Recovering aluminum from a copper leach liquor by ion exchange an exploratory study by J. T. May

Cover of: Recovering aluminum from a copper leach liquor by ion exchange | J. T. May

Published in [Washington] : U.S. Dept. of the Interior, Bureau of Mines .

Written in English

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Subjects:

  • Aluminum

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Book details

Statementby Joan T. May and Don C. Seidel ; Salt Lake City Metallurgy Research Center
SeriesReport of investigations - Bureau of Mines ; 8174
ContributionsSeidel, D. C. jt. auth, United States. Bureau of Mines
The Physical Object
Pagination[2], ii, 22 p. :
Number of Pages22
ID Numbers
Open LibraryOL14914709M

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Get this from a library. Recovering aluminum from a copper leach liquor by ion exchange: an exploratory study. [J T May; D C Seidel; United States. Bureau of Mines.]. The leach liquor is then collected in a reservoir and processed using cementation with scrap iron to remove most of the copper.

At this point, a cobalt recovery circuit could be utilized to extract and recover cobalt from the spent copper leach solution; the barren liquor would be recycled to the leaching dump.

Ultrasonic Sensor Leach Liquor Cathode Copper Copper Recovery Loaded Resin These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm by: The leach liquor of the discarded cell phone sample at 4 mol/L gave the highest metal ion and this was used for further work in the study, since with further increase in acid concentration led to.

Hence, the leach solution in the roasting process of Recovering aluminum from a copper leach liquor by ion exchange book concentrates is main raw material for recovering rhenium which is typically recovered using solvent extraction and ion-exchange processes.

As the leach solution in copper smelting process contains lower Re concentration in the range of 2–30 mg/L and large amounts of impurities, the Cited by: 9.

Assuming a copper content of 2 grams per liter in the feed liquor the acid consumption/ton of copper treated is 0. 75 tons i.e. a cost of approximately $ per ton copper. A high proportion of the acid in the bleed can be re-used in the leaching operation, reducing the net cost of acid in a typical operation to only $9 to $10 per ton copper.

Hydrometallurgy is a technique within the field of extractive metallurgy, the obtaining of metals from their etallurgy involve the use of aqueous solutions for the recovery of metals from ores, concentrates, and recycled or residual materials. Processing techniques that complement hydrometallurgy are pyrometallurgy, vapour metallurgy, and molten salt electrometallurgy.

Separation and recovery of copper from zinc leach liquor by solvent extraction using Acorga M Article in International Journal of Mineral Processing 97() November with Reads.

The main purpose of separating and recovering copper from zinc leach liquor was successfully achieved by using Acorga M This leach liquor contained 84 g/L of zinc, g/L of total iron (70% of ferric ion), g/L of copper, 28 mg/L of indium and other minor by: leach liquor containing cobalt(II), nickel(II) and manganese(II).

Design/methodology/approach: The investigations have been undertaken in order to determine the influence of major parameters on the extraction process of copper(II) from the leach liquor of polymetallic manganese Size: KB.

as gold, silver, copper, lead, zinc, nickel etc. can be recovered by the hydrometallurgical route. Composition wise copper is the major metallic component in the e-waste, hence a process for its selective recovery by beneficiation, leaching and solvent extraction/ion exchange route is explored in Recovering aluminum from a copper leach liquor by ion exchange book present investigation.

If a copper mug has a copper interior and it comes in contact with a beverage like that, the copper may leach into the drink. If the concentration of copper is high enough, it could cause.

by neutralizing the acid leach liquor or by leaching oxide copper with ammonia, but neither solution was economical. a molecule that extracted copper well from typical dump leach liquors (pH ~) had to be built. The reagent containing the ketoxime LIX Copper recovery using leach/solvent extraction/electrowinning technology.

Copper and cobalt can be found on nickel laterite ores, and cobalt can be found also on copper ores, and many contaminants such as iron, aluminum, and magnesium are associated with these ores.

In hydrometallurgical process, a purification step is necessary after leaching due to the presence of these impurities. Chelating resins are more selective for some metals than others, making them more Cited by: 6.

from leach liquor. Temperature (30, 40 and 50 °C) and pH (, and ) dependency were studied in the purification step of leach liquor.

Iron, aluminum and copper were precipitated together using 2 M sodium hydroxide solution at 50 °C when equilibrium pH was 5.

A process for recovering copper and nickel from an aqueous ammoniacal leach liquor containing copper and nickel comprising the following steps: a. first extracting copper from the leach liquor in a copper extraction circuit with an organic extractant to leave a raffinate that is depleted in copper values and high in nickel values.

The present disclosure is directed to a process for recovering a precious metal from a pregnant leach solution using a resin extractant. The precious metal is eluted from the loaded resin using an eluant comprising trithionate. The barren resin is contacted with a sulfide, bisulfide, and/or polysulfide to convert sorbed trithionate to by: 6.

copper from a diverse range of leach liquors, from low tenor, low acid ). Another solution is to adsorb acid with ion exchange resins. However, this yields a relatively useless dilute acid (Grinbaum ).

leach liquor entering the circuit will alter the chemical behavior and. Solvent extraction of nickel and copper from laterite-ammoniacal leach liquors [D. Nilsen] on *FREE* shipping on qualifying offers. The precipitates obtained through the neutralization of the leach liquor from the N H 2SO 4 +3 N HCl systems exhibited the lowest results for copper recovery from the powder feed and from the leach liquor.

The N HCl + N HNO presented the highest values for copper recovery. Figure-2 Cu recovery vs. Rxn Time (a) H 2SO 4 solution. Rates of copper ions removal from waste solution by cementation, using an iron rod that was covered with the screen, and the cementation kinetics of copper deposition from sulfate solutions onto iron were studied under different conditions of initial copper ions concentration, initial pH of the solution and solution velocity.

It was found that the rate of copper ion removal by cementation onto. Investigators discovered that a steady buildup of zinc accumulated in the solvent phase within the extraction circuit, proportional to the amount of leach liquor treated. The solvent phase zinc analysis increased by wt-pct ZnO for each 1, gal of pregnant leach liquor purified.

Various options are available for the purification and selective recovery of the metals from the pregnant leach liquor, including solvent extraction, adsorption on activated carbon, ion exchange Cited by: Recovery of Copper and Zinc from Brass Wastes via Ionic Liquid Leach Proceedings of EMC References [1] AHMED, I.-M., DAOUD, J.-A.(): Leaching and Recovery of Zinc and Copper from Brass Slag by Sulfuric Acid- Journal of Saudi Chemical Society, (accepted) [2] ABDEL BASIR, S-M., RABAH, M-A.

(): Hydrometallurgical recovery of metal values from. The concentration of total iron and copper in the leach solutions was determined by atomic absorption spec-troscopy (AAS) (model: Varian ). After each test, the solid residue was filtered, rinsed with distilled water, left to air dry and sent for analyzing by AAS.

The concentra-File Size: KB. The effect of reaction temperature on the leaching rate of copper from the malachite ore in ammonium sulfate solutions was examined at temperatures of 30, 40, 50, 60, and 70 °C. While conducting these experiments, the values of ammonium sulfate concentration, solid to liquid ratio, particle size, and stirring speed were fixed at 4 mol/L, 2 g.

complexes as the oxidizing agent produces a leach liquor with 40 – 50 g/L copper; other metallic contents include ~1 g/L zinc and ~ g/L of lead and manganese. A solution of 2 mol/L sulfuric acid and mol/L hydrogen peroxide was used to dissolve % copper and zinc at the optimized condition of 85°C and 8 h, whereas 95% iron, nickel andFile Size: KB.

Ion Exchange Resin Recovery. In recent years, resin has begun to replace carbon as the gold recovery substrate of choice, for both resin-in-leach and resin-in-Pulp. The process used in resin recovery is similar to that of carbon, but the gold is adsorbed onto solid spherical polystyrene resin beads rather than activated carbon grains.

discovered that heat made copper more malle-able. Casting and smelting of copper began around B.C. (see figure ). About B. C., copper was combined with tin to make bronze—an alloy that allowed stronger weapons and tools.

Brass, an alloy of. 4 [ ] [ ] t V w k a Cu Cu =− e 0 2 2 ln (11) where V is the volume of the solution (m 3), k the kinetic constant of the reaction (m/s), a e the specific area of the zinc particles (m 2/g) and w the mass of zinc added (g).The ln([Cu 2+]/[Cu 2+] 0) versus time plots i will generate a straight line if: ka e is independent of time, the reaction is first order concerningFile Size: KB.

James' research focuses on the fundamental aspects of leaching, ion exchange and precipitation reactions as well as membrane separations.

These projects are of interest to the base metals, precious metals and alumina refining industries. Projects: The sandy desilication product process for high silica bauxite; The synergistic hydro-pyro copper. Copper Cobalt Africa, incorporating the 8th Southern African Base Metals Conference Livingstone, Zambia, 6–8 July Southern African Institute of Mining and Metallurgy Recovery of Copper from Reverberatory Copper Slag and Production of a Leach Residue used as a Portland Cement Additive T.

Muhlare and D. GrootFile Size: KB. leach solution is purified to remove the unwanted impurities by means of various methods, such as pre-cipitation, adsorption, ion-exchange, solvent extrac-tion, electrolysis, and cementation.

Finally, the metal value is obtained in the form of metal or a suitable metal compound by applying recovery processes (Venkatachalam, ; Han, ). leaching, the recovery of copper from the drainage water of mines, as a method of the extraction of minerals, it was well established as early as the eighteenth century, but until about 25 years ago miners did not realize that bacteria taken an active part in the process.

(A) as a method of the extraction of minerals, it was well established (B) as a method of the extraction of minerals well. From such acidified liquor containing gold(III) and copper(II), gold(III) can be quantitatively and highly selectively recovered over copper(II) using the bioadsorbents as metallic gold in a simple manner, leaving copper(II) in the raffinate, which can be easily recovered by means of solvent extraction using hydroxime reagents or, more simply Cited by: 1.

The experiments were carried out at 60±2ºC. Samples of the leach liquor were collected at intervals of 10, 20, 40, 60, 80,and minutes during the experiment. Leach liquor samples were collected, filtered and sent for chemical analysis to determine copper concentration in aqueous solution.

RESULTS AND DISCUSSIONS. Acid leaching of oxide–sulfide copper ore prior the flotation – A way for an increased metal recovery Miroslav D. Sokić1, Vladan D.

Milošević1, Velizar D. Stanković2, Vladislav ić1, Branislav R. Marković1 1Institute for Technology of Nuclear and Other Mineral Raw Materials, Belgrade, Serbia 2University of Belgrade, Technical Faculty, Bor, Serbia. Detellurization Process of Copper Anodic Slimes Leach Liquor by Cementation of Tellurium Using Elemental Copper / Luis Navarro, Tracy Morris, Weldon Read Acid Separation for Impurity Control and Acid Recycle using Short Bed Ion Exchange / Michael Sheedy, Paul Pajunen Nielsen Book Data) Lithium-Ion Battery Chemistries: A Primer offers a.

Recovery of Copper Renee Y. Becker Manatee Community College Introduction In this lab we are going to start with a sample of copper wire.

We will then use a sequence of reactions to chemically transform the copper from its metallic form into a series of ionic copper containing species. At the end of the experiment we will then. Some Aluminum Water Bottles Leach BPA. “It may be aluminum on the outside, but if it’s plastic on the inside or this epoxy, it’s the same thing as a polycarbonate bottle,” says Sonya Author: Brenda Goodman, MA.

the leach liquor was analyzed for copper, lead and zinc. The effect of current density, the effect of time, the effect of concentration, effect of pulp density and the particle size were studied.

Figure 1. Experimental setup used for electro leaching MS+H 2SO 4+O 2 MSO 4+S 0+H 2O, [11] Where M can be Zn, Cu Atomic absorption spectroscopy Author: Trinath Talapaneni, S Sarkar, N Yedla, P L N Reddy.All primary sulfide ores of copper sulfides, and most concentrates of secondary copper sulfides (being chalcocite), are subjected to vat leach or pressure leach processes exist to solubilise chalcocite concentrates and produce copper cathode from the resulting leachate solution, but this is a minor part of the market.

Carbonate concentrates are a relatively minor product.Chloride leach systems such as the Intec processes for copper and gold utilize chloride leach-purification-direct electrowinning; the Intec processes are predicted to have lower operating and capital costs and improved environmental effects than other hydrometallurgical, bioprocessing, oxidizing, or smelting processes (The Intec Copper Process.

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