anionic and mixed collectors, however, amine and mixed collector flotation are more selective than anionic collectors.

More

(PDF) FLOTATION AND SURFACE INTERACTIONS OF

Flotation behavior of wollastonite was studied using tallow-1,3-diaminopropane as collector in the Hallimond micro-flotation cell. The flotation recoveries obtained were correlated with contact ...

More

ysxb.csu.cn

2009-9-29  Fig.3 shows the effect of dodecylamine concentration on minerals flotation. Dodecylamine has stronger collecting performance to calcite than the other three minerals. When the collector concentration gets to 1.5×10 −4 mol/L, the flotation recovery achieves equilibrium, namely, the flotation recovery keeps invariablewith continual rise of the concentration.

More

Effect of Mn (II) on quartz flotation using dodecylamine ...

2014-9-6  Quartz is, in most cases, the major gangue mineral found in the manganese ore. Mn iron, dissolved from the surface of ore, will determine the interfacial properties of the particles and, thus, their flotation behavior. In this work, the effect of Mn2+ on quartz flotation was investigated through flotation tests. It was found that quartz can be depressed with Mn2+ and floated with

More

The Desulfurization of Magnetite Ore by Flotation with a ...

2019-8-15  The flotation recovery could be enhanced using a mixture of dodecylamine acetate with sodium oleate. The adsorption of both the cationic and anionic collectors was enhanced due to co-adsorption. A combined cationic (amine) and anionic collector (sodium xanthate) was also reported to be effective for the flotation of zinc oxide at pH 11 [14].

More

Production of zinc oxide from acid soluble ore using ...

2002-7-22  A second precipitating unit is used to precipitate zinc oxide from the leach solution using calcium oxide (or Ca(OH) 2). Then the precipitated zinc oxide is separated from calcium sulphate by flotation with cationic collectors such as dodecylamine hydrochloride, and dodecylamine sulphate, and/or potassium amyl xanthate as a collector.

More

Selective Flotation of Iranian Angooran Oxidised Zinc

2016-10-3  that the maximum flotation recovery was found at 90.5% using dodecylamine after sulphidization with sodium sulphide at pH around 11. Selective flotation of smithsonite is accomplished from oxidised zinc ore with dodecylamine collector at pH 11, when the feed is deslimed prior to bench scale flotation tests. Smithsonite recovery exceeding 84.5%

More

Physicochemical studies of oxide zinc mineral flotation

The studies on oxide zinc ore indicate a maximum bench scale flotation recovery of 84.5% with zinc grade 24.5% in the presence of dodecylamine at pH 11.5. There are no significant variations in recovery between cationic and anionic and mixed collectors, however, amine and mixed collector flotation are more selective than anionic collectors.

More

(PDF) The effect of the dispersion degree on the ...

Bustamante, H. Shergold, H.L., Surface chemistry and flotation of zinc oxide minerals: I Flotation with dodecylamine, Trans. IMM Section C, 92, 201 (1983). 2. van Lierde, A., Effects of acrylate polymers on the sulphidisation flotation of copper, lead and zinc oxide ores associated with a carbonate gangue, Trans. 1MM Section C, 81, 204 (1972).

More

ysxb.csu.cn

2009-9-29  Fig.3 shows the effect of dodecylamine concentration on minerals flotation. Dodecylamine has stronger collecting performance to calcite than the other three minerals. When the collector concentration gets to 1.5×10 −4 mol/L, the flotation recovery achieves equilibrium, namely, the flotation recovery keeps invariablewith continual rise of the concentration.

More

The Desulfurization of Magnetite Ore by Flotation with a ...

2019-8-15  The flotation recovery could be enhanced using a mixture of dodecylamine acetate with sodium oleate. The adsorption of both the cationic and anionic collectors was enhanced due to co-adsorption. A combined cationic (amine) and anionic collector (sodium xanthate) was also reported to be effective for the flotation of zinc oxide at pH 11 [14].

More

Production of zinc oxide from acid soluble ore using ...

2002-7-22  A second precipitating unit is used to precipitate zinc oxide from the leach solution using calcium oxide (or Ca(OH) 2). Then the precipitated zinc oxide is separated from calcium sulphate by flotation with cationic collectors such as dodecylamine hydrochloride, and dodecylamine sulphate, and/or potassium amyl xanthate as a collector.

More

flotation of zinc and oxide - nordcoffeetech

Flotation of a Low-Grade Zinc Oxide Ore After Surface ... Jun 24, 2019 10% Flotation is the method most often applied commercially for concentrating Pb–Zn oxide minerals. 4, 5 In the available literature, it was found that flotation with xanthate as the collector and Na 2 S as the modifier is widely used for treating non-ferrous oxide ores. 6, 7, 8 After being treated with Na 2

More

RECOVERY OF ZnO FROM LEAD-ZINC FLOTATION

2020-12-15  and zinc particles during ZnO production from Pb-Zn flotation tailings. 2. Materials and methods The dry fine flotation tailings used in this experimental study were obtained from a flotation plant of complex lead-zinc oxide ores (containing 10.17% Pb, 10.98% Zn, 57 g/t Ag, and 164 g/t Cd) located near Kayseri-Aladağ region of Turkey.

More

Flotation Conditioners of Oxidized Zinc and Lead Ore

2019-5-24  When the oxidized zinc ore is floated with an amine collector, it is difficult to separate the gangue minerals mainly composed of zinc oxide and calcium magnesium carbonate. At the same time, the presence of ore slime also affects the flotation using amine collectors.

More

Hemimorphite Ores: A Review of Processing Technologies

2016-8-24  With the gradual depletion of zinc sulfide ores, exploration of zinc oxide ores is becoming more and more important. Hemimorphite is a major zinc oxide ore, attracting much attention in the field of zinc metallurgy although it is not the major zinc mineral. This paper presents a critical review of the treatment for extraction of zinc with emphasis on flotation,

More
Copyright © 2021.Company name All rights reserved.Dawn Broken