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Pyrometallurgy to process copper concentrate

  • Copper: smelting, producing and classification-Metalpedia

    A. Pyrometallurgy Pyrometallurgy usually adopts original ore, in which its content can reach 20%-30% after mineral processing. Copper concentrate is put into an airtight blast furnace, reverberatory, electric furnace, or flash furnace for matte smelting.

  • Copper processing - Roasting, smelting, and converting

    Copper processing - Copper processing - Roasting, smelting, and converting: Once a concentrate has been produced containing copper and other metals of value (such as gold and silver), the next step is to remove impurity elements. In older processes the concentrate, containing between 5 and 10 percent water, is first roasted in a cylindrical, refractory-lined furnace of either the hearth or

  • Primary Metal Production

    Pyrometallurgy deals with chemical reactions at high temperatures (ranging from 100°C up to 3000°C). These reactions involve numerous different solids, liquids, and gases, and are carried out using many diverse types of furnaces. General Principles of Production of Metals by Pyrometallurgy

  • Pyrometallurgical Processing Technologies for Treating

    J.G. Peacey, M.Z. Gupta and K.J.R. Ford Review of process options to treat enargite concentrates. Proceedings of Copper 2010, Vol. 3, Pyrometallurgy II (Hamburg

  • COPPER Copper production - Repository

    Generally, copper extraction follows the sequence (see Figure below): 1. Beneficiation by froth flotation of ore to give copper concentrate (Optional partial roasting to obtain oxidized material or calcines) 2. Two-stage pyrometallurgical extraction 1. smelting concentrates to matte 2. converting matte by oxidation to crude (converter or

  • Bio-hydrometallurgy : an alternative to pyrometallurgy for

    The copper concentrate used in this study is produced by flotation of a black shale organic rich ore. AN ALTERNATIVE TO PYROMETALLURGY FOR C should be done in a separate process of

  • Home - COPPER 2022

    coppercobre 2022 The success and outcome of the Copper Conference is the work of eight leading International Professional Societies (IIMCh, GDMB, MMIJ, TMS, SME, MetSoc, NFSoc and SAIMM) who tirelessly preserve in bringing forth symposia of the highest quality to the delegates.

  • LEAD ZINC EXTRACTION PROCESSES

    the pyrometallurgical process, ore concentrate containing lead, zinc, or both is fed, in some cases after sintering, into a primary smelter. Lead concentrations can be 50-70%, and the

  • Copper Mining and Processing: Resources and Glossary

    thickening: For copper sulfide ore, a stage in the process of pyrometallurgy, in which the copper froth from the froth floatation stage is poured into large tanks called thickeners, where the copper solids settle and are filtered to remove excess water; this copper concentrate will then undergo smelting.

  • 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

  • Copper Concentrates - Cargo Handbook - the world's largest

    Copper concentrate is smelted and converted to metallic copper, which allows it to attain forms that can be submitted to further refining, more than 99% pure, as in copper anode and copper blister. The main application of copper anode is to use it as raw material in the process of electrolytic refining, to produce the electrolytic refined

  • A TECHNO-ECONOMIC COMPARISON OF

    Recently, a new early arsenic removal process for treating high-arsenic copper ores was developed by CSIRO (Jahanshahi et al, 2006; Senior et al, 2006). It comprises three main stages: a flotation stage where arsenic and copper minerals are separated into high-arsenic low-copper concentrate and a low-arsenic high-copper

  • PERUMIN 31: Pyrometallurgical Processing Technologies for

    Dec 01, 2014· Acid Bake Process The condition for maximum copper extraction (~) from the concentrate was found to be 400 ºC, sulfuric acid amount of 0.5 mL/g of concentrate, and 2 h baking time. Part of the arsenic was captured in the form of arsenopyrite (FeAsS).

  • 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 Environmental Profile

    Pyrometallurgy Copper Concentrate Copper Matte Blister Copper Natural resources Emissions to air Emissions to water Emissions to soil Wastes / Residues Anode Copper range from 20 - 40 percent (ICSG, 2016). In the following smelting process, copper is transformed into a matte containing 50 70 percent copper. The matte is either

  • (PDF) Pyrometallurgy - ResearchGate

    copper (an impure form of copper).The converting process can be subdivided into two stages: (i) Slag-forming stage̶FeS is ox idized to iron oxide and absorb ed by the slag

  • Pyrometallurgy of Copper - GBV

    Direct Converting of Copper Concentrate in Sirosmelt Reactor S. Jahanshahi, M. Somerville, and R.G. Hollis 367 Smelting of Sulfide Copper Concentrates in a Combined Bubbling Furnace A. V. Tarasov and P.A. Kovgan 383 Converting of High Grade Matte by Lime Fluxing C. Acuna and J. Ztiniga 389 Pyrometallurgical Recovery of Copper from Lubumbashi

  • Copper Smelting Technology Trends

    Aug 23, 2017· Copper concentrate (Cu: 30%, S: 30%, Fe: 25%, Gangue minerals 15%) is fed into the smelting furnace through a lance pipe with oxygen enriched air, is

  • Copper Refining: From Ore to Market INN

    Dec 04, 2020· In pyrometallurgy, copper concentrate is dried before being heated in a refining furnace. Chemical reactions that occur during the heating process

  • Top Blown Rotary Converter (TBRC)-Pyrometallurgy-

    It can also treat copper concentrate and secondary material like scrap copper, scrape lead, lead slag, lead dust, etc. The furnace is characterized by short process, high comprehensive recovery rate, high adaptability to raw material, thorough chemical reaction and combining oxidation and reduction in

  • Chapter 6 Copper Production Technology

    discovered that heat made copper more malle-able. Casting and smelting of copper began around 4000-3500 B.C. (see figure 6-2). About 2500 B. C., copper was combined with tin to make bronzean alloy that allowed stronger weapons and tools. Brass, an alloy of copper

  • Copper Mining and Processing: Processing Copper Ores

    Copper processing is a complicated process that begins with mining of the ore (less than 1% copper) and ends with sheets of 99.99% pure copper called cathodes, which will ultimately be made into products for everyday use.The most common types of ore, copper oxide and copper sulfide, undergo two different processes, hydrometallurgy and pyrometallurgy, respectively, due to the different

  • Principles of Extractive Metallurgy

    The objective is to concentrate the metallic content in the ore, achieved by a series of comminition (crushing and grinding), screening and seperation process Pyrometallurgy It involves the smelting, converting and refining of metal concentrate. Hydrometallurgy It involoves the precipitation of metal in an aqueous solution. Electrometallurgy

  • SYNERGY OF ENERGY RESOURCES OF COPPER

    For the copper production in RTB Bor, where the production process of cathode copper is developed according to the described production process, Figure 1, [19] in 2011 the copper content in the ore was 0.274% and the copper content in concentrate was 16.35%. Copper recovery from the ore in the flotation processes is an average of

  • pyrometallurgy to process copper concentrate

    pyrometallurgy to process copper concentrate. Copper Concentrate Smelting Processes based PROMETHEE/GAIA methodology in the field of pyrometallurgy is limited and can be seen through the work of the group of authors, Nikolic D et al (2009), today it is the most widely used process in copper and nickel production [6, 3537] About 50% of total world copper and nickel production is

  • 12.3 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 concentrates. Process steps include mining, concentration, roasting, smelting, converting, and finally fire and electrolytic refining. 12.3.2 Process Description2-4

  • Concentrate Treatment Process - OZ Minerals

    / Copper concentrate market is 60Mtpa / An average concentrate contains only 25 -28% copper prior to smelting / Concentrates increasingly contain impurities such as arsenic, lead, zinc, bismuth, mercury, uranium and fluorine / Regulators are responding to community concerns about their environment Chinese import limit of 5,000ppm Arsenic

  • Nickel processing - Extraction and refining Britannica

    Nickel processing - Nickel processing - Extraction and refining: The extraction of nickel from ore follows much the same route as copper, and indeed, in a number of cases, similar processes and equipment are used. The major differences in equipment are the use of higher-temperature refractories and the increased cooling required to accommodate the higher operating temperatures in nickel

  • Charge Calculations in Pyrometallurgical Processes

    Example Copper ore is smelted in a reverberatory furnace together with a copper concentrate. The fluxes are pure CaCO 3 and iron ore Reaction: CaCO 3 = CaO + CO 2 Rational Analysis wt% Material Cu 2 S FeS 2 SiO 2 Fe 2 O 3 Copper ore 17.5 67.5 15 Copper concentrate 35 25 40 Iron ore 20 80 SlagCopper ore Matte Reverberatory furnace Flux: CaCO

  • LEAD SMELTER SURVEY 1. PYROSEARCH, Pyrometallurgy

    Doerschel Process [9] The Doerschel process uses a rotary furnace and is used by KGHM Polska. Lead bearing dust and slimes in the adjacent copper smelter are treated as raw materials. Electric furnace process [10] This process is used at Kosaka Smelter in Japan. Zn leaching residues, lead dross, battery paste and other are

  • Pyrometallurgy Metallurgy for Dummies

    Pyrometallurgy Basic Principle. The basic premise of most pyrometallurgical operations is simple: high-temperature chemistry is employed to segregate valuable metals in one phase while rejecting gangue and impurities in another phase. In most instances, both phases are molten (such as the matte and slag in a conventional copper smelting operation).

  • PERUMIN 31: Pyrometallurgical Processing Technologies for

    Dec 01, 2014· Acid Bake Process The condition for maximum copper extraction (~) from the concentrate was found to be 400 ºC, sulfuric acid amount of 0.5 mL/g of concentrate, and 2 h baking time. Part of the arsenic was captured in the form of

  • Copper extraction - Wikipedia

    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).

  • SYNERGY OF ENERGY RESOURCES OF COPPER

    For the copper production in RTB Bor, where the production process of cathode copper is developed according to the described production process, Figure 1, [19] in 2011 the copper content in the ore was 0.274% and the copper content in concentrate was 16.35%. Copper recovery from the ore in the flotation processes is an average of

  • Copper Refining: From Ore to Market - InvestmentLifestyle

    Dec 03, 2020· In pyrometallurgy, copper concentrate is dried before being heated in a refining furnace. Chemical reactions that occur during the heating process cause the concentrate to segregate into two layers of material: a matte layer and a slag layer. The matte layer, on the bottom, contains the copper, while the slag layer, on the top, contains the

  • Management of copper pyrometallurgical slags: giving

    1,522,000 metric tons of fine copper in 2002, approximately one half of total copper concentrate production, with a notorious environmental impact due to the great amount of slag produced during these extraction steps. In this work, a global characterization of copper

  • Pyrometallurgical Processing Technologies for Treating

    J.G. Peacey, M.Z. Gupta and K.J.R. Ford Review of process options to treat enargite concentrates. Proceedings of Copper 2010, Vol. 3, Pyrometallurgy II (Hamburg

  • Copper Ore Hydrometallurgy and Pressure Leaching-Copper-

    Copper hydrometallurgy is a branch of metallurgy method to extract copper directly from those difficult-to-concentrate copper oxide ore. Traditional copper hydrometallurgy process typically consists of atmospheric leaching, solvent extraction (SX) and electro-winning (EW). It can produce either copper cathode or copper sulphate crystal.

  • Difference Between Hydrometallurgy and Pyrometallurgy

    Feb 16, 2020· What is Pyrometallurgy? Pyrometallurgy is the branch of science and technology concerned with the use of high temperatures to extract and purify metals. Therefore, it is a branch of extractive metallurgy. This process can produce pure metals that are suitable for direct selling and alloys suitable as feed for further processing.

  • ConRoast - pyrometallurgy.

    This process produced copper by electric smelting of dead-roasted chalcopyrite concentrate in a 5 m diameter, 2.5 MVA circular AC submerged-arc furnace, using coal as a reductant. (8-11) Only 10 per cent of the smelter output was produced via this process, as the bulk of the plants output is based on the re-processing of scrap and residues.

  • Pyrometallurgy - PDF Free Download

    No serious hydrometallurgical competitors to copper pyrometallurgy emerged, however, the Cyprus CI Leach-CI precipitation-H2 reduce process which was announced 28 could be interesting for small plants while the recently presented Sherritt-Cominco copper process seems overly complex. 29 ,30.31 In the primary smelting processes to produce a matte

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