mineral processing hydrometallurgical extraction of copper

Hydrometallurgical Process for Copper Recovery from Waste

Present paper focuses on the selective recovery of copper from the enriched ground printed circuit boards PCBs using leaching and solvent extraction The metal enriched ground sample obtained from the beneficiation of the sized PCBs in a laboratory scale column type air separator contained mainly 49 3 Cu, 3 83 Fe, 1 51 Ni, 5 45 Sn, 4 71 Pb, and 1 85 Zn

A TECHNO ECONOMIC COMPARISON OF PYROMETALLURGICAL

HYDROMETALLURGICAL OPTIONS FOR TREATING HIGH ARSENIC COPPER CONCENTRATES N Haque 1, *, W Bruckard 2 and J Cuevas 3 ABSTRACT As the high grade copper deposits in the world become depleted, there is an increasing focus on developing lower grade ores which contain problematic impurities such as arsenic Indeed, many high arsenic ore bodies remain undeveloped

Hydrometallurgy an overview ScienceDirect Topics

Hydrometallurgical copper recovery can be conveniently considered in two stages: the leaching stage, in which the various forms of copper in the ore are placed into an aqueous solution, and the recovery stage, where dissolved copper is recovered as solid, nearly pure copper metal ready for

Minerals Engineering International Online

Jetti Resources calls itself a technology driven natural resources company that has developed a novel hydrometallurgical technology to extract metals of value from mineral ores that the mining industry has struggled to process The Jetti technology is especially advantaged for extracting copper from low grade primary sulphides, the worlds most abundant copper resource, it said The

Hydrometallurgical Copper Extraction

Hydrometallurgical extraction accounts for about 4 5 million tonnes of cathode copper per year about 20 of total primary copper production Most of this is produced by heap leaching Heap

GROWING ROLE OF SOLVENT EXTRACTION IN COPPER ORES PROCESSING

phide ores with chalcopyrite as a predominant copper mineral Hydrometallurgical methods are used in countries having readily available deposits with low copper con tent and with surplus of oxidized forms at the same time USA, Chile, Australia, and Peru Recently, observed is a considerable intensification in research and develop ment of hydrometallurgical ore, by product and concentrate

Solvent extraction of cobalt at a glance Mineral Processing

Several hydrometallurgical processes have been developed and used to extract cobalt from various sources Secondary cobalt is recovered from spent catalysts, alloy scraps, zinc plant residues, sludges, dusts, etc In all cases, cobalt is associated with some other impurities such as Cu, Ni, Fe, Mn, Ca, etc depending on the source The hydrometallurgical processing is very effective for

extraction process of gold

Gold extraction Gold extraction refers to the processes required to extract gold from its ores This may require a combination of comminution, mineral processing, hydrometallurgical, aextraction process of gold

processing extraction of gold from its ores

Copper Mining and Extraction Sulfide Ores This KS3 education resource looks at copper mining, extraction and pyroprocessing of sulfide ores Inquire Now Mining Mining is the extraction of valuable minerals or other geological materials from the earth usually from an orebody, lode, vein, seam, reef or placer deposits Inquire Now HUDSON METAL Specialty Metal Consultants TRU TRU

Hydrometallurgical Plants Ausenco

In addition to numerous gold hydrometallurgy projects, we have been involved in studies and projects for the on site production of copper, uranium, nickel, cobalt, bismuth lead and zinc These have consisted of applications involving autoclave and atmospheric leaching

processing extraction of gold from its ores

Copper Mining and Extraction Sulfide Ores This KS3 education resource looks at copper mining, extraction and pyroprocessing of sulfide ores Inquire Now Mining Mining is the extraction of valuable minerals or other geological materials from the earth usually from an orebody, lode, vein, seam, reef or placer deposits Inquire Now HUDSON METAL Specialty Metal Consultants TRU TRU

Solvometallurgical process for extraction of copper from

In this study, a solvometallurgical process for the extraction of copper from sulfidic ore minerals chalcopyrite, bornite, chalcocite and digenite was developed by using an organic lixiviant FeCl 3as oxi dizing agent and ethylene glycol EG as organic solvent

Copper extraction

OverviewHistoryConcentrationFroth flotationHydrometallurgical extractionSulfide smeltingConcentrate and copper marketingSee also

Copper extraction refers to the methods used to obtain copper from its ores The conversion of copper consists of a series of physical and electrochemical processes Methods have evolved and vary with country depending on the ore source, local environmental regulations, and other factors
As in all mining operations, the ore must usually be beneficiated concentrated The processing techniques depend on the nature of the ore If the ore is primarily sulfide copper minerals such as chalcopyrite, th

cobalt processing Uses, Supply, Facts Britannica

Different reagents are used to attract the cobalt minerals to the bubbles in preference to copper Cobalt concentrates, which can contain as much as 15 percent cobalt, are then processed further, using either pyrometallurgical or hydrometallurgical extractive processes Extraction and refining From copper and nickel processing

Solvometallurgical process for extraction of copper from

Solvometallurgical process for extraction of copper from chalcopyrite and other sulfidic ore minerals Xiaohua Li, *a Wouter Monnens,b Zheng Li, a Jan Fransaerb and Koen Binnemans a Extraction of copper from sufidic ores, either by pyrometallurgy or hydrometallurgy, has various limit ations In this study, a solvometallurgical process for the extraction of copper from sulfidic ore

Hydrometallurgy

Hydrometallurgy is a technique within the field of extractive metallurgy, the obtaining of metals from their ores Hydrometallurgy 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

2 1 Hydrometallurgy

2 3 Sulphide minerals containing nickel, copper and cobalt 2 4 Familiar extracting and refining processes for nickel sulphides 2 5 Fundamentals of sulphide leaching 2 6 Previous investigation on nickel, copper and cobalt sulphide leachinig 2:7 Moss bauer spectroscopy 2 1 Hydrometallurgy LITERATURE SURVEY Hydrometallurgy will have an increasing role to play in the future regarding

Mining Solutions

BASFs Mining Solutions business offers a diverse range of mineral processing and hydrometallurgical chemistries and technologies to improve process efficiencies and aid the economic extraction of valuable resources TOP Global Mining Solutions Go to Product Overview Energy Resources Mining Solutions Global Mining Solutions Mining Solutions innovative chemistry

The Effect of pH on the Behaviour of Copper in Sulfide

Of the various copper sulfides in the Earths crust, chalcopyrite is by far the most common This mineral is also the most difficult to leach, with hydrometallurgical extraction processes characterised by

Solvent Extraction Process SX: Hydrometallurgical

Table of ContentsSolvent Extraction Applied to Metallurgy Profitable Solvent Extraction PrincipleHydrometallurgy Simplifies Chemical Engineering TheoryFirst Step: ExtractionSecond Step: StrippingChoice of SolventThe Phenomenon of SynergismEffective Use of Shakeout TestsExtractionSolvent LoadingCounter Current Mixer Settler UnitsAnalyzing the S Type

Chapter 6 Copper Production Technology

hydrometallurgical 2 copper production Tables 6 1 and 6 2 provide capsule summaries of these processes 1 PyrometaIIurgy IS the extractIon of metaI from ores anD concen trates using chemical reactions at high temperatures 2 Hydrometallurgy is the recovery of metaIs from ores using water based solutions As early as 6000 B C , native copperthe pure metalwas foundas reddish stones in

Solvometallurgical process for extraction of copper from

Extraction of copper from sufidic ores, either by pyrometallurgy or hydrometallurgy, has various limitations In this study, a solvometallurgical process for the extraction of copper from sulfidic ore minerals chalcopyrite, bornite, chalcocite and digenite was developed by using an organic lixiviant FeCl 3 as oxidizing agent and ethylene glycol EG as organic solvent

Concept for a Hydrometallurgical Processing of a Copper

Especially for copper and cobalt, solvent extractions are already established unit operations For the extraction of copper, oximes are the most common extractants For the extraction of cobalt from sulfate solutions, phosphonic acids are used In this work, the usage of solvent extraction for copper and cobalt is investigated 10, 16, 17

Minerals Engineering International Online

The AmmLeach ® process patents applied for is a new process developed for the extraction of base metals, especially copper, zinc, nickel and cobalt from ore deposits and concentrates The process utilises ammonia based chemistry to selectively extract metals from ores under ambient conditions of temperature and pressure

SOLVENT EXTRACTION IN HYDROMETALLURGICAL PROCESSING

Solvent extraction in hydrometallurgical processing of Polish copper concentrates 211 From Fig 1 the following series can be seen: CuII FeIII NiII CoII ZnII For extractants belonging to other chemical group of compounds, FeIII usually precedes CuII, while ZnII precedes NiII and CoII In some cases CoII precedes NiII, where differences between the pH50 values

Copper Mining and Processing: Processing of Copper Ores

Oxide ores are generally processed using hydrometallurgy This process uses aqueous water based solutions to extract and purify copper from copper oxide ores at ordinary temperatures, usually in three steps: heap leaching, solvent extraction, and electrowinning

How Hydrometallurgy and the SX/EW Process Made Copper the

The hydrometallurgical processing of such materials consists of copper main component extraction, recovery of accompanying valuable metals Ni, Co, Zn, and effective removal of arsenic and iron, as undesired and difficult to process elements

Hydrometallurgical Process an overview ScienceDirect

The nickel refinery Sherritt at Fort Saskatchewan, Canada, started using in 1954 the method of ammonia pressure oxidation leaching for the extraction of copper, nickel, and cobalt from pentlandite chalcopyrite concentrates At present, the output of the refinery is considerably greater using relatively rich nickelcobalt sulphides

PDF Solvent extraction in the hydrometallurgical

hydrometallurgical processing of a variety of precious and base metals La rge scale copper plants treating over 550 ,000 m 3 of solution per day are found in Arizona a nd