Separation of Sodium Sulfate by the Flotation Method

The flotation characteristics of pure sodium sulfate crystal in the saturated solution with both sodium sulfate and sodium chloride were examined. On the basis of results obtained, separations of sodium sulfate from the recovered salts, which prepared from the imitative electrolyte, were carried out by using a FW-50 type flotation test machine.

Flotation of boric acid from sodium sulfate obtained

For example, the Ph of the flotation slurry at 38°C. should be between 4 and 5, preferably about 4.5. To produce a slurry with a pH of 4.5 at 38°C., the pH at the temperature at which the reaction between the boron mineral and the sulfuric acid should preferably take place (80°C.) should be about 3.3.

US3917801A Flotation of boric acid from sodium

US3917801A Flotation of boric acid from sodium sulfate obtained during the processing of borate ores Google Patents. Clean crystalline boric acid is isolated from a slurry, obtained by reaction between a borate ore and sulfuric acid, and seriously contaminated with clay slimes and sodium sulfate, by the steps of adding a crystal

Lead recovery by flotation with sodium lauryl sulfate

Flotation. Table 3 shows the effect of the SLS concentration on the lead recovery at pH 10. The recovery increases with the concentration a recovery of 79% is possible with a 10-3 M collector solution. 4. Conclusions. The possibility of lead recovery from metallurgical slag by flotation using sodium lauryl sulfate was studied.

The flotation separation of scheelite from calcite and

2017-12-10  Dextran sulfate sodium exhibited a selective depressant effect on calcite and fluorite flotation when it was added before sodium oleate. Using dextran sulfate sodium as depressant could achieve the preferential flotation separation of scheelite from calcite and fluorite by

Flotation of sphalerite and pyrite in the presence of

2001-6-1  As the effect of sodium sulfite on pyrite flotation was very similar in the pH region from neutral to mildly alkaline, a pH value of 8.5 was chosen in this study as it corresponds to pH values generally used in the copper or lead circuits. Fig. 1 shows the effect of sodium sulfite on the flotation of copper activated-sphalerite and pyrite. In the absence of sodium sulfite, a poor separation of sphalerite from

Role of Sodium Sulfide Copper Lead & Zinc Ore

2021-3-11  Table of ContentsChemistry of Sodium SulfideSulfidization Sodium Sulfide in Sulfide Minerals Flotation Sodium sulfide is one of the most widely used alkali metal sulfides in the flotation of copper, lead, and zinc minerals in their oxidized form. The sulfidization process, developed in the U.S.A. in 1915-20 for oxide copper minerals flotation

Foam separation of lead(II) with sodium lauryl sulfate

2020-12-1  Barium ion flotation with sodium laurylsulfate, I. Mechanisms controlling the extraction process. International Journal of Mineral Processing 1987, 21 (1-2),25-44. https://doi/10.1016/0301-7516(87)90003-2; Kazimierz Jurkiewicz. Studies on the Separation of Cadmium from

Enhanced sulfidation xanthate flotation of malachite

2017-5-18  The addition of sodium sulfide and ammonium sulfate resulted in better sulfidation than the addition of sodium sulfide alone; in addition, the flotation recovery increased by approximately 27

Comparison of Common Fecal Flotation Techniques for

2012-5-16  1.33), sodium nitrate (NaNO 3; SG 1.18 to 1.20), magnesium sulfate (MgSO 4; SG 1.20), and zinc sulfate (ZnSO 4; SG 1.20). These solu-tions are effective, easy to make or commercially available, and relatively inexpensive. Flotation procedures vary from the simple to the complex. The simplest procedure involves mixing a small amount of feces

Lead recovery by flotation with sodium lauryl sulfate

Flotation. Table 3 shows the effect of the SLS concentration on the lead recovery at pH 10. The recovery increases with the concentration a recovery of 79% is possible with a 10-3 M collector solution. 4. Conclusions. The possibility of lead recovery from metallurgical slag by flotation using sodium lauryl sulfate was studied.

Flotation of celestite with the anionic collector sodium

The flotation response of celestite, as a function of pH at various concentrations of the anionic collector sodium dodecyl sulfate, is given in Fig. 2. Flotation increases with collector concentration and is complete at 10y4 M dodecyl sulfate concentration within Fig. 2.

Microflotation studies of hexadecyl sulfate flotation of

Sodium hexadecyl sulfate is a very specific collector for barite both because a very low concentration of the collector is required and because the flotation is little influenced by pH. The flotation recovery of barite was markedly different for the three size fractions investigated, because of iron impurities.

Gold ores Flotation sodium sulfide yellow flake

2021-1-25  Two kinds of flotation gold recovery methods are slightly greater than 934 but less the conclusion sulfide dissolved in water dissociation of HS-and S2-as most metal sulfide solubility product is very small so in Metallurgy vulcanization Sodium may be used as a precipitant solution of some impurity metal ions in particular the removal of heavy

The flotation separation of scheelite from calcite and fluorite

2018-11-20  Dextran sulfate sodium exhibited a selective depressant effect on calcite and fluorite flotation when it was added before sodium oleate. Using dextran sulfate sodium as depressant could achieve the preferential flotation separation of scheelite from calcite and fluorite by

Application and Mechanism of Anionic Collector

The gravity-flotation combination separation process can be utilized to separate mid-low grade collophane, but the process consumes a large quantity of acid in the reverse stage. Sodium dodecyl sulfate (SDS) was used as a dolomite collector in this study to reduce the acid consumption of collophane flotation.

(PDF) Flotation of Barium Sulfate Contaminants Soils

Application of flotation for the removal of hydrophilic barium sulfate BaSO4 compounds from soil was studied. Micro-flotation tests were conducted on artificially contaminated soil, using a

CN1548371A Floatation process of preparing

The present invention is one method of preparing potassium sulfate with salt lake mirabilite and carnallite resource. The preparation process includes dissolving mirabilite and eliminating insoluble matter; reacting mirabilite solution with carnallite at normal temperature to obtain schoenite mixture salt slurry; adding floating agent into the slurry and stirring in a floating machine to

Sulfidisation Promotion Effect of Ammonium Sulfate

The results of experiments show that the flotation recovery is increased 12.28% while ammonium sulfate is added in the presence of excessive sodium sulfide in the pulp, and the highest recovery is

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 flotation.Xanthate 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

Lead recovery by flotation with sodium lauryl sulfate

Flotation. Table 3 shows the effect of the SLS concentration on the lead recovery at pH 10. The recovery increases with the concentration a recovery of 79% is possible with a 10-3 M collector solution. 4. Conclusions. The possibility of lead recovery from metallurgical slag by flotation using sodium lauryl sulfate was studied.

Flotation of celestite with the anionic collector sodium

The flotation response of celestite, as a function of pH at various concentrations of the anionic collector sodium dodecyl sulfate, is given in Fig. 2. Flotation increases with collector concentration and is complete at 10y4 M dodecyl sulfate concentration within Fig. 2.

Microflotation studies of hexadecyl sulfate flotation of

Sodium hexadecyl sulfate is a very specific collector for barite both because a very low concentration of the collector is required and because the flotation is little influenced by pH. The flotation recovery of barite was markedly different for the three size fractions investigated, because of iron impurities.

Gold ores Flotation sodium sulfide yellow flake

2021-1-25  Two kinds of flotation gold recovery methods are slightly greater than 934 but less the conclusion sulfide dissolved in water dissociation of HS-and S2-as most metal sulfide solubility product is very small so in Metallurgy vulcanization Sodium may be used as a precipitant solution of some impurity metal ions in particular the removal of heavy

Adsorption of sodium dodecyl sulfate onto precipitate

2019-2-25  Adsorption of sodium dodecyl sulfate onto precipitate in treatment of vat dark blue BO by dissolved air flotation Hongyun Xia College of Environmental Science and Engineering, Southwest Forestry University, Kunming, People’s Republic of China,Xuyun Zhao Faculty of Science, Southwest Forestry University, Kunming, People’s Republic of China

Flotation Reagents’ Types and Working Principles

Among the flotation reagents, commonly used activators for flotation are sulfuric acid, sulfurous acid, sodium sulfide, copper sulfate and so on. Inhibitors : It is a kind of reagents mainly used to increase the hydrophilicity of minerals and to form a hydrophilic film on the surface of the ore particles in flotation

Removal of fine particles from aqueous medium by

Insoluble barium sulfate particles were removed from water by a batch flotation technique using an anionic surfactant as a frother and collector. The measured particle concentrations are presented as a function of the elapsed time and compared with values predicted by

Flotation Reagent Article about Flotation Reagent by

For example, the addition of sodium sulfate sulfidizes the surface of oxidized nonferrous metal minerals and permits the adherence of xanthogenate molecules to the mineral. Copper sulfate exhibits an activating effect on the flotation of sphalerite.

Dyes Removal from Simulated and Industrial Textile

2021-3-12  Dissolved-air flotation can be used for effluents originating from the dyeing mill with the addition of polyelectrolyte, flocculant, dodecyl hydrogen sulfate sodium salt (SDS), and CTAB. Dye removal was higher than 97%, and the residual dye content could be lower than the limit of 300 American Dyestuff Manufacturer’s Institute units.

INNOSPEC » Primary Surfactants INNOSPEC

Sodium Lauryl Sulfate (and) Sodium Tallow Sulfate. Foaming (flash-foam) Ideal for the manufacture of hand-cleaning pastes at a pH close to that of the skin. This product is based on a selected blend of fatty alcohols which provide a higher viscosity build in aqueous formulations. EMPICOL ® 0775/55/MB. Sodium Lauryl Sulfate (and) Sodium Tallow