pyrometallurgical separation of copper from iron

Upgrading of Iron from Waste Copper Slag by A Physico ,

Request PDF on ResearchGate | Upgrading of Iron from Waste Copper Slag by A Physico-chemical Separation Process | A large amount of waste copper slag containing about 35–45 wt% iron is .

Pyrometallurgy - Wikipedia

Pyrometallurgy is a branch of extractive metallurgy It consists of the thermal treatment of minerals and metallurgical ores and concentrates to bring about physical and chemical transformations in the materials to enable recovery of valuable metals Pyrometallurgical treatment may produce products able to be sold such as pure metals, or intermediate compounds or alloys , suitable as feed for .

copper extraction and purification

Extracting copper from other or Copper can be extracted from non-sulphide ores by a different process involving three separate stages: Reaction of the ore (over quite a long time and on a huge scale) with a dilute acid such as dilute sulphuric acid to produce a very dilute copper(II) sulphate solution


RECYCLING OF PLATINUM GROUP METALS FROM AUTOMOTIVE CATALYSTS BY AN ACIDIC LEACHING PROCESS , be recovered in pyrometallurgical process This paper deals with a special process that uses , most frequently used material for the metal bath is copper, but iron, lead, and nickel can also be used Another significant mechanism for separating .

Management of copper pyrometallurgical slags: giving ,

MANAGEMENT OF COPPER PYROMETALLURGICAL SLAGS 543 Introduction During the last years, due to world-wide economic recession and a large inventory of stock, copper reached a historical value of 059 US$/pound in 2001 This fact meant closing down many important mining companies in the world, mainly in USA On the other hand, strong


Pyrometallurgical stage - carbothermal reduc-tion of desulfated convertеr flue dust The main aim of the pyrometallurgical treatment is to recover lead and bismuth from the preliminary desulfated copper converter flue dust into metal phase and to concentrate copper and silver in a matte-slag phase The

Pyrometallurgical Separation of Indium Phosphide through ,

Pyrometallurgical Separation of Indium Phosphide through the Phosphorous Removal by Iron and the Chlorination Process Utilizing Ammonium Chloride Osamu Terakado1, +1, Taishi Matsushita2, 2, Haruki Tani 3and Masahiro Hirasawa

Review of ASARCO El Paso Smelting Processes

Review of ASARCO El Paso Smelting Processes 2-1 2 2 Smelting Processes at the El Paso Smelter Lead, copper, zinc and cadmium were smelted at various times in the El Paso smelter during its operation Although various metals were smelted, the general smelting processes were similar since pyrometallurgical processes (addition of heat and oxygen)

Improving Beneficiation of Copper and Iron from Copper ,

respectively Iron mainly exists in the form of fayalite and magnetite, which will result in relatively low recovery of iron by traditional magnetic separation process, and copper mainly occurs in the form of copper sulfide and metallic copper, and combined copper oxide fraction is ,

Metal Extraction Processes for Electronic Waste and ,

Currently, pyrometallurgical routes are used initially for the segregation and upgrading of PMs (gold and silver) into base metals (BMs) (copper, lead and nickel) and followed by hydrometallurgical and electrometallurgical processing for the recovery of pure base and PMs

Recovery of cobalt, nickel, and copper from slags, using ,

The PGMs follow the nickel, copper, and iron through the pyrometallurgical process, and can be extracted from the hydrometallurgical leach residues for further processing Water atomization of alloys Cobalt-rich iron alloys are virtually unbreakable, which poses a problem of delivery of the alloy to the downstream process units

Pyrometallurgy - an overview | ScienceDirect Topics

The pyrometallurgical process is suitable for iron ore, chromite, lead, zinc, copper, tin, and tungsten Pyrometallurgy follows one or more of the following process , Precious metals take a long time to separate in pyrometallurgical processes and are thus only obtained at the very end of the process Read full chapter

Pyrometallurgy | Britannica

Pyrometallurgy, extraction and purification of metals by processes involving the application of heatThe most important operations are roasting, smelting, and refiningRoasting, or heating in air without fusion, transforms sulfide ores into oxides, the sulfur escaping as sulfur dioxide, a gasSmelting (qv) is the process used in blast furnaces to reduce iron or

Recycling Technology - Aurubis

Recycling Technology , Charging times are short The iron silicate sand extracted in that step of the process has very low residual copper contents , The most important target is the pyrometallurgical separation of lead and copper and the enrichment of precious metals

Metal Extraction Processes for Electronic Waste and ,

In the second part, separation of metals from e-waste using mechanical processing, hydrometallurgical and pyrometallurgical routes are critically analyzed Pyrometallurgical routes are comparatively economical and eco-efficient if the hazardous emissions are controlled

Selective Separation and Recovery of Copper from Iron ,

process to remove copper from ferrous scrap at low cost is required1) A number of processes for selective separation of copper from ferrous scrap have been proposed and carried out, these include: the chlorination method,2) vacuum distillation, the slag-metal refinement method3) and the metal immersion method4) These pyrometallurgical .

Separate Copper Rock From Quartz Solution For Ore Mining ,

Gold extraction refers to the and pyrometallurgical processes to be performed on the ore Gold mining from By suspending the crushed ore in a cyanide solution how separate iron ore in - hotelleder how to separate iron ore from rock , separate iron ore from quartz , Solution for ore mining processing for separate copper from iron ore .

Innovative methodology for separating copper and iron from ,

The Fe-Cu alloy, that is generated at the bottom of an electric furnace (EF) in a zinc pyrometallurgical smelter, is considered as a kind of solid waste To separate the copper and iron from this waste, an innovative technology that uses selective oxidation smelting in the absence of SiO 2 is proposed herein The constituents, phases and .


The main aim of the pyrometallurgical treatment is to recover lead and bismuth from the preliminary desulfated copper converter flue dust into metal phase and to concentrate copper and silver in a matte-slag phase The factors that determine the process are – temperature, reac -

Metallurgic Processes | Boundless Chemistry

Steelmaking Overview Steelmaking is the second step in producing steel from iron ore In this stage, impurities such as sulfur, phosphorus, and excess carbon are removed from the raw iron, and alloying elements such as manganese, nickel, chromium, and vanadium ,

Separating Copper from Gold (electroplating ,

I am currently separating and extracting gold from margin ore dump (Mod) using the following processes: leaching, carbon in pulp, elution (zadra process) and electro winning My final product (sludge gold) is contaminated with excessive copper What method should I apply in order to make sure t

Selective Separation and Recovery of Copper from Iron and ,

Selective Separation and Recovery of Copper , These pyrometallurgical processes have advantages such as high , However, problems relating to the separation of copper and iron using ammonia solutions have not been solved On the basis of this background, we focused on the selective separation of copper from iron ,

Remove Copper from Molten Ferrous Scrap

The importance of ferrous scrap as a resource in the domestic iron and steel industry has increased significantly during the last two decades owing to the growth of steel production in electric arc furnac In 1984, approximately 55 million tons of scrap was consumed in domestic steel mills, of which 56 pct was used in electric furnaces, 28 pct in basic oxygen furnaces, 7 pct in open hearth .

Pyrometallurgy | Hazen Research

In most instances, both phases are molten (such as the matte and slag in a conventional copper smelting operation) The gas phase may also be used to advantage, either as a means of separating valuable volatile constituents or for removing unwanted volatile impuriti These separation techniques form the basis of thermal smelting and refining operations

123 Primary Copper Smelting

Copper is produced in the U S primarily by pyrometallurgical smelting methods Pyrometallurgical techniques use heat to separate copper from copper sulfide ore concentrat Process steps include mining, concentration, roasting, smelting, converting, and finally fire and electrolytic refining 1232 Process Description2-4

Copper extraction - Wikipedia

Copper extraction refers to the methods used to obtain copper from its orThe conversion of copper consists of a series of physical and electrochemical process Methods have evolved and vary with country depending on the ore source, local environmental regulations, and other factors

Innovations: How Hydrometallurgy and the SX/EW , - Copper

Copper is traditionally known as the "red" metal after its natural color However, it is also known as a "green" metal for the green patina that it acquires due to weathering Indeed, patinized copper is the architectural focal point of many modern buildings for its natural look

Copper Mining and Processing: Processing of Copper Ores ,

Copper processing is a complicated process that begins with mining of the ore (less than 1% copper) and ends with sheets of 9999% pure copper called cathodes, which will ultimately be made into products for everyday useThe most common types of ore, copper oxide and copper sulfide, undergo two different processes, hydrometallurgy and pyrometallurgy, respectively, due to the different .

The Synergistic Copper Process concept - tandfonline

phide ores is undertaken by physical separation pro-cesses to produce copper–iron-sulphide flotation concentrate (typically 20–30 wt-%Cu), which is the primary feed for smelting operations The high temp-erature pyrometallurgical production of copper is undertaken by the introduction of oxygen into the

Copper, nickel and cobalt extraction from FeCuNiCoMn alloy ,

Copper, nickel and cobalt extraction from FeCuNiCoMn alloy obtained after pyrometallurgical processing of deep sea nodules Article (PDF Available) January 2013 with 386 Reads Cite this ,

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