copper concentrate pyrometallurgy of electro refining system

Contact Us: cdche@xinhaimining.net

extraction of gold, silver and copper from the copper electrorefining ...

The pyrometallurgical copper extraction from copper sulphides consists, traditionally, of ... Electrorefining. Anode: Blister Copper. Cathode: Copper. (Stating Sheets). Cu. Electrolytic. Anode Slime. (Precious metals +. Base metals). FTRI. FTIR: Fourier .... solution for neutralizing chlorine gas leaving the reaction system.

Read More

Copper extraction - Wikipedia

Such carbonate concentrates can be treated by a solvent extraction and electrowinning (SX-EW) plant or smelted. The copper ore is crushed and ground to a size such that an acceptably high degree of liberation has occurred between the copper sulfide ore minerals and the gangue minerals. The ore is then wet,...

Read More

Primary Copper Smelter and Refinery as a Recycling Plant ... - MDPI

Oct 24, 2017 ... the main material flows in copper smelting and electrorefining and describe how minor metals can ... concentrates as the raw material, but copper scrap and other secondary materials are recycled into different ... a primary smelter and refinery is to produce copper, so the operation of any sub-system should.

Read More

How Hydrometallurgy and the SX/EW Process Made Copper the

In the smelting operation, the concentrate is fed to a smelter together with oxygen and the copper and iron sulfides are oxidized at high temperature resulting in ... Beginning in the mid 1980s a new technology, commonly known as the leach-solvent extraction-electrowinning process or, SX/EW Process, was widely adopted.

Read More

Copper Mining and Processing: Processing of Copper Ores ...

A. Processing of Oxide Ore. 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. Heap Leaching is the...

Read More

Pyrometallurgy: Roasting, Smelting, Refining & Electrowinning

Apr 21, 2017 ... We built and operate a 100kg zadra/zadra with alchohol stripping system that we have used successfully for a a while now. ... i would like to know the process and some technical details to process copper metal with recovering of gold by electrowinning, could any please suggest how to start with....is it...

Read More

Copper Production Technology - Princeton University

Pyrometallurgical. Sulfide ores. (0.5-2% Cu). I Comminution. 1. I. I. I FIotation. I. Concent rates. (20-30% Cu). 1. 6-1.-FIow Sheets for Copper Production ... Electrorefining . . . .Cathode. Pyrite, chalcopyrite, etc. Copper ore, other minerals, waste rock. (gangue). Copper minerals, iron and other metallic pyrites, byproducts, and...

Read More

Treatments of Secondary Raw Materials in Non-Ferrous Smelters in ...

Nov 12, 2015 ... Copper Smelter. ・PCB is important secondary material containing Au and Cu (usually in incineration as pre-treatment). ・Treatment of shredder residue using ... Electro-refining etc. Collecting system of E-scrap. Pre- treatments. Dismantling/Phy sical separation. PCB etc. Nd magnet etc. Cu concentrate.

Read More

Copper Processing - P2 InfoHouse

Once refined, copper can be used as a powder in automotive, aerospace, electrical and electronics equipment, in anti-fouling compounds, various chemicals and medical processes. Compounds of copper ... Pyrometallurgy, or smelting, is used on ore with copper sulfide and iron sulfide minerals. The concentrate is dried...

Read More

Chapter 82 - Metal Processing and Metal Working Industry

The flash smelting process is an example of an energy-saving pyrometallurgical process in which iron and sulphur of the ore concentrate are oxidized. The exothermic reaction ..... The copper in solution is then plated onto a starting sheet cathode in much the same manner as it is on the cathode in an electrorefining cell.

Read More

Substance flow analysis of copper in production stage in the U.S. ...

At present, copper is mainly extracted from most sulfide minerals through conventional pyrometallurgical processes. Otherwise, copper is extracted from oxide ores and a small portion of sulfide ores through a hydrometallurgical process referred to as a solvent-extraction electrowinning (SX–EW) process. The production...

Read More

Metal Extraction Processes for Electronic Waste and Existing ...

Feb 19, 2014 ... Keywords: electronic waste (e-waste); recycling; pyrometallurgy; printed circuit boards .... copper layer. PCBs of FR-4 types are used for small electronic equipment (mobile phones) and FR-2 is used for larger appliances (computers and television). ...... A blend of e-waste and copper concentrate is fed into.

Read More

Primary Metal Production

Pyrometallurgy of Copper. The pyrometallurgical extraction of copper from sulfide minerals traditionally consists of the following basic steps: • Roasting of sulfide concentrate. • Matte smelting. • Converting. • Fire-refining. After fire-refining, the copper is about 99.5% pure, and is further treated by electrolytic refining to produce...

Read More

SYKE 316 - Helda

recover copper from sulphide concentrates and is the main process described in this report. ..... 4.5.1 Volumetric concentrate feed system. ..... Electrorefining to Cathode. Electrowinning. Figure 1. Flowsheet of primary copper production. Only the pyrometallurgical copper process is used in Finland to recover copper.

Read More

COPPER Copper production

enrichment steps, the copper concentrates are usually treated by pyrometallurgical methods. Generally ... consists of several stages which are controlled by expert systems. ..... electrorefining. For secondary copper, coming for example from copper scrap smelting and refining, the overall energy consumption is only 20 GJ/t.

Read More

Processing of copper anode-slimes for extraction of metal values

Mar 5, 2002 ... Processing of anodic slimes from an Egyptian copper electrorefining plant, exhibiting high contents of copper, lead, ... Pyrometallurgical treatment of the leaching solid residue for production of Pb-Sn soldering alloy ... concentrate which exhibits a relatively high gold, silver, tellurium and selenium content...

Read More

Extractive Metallurgy of Copper

Except as outlined above, no part of this work may be reproduced, stored in a retrieval system or transmitted in any form or by any means, .... Industrial Electrorefining. Cathodes. Electrolyte. Cells and Electrical Connections. Typical Refining Cycle. Refining Objectives. Maximizing Cathode Copper Purity. Optimum Physical...

Read More

Smelting and Refining Operations

The flash smelting process is an example of an energy-saving pyrometallurgical process in which iron and sulphur of the ore concentrate are oxidized. The exothermic reaction ..... The copper in solution is then plated onto a starting sheet cathode in much the same manner as it is on the cathode in an electrorefining cell.

Read More

An Overview of Copper Smelting in Southern Africa - Mintek

Jul 8, 2015 ... projected copper produced by electrowinning (EW))—overall, a huge undertaking. Fortunately, Africa .... handling system was sufficient only to handle a maximum of nine burners - around 500 t/d concentrate. The El Teniente Converter was commissioned in 1994. Reverberatory furnaces were the mainstay...

Read More

Copper Refining: From Ore to Market | Investing News Network

May 25, 2017 ... Copper ore that is rich in sulfides is processed via pyrometallurgy, while copper ore that is rich in oxides is refined through hydrometallurgy. Read on to learn more ... This solution is then put through the electrowinning process, which, simply put, plates copper in the solution onto a cathode. This copper...

Read More

Extractive Metallurgy of Copper - 1st Edition - Elsevier

It contains an even greater depth of industrial information, focussing on how copper metal is extracted from ore and scrap, and how this extraction could be made more efficient. Modern ... Recent developments in electrorefining, particularly stainless steel cathode technology are examined. ... Auxiliary equipment. operation.

Read More

Emission Estimation Techniques Manual for Copper Concentrating ...

copper, using either the concentrating, smelting and electro-refining process, or the heap- leach and electrowinning process, ... requirements of the NPI system, and are covered by this manual. EET MANUAL: Copper .... and electro-refining, involves a combination of pyrometallurgical and electrometallurgical processes.

Read More

Environmental Impacts of Energyâ Efficient Pyrometallurgical ...

to more energy-efficient pyrometallurgical smelting technologies for the production of refined copper. Using generic data from the KGHM Polska Miedz S.A, ... refined Cu. On the other hand, for high Cu ore grades (3.0%. Cu), smelting and refining can be the most energy-intensive step and can be a key contributor to life...

Read More

Copper - Hatch

Our clients in both small and large-scale electrowinning and electrorefining facilities need to maximize productivity, cathode quality, and standards for safety. We help with them all. Our multidisciplinary electrometallurgy and solvent-extraction technology group has strong operating and design experience with systems such...

Read More

Pyrometallurgical process for smelting nickel and nickel-copper ...

By the use of the mechanically-stirred electric furnace, it is possible to achieve an overall pyrometallurgical process for this type of concentrate which produces the copper, primarily in an anode form suitable for electrorefining, and a nickel matte which is suitable for hydrometallurgical treatment for the recovery of the nickel...

Read More

Cadmium: processing-Metalpedia

Cadmium is mainly a byproduct of beneficiating and refining of zinc metal from sulfide ore concentrates. Refining of zinc and its cadmium ... In copper smelters, the cadmium reports in flue dusts, which are collected and recycled through the smelter system to upgrade the cadmium content. At the lead smelters, the cadmium...

Read More

Mineral Processing Plants - Infrastructure Health & Safety Association

This chapter focuses primarly on the pyrometallurgical methods. ... fossil fuels, or in an electric furnace or, in the case of flash smelting, by oxidizing ... electrode) is refined by electrolysis in an aqueous solution of copper sulphate and sulphuric acid using a pure copper cathode. The copper from the anode is deposited during.

Read More

How can I seperate copper from nickel? - ResearchGate

The leaching method must use a strong oxidative reagent like oxygen (autoclave) or HNO3 acid (high cost of equipment). The cheapper method is the electrorefining of coppet. The alloy will be the anode and the copper will deposited on the cathode. The nickel will remain in solution. From the bleed solution of copper...

Read More

copper pyrometallurgy,copper hydrometallurgy, solvent extraction ...

copper pyrometallurgy,copper hydrometallurgy, solvent extraction, copper electrorefining, copper electrowinning system. ... Apart from final product of copper cathode, variety of solutions and byproducts recovery like sulfuric acid and precious metals from anode slime are also available. Typically, we provide the below...

Read More

Processing and refining | ABB

Refining. Optimized and integrated mineral processing. To produce the required commodity such as ore concentrates, pellets and DRI/HBI for iron ore, copper ... Whether it is mining, concentrating, leaching, smelting or electro-refining, our solutions will meet the challenges to bring an electrical and automation system for the...

Read More

Copper Recycling in the United States in 2004 - USGS Publications ...

As world population increases and the world economy expands, so does the demand for natural resources. An accurate assessment of the Nation's mineral resources must include not only the resources available in the ground but also those that become available through recycling. Supplying this information to...

Read More

Copper Life Cycle Analysis - European Copper Institute

System Boundaries. A complete copper life cycle analysis starts with the raw materials. In the case of metals, these are provided by ore extracted through mining ... The ECI Life Cycle Inventory data are based on industry inputs covering the EU-25 production of refining/smelting, electrorefining and semi-production for the...

Read More

World Copper Processing - FEECO International, Inc.

Mined copper goes through a variety of processing techniques before it is ready to be made into any copper products. Once mined, higher quality sulphide ores are processed into a more concentrated form, referred to as copper concentrates. This ore type is then refined via pyrometallurgy. Low-grade sulphide ores and...

Read More

doctoral thesis - DiVA portal

Electrowinning of antimony from model sulphide alkaline solutions. Samuel A. Awe and Åke Sandström. Hydrometallurgy, 137 (2013), 60-67. PAPER V. Process flowsheet development for recovering antimony from Sb-bearing copper concentrates. Samuel A. Awe, Jan-Eric Sundkvist, Nils-Johan Bolin and Åke Sandström.

Read More

Pyrometallurgy | Article about Pyrometallurgy by The Free Dictionary

Metallurgical processes that use an electric current can be considered an independent area of pyrometallurgy that is called electrometallurgy. ... Smelting is also carried out in reverberatory furnaces for open-hearth refining and for reverberatory smelting of copper concentrates; in electrical furnaces for the production of steel...

Read More

Copper sulfide ore value chain - Outotec

Our full range of services ensure successful implementation of your project and, most importantly, safe and efficient operation of the process and equipment throughout ... Ensure that your process for refining sulfidic copper concentrates with pyrometallurgical or hydrometallurgical means is based on strong metallurgical and...

Read More

Page 1 This document is made available electronically by the ...

Sep 5, 2013 ... Electric Furnace. Flash Furnace. Outokumpu Furnace. INCO Furnace. Continuous Furnaces. Noranda Furnace. Worcra Furnace. Mitsubishi Furnace ... Concentrate Drying. Concentrate Smelting. REFINERY MODEL. Copper Refining. Nickel Refining. SIZE CONSIDERATIONS IN NONFERROUS SMELTING.

Read More

TECK'S CESL COPPER PROCESS: A COMMERCIAL READY ...

Teck has developed extensive hydrometallurgical and pyrometallurgical expertise at its mining and smelting-refining ... traditional copper concentrates to be considered a viable alternative to smelting and refining, ... Integrating concentrate leaching technology with existing solvent extraction and electrowinning infrastructure...

Read More

Chapter 4 - Lead Industry - International Lead Association

processed by electrolytic refining. .... product of zinc, copper and silver production making the extraction of lead more economic than if it occurred in isolation. Ore Concentration. The lead-rich ore, with a typical concentration range of 3-8% lead, .... (obtained from dust extraction systems treating exhaust air) and other lead-.

Read More

electrorefining of tin in pure acid solutions by mechanically ... - midra

kekesi@uni-miskolc.hu. Electrorefining, producing pure tin from waste materials in cheap acid electrolytes can ... 1. Introduction. Conventional pyrometallurgical refining is not efficient in producing high purity tin, ... PCR current on the morphology of the cathode [4, 6] can be utilized also in this system. However, the simple...

Read More