secondary smelting of copper

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AP-42, CH 12.9: Secondary Copper Smelting - EPA

and foundries reclaim relatively pure copper scrap for alloying purposes. 12.9.2 Process Description. 2,3. Secondary copper recovery is divided into 4 separate operations: scrap pretreatment, smelting, alloying, and casting. Pretreatment includes the cleaning and consolidation of scrap in preparation for smelting. Smelting...

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Secondary Copper Smelting Area Sources: National Emissions ...

Jun 30, 2016 ... On January 23, 2007, the EPA promulgated national emission standards for hazardous air pollutants (NESHAP) for Secondary Copper Smelters Area Sources that reflect generally available control technologies (GACT). The final NESHAP did not include requirements for existing area sources because at...

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

Oct 24, 2017 ... Primary Copper Smelter and Refinery as a Recycling. Plant—A System Integrated Approach to Estimate. Secondary Raw Material Tolerance. †. Olof Forsén, Jari Aromaa * ID and Mari Lundström. Department of Chemical and Metallurgical Engineering, Aalto University, P.O. Box 16200, 00076 Aalto, Finland...

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Description - NAICS Code 331492 - Secondary Smelting, Refining ...

What is NAICS code 331492 - Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum) - This U.S. industry comprises establishments primarily engaged in (1) alloying purchased nonferrous metals and/or (2) recovering nonferrous metals ...

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030309 Secondary copper production Converter-Blast Furnace ...

European Dioxin Inventory - Results. 030309. Secondary copper production. 90. Blast Furnace-Converter Method. The reversed process is well-suited for smelting oxidized secondary materials [124]. this method of processing brass scrap produces zinc oxide, which is utilized as a raw material for zinc white or zinc metal.

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2013 Technical Report - Copper Development Association Inc.

2013 Technical Report. The U.S. Copper-base Scrap Industry and Its By-products www.copper.org. A1309-12/13 ... Nevertheless, for some sectors of the secondary copper industry, the past decade has been particularly difficult, given the ...... List of U.S. Ingot makers, Secondary Smelters and Refiners, and Secondary.

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Copper Smelting and Refining (Secondary) Companies in the ...

9 Copper Smelting and Refining (Secondary) Companies in the United States. Search or browse our list of Copper Smelting and Refining (Secondary) companies by category or location.

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Description for 3341: Secondary Smelting and Refining of ... - OSHA

Aluminum extrusion ingot, secondary; Aluminum smelting and refining, secondary; Antimonial lead refining, secondary; Babbitt metal smelting and refining, secondary; Brass smelting and refining, secondary; Bronze smelting and refining, secondary; Copper smelting and refining, secondary; Detinning of cans; Detinning of...

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Copper extraction - Wikipedia

All primary sulfide ores of copper sulfides, and most concentrates of secondary copper sulfides (being chalcocite), are subjected to smelting. Some 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...

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The analysis of slags from primary and secondary copper smelting ...

The Analysis Of Slags from Primary and. Secondary Copper Smelting Processes by. X-Ray Fluorescence*. PO. Box 363. England. Birmingham. Abstract. A method for rapid and accurate X-ray fluorescence analysis of a wide variety of slags from the copper producing industries has been developed. The samples are fused...

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Chapter 82 - Metal Processing and Metal Working Industry

Primary smelting and refining produces metals directly from ore concentrates, while secondary smelting and refining produces metals from scrap and process waste. .... Examples include nickel carbonyl in nickel refining, fluorides in aluminium smelting, arsenic in copper and lead smelting and refining, and mercury and...

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ISASMELT Brochure 1.8 MB

Glencore Technology's ISASMELT™ process provides an innovative, high intensity, yet low cost submerged lance smelting process that is easy to operate. It can be used for a range of applications including primary and secondary copper smelting and copper converting, primary and secondary lead smelting, primary.

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Characteristics of PCDD/F emissions from secondary copper ...

Characteristics and mechanisms of PCDD/F formation with different feed materials in secondary copper smelting industry are investigated. The results indicate that PCDD/Fs are significantly formed even with the reaction time less than 0.1 s, especially when the material containing high residues (Cu3) is fed. High copper...

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Primary and secondary phases in copper-cobalt smelting slags from ...

Abstract. Pyrometallurgical slags from three Cu-Co smelters (Nkana, Mufulira, Chambishi) in the Copperbelt Province, Zambia, were studied from mineralogical and chemical points of view. The slags were enriched in metals and metalloids, mainly Cu (up to 35 wt.%), Co (up to 2.4 wt.%) and As (up to 3650 ppm).

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Thermodynamics of Palladium (Pd) and Tantalum (Ta) Relevant to ...

... found in liquid copper at the high temperature and reduced condition studied. It can be suggested that to promote recovery of palladium from Pd-containing e-waste, a slag with lower silica content and basic flux based, high temperature with reducing atmosphere, is highly desired particularly in secondary copper smelting.

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Metals and recycling | PolyMet Solutions

Our joint venture and partners supply all the necessary units for efficient copper production via the secondary route. Especially ... Lead ore is usually roasted to obtain lead oxide, then converted into metallic lead in shaft furnaces or other smelting units such as QSL, KIVCET, Vanyukov, TBRC, TSL or OBBF. Next in line is a...

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Releases from primary and secondary copper smelters ... - Canada.ca

Dec 17, 2007 ... ARCHIVED - Priority Substances List Assessment Report for Releases from Primary and Secondary Copper Smelters, Refineries - Releases from Primary and Secondary Zinc Smelters and Refineries...

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Nonferrous - Our Products - OmniSource

As one of the nation's largest wire and cable processors, OmniSource has a large appetite for insulated copper wire, lead cable, and all other types of scrap that require ... Bare Bright Copper; Tin Plated Copper; Mill Brass Alloys; Foundry Brass and Bronze Alloys; Secondary Smelter Brass and Bronze Scrap; Refinery Scrap...

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Magaldi's dependable solution to handle copper scraps in a ...

Jan 26, 2018 ... In 2017, a Mexican client was looking for a reliable and safer conveyor to replace the existing furnace charging system in its secondary copper smelting plant. Stored in a bunker, the copper scraps were packed in bales by compressing press and...

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Metal Recovery From Secondary Copper Converter ... - CDC stacks

METAL RECOVERY FROM SECONDARY COPPER. CONVERTER DUST BY AMMONIACAL. CARBONATE LEACHING. By Robert C. Gabler, Jr.,. 1 and Jack R. Jones. 2. ABSTRACT. Effective recycling or disposal of flue dusts is a continuing problem, particularly for secondary smelters treating low-grade Cu scrap.

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copper - Kuettner

Smelting of copper concentrate. • Smelting of low and high grade scrap. • Converting of copper matte. Converter Furnace. A furnace system applied in the primary and secondary copper industry mainly for the conversion of lower grade matte to blister copper in a discontinuous process by injection of oxidation media through...

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minor elements distribution during the smelting of :eee :ith copper ...

feed of secondary copper smelters which process general copper-bearing wastes because these smelters are usually close to the cities where WEEE is generated. These smelters use a technology known as “black copper smelting”. However, technical information relating to black copper smelting is lacking because the.

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Secondary Copper Smelters as Sources of Chlorinated and ...

Jun 23, 2017 ... The generation of and extent to which chlorinated and brominated polycyclic aromatic hydrocarbons (Cl/Br-PAHs) are formed and released from secondary copper smelters remain unknown. This field study, to our knowledge, is the first to identify secondary copper smelters as new sources of Cl/Br-PAHs.

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Definitions - International Copper Study Group

Low grade electrowon is SX-EW production that must be re-refined. (SX-EW). Relating to the source of material used in producing anode, smelter production is divided into two groupings: primary - from concentrates and precipitates, e.g. matte or cement copper. secondary - from scrap materials e.g. old scrap (tubes, sheets,...

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recycling metals for the environment - Columbia University

Figure 3 compares the energy requirement for producing a ton of aluminum, copper, and steel starting from ore or scrap ([3]). Steel produced from ..... Copper alloyed or physically mixed with other metals is melted either at secondary or primary smelters and cast into anodes along with the Xinhai metal prior to electrorefining.

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"Primary" Nickel and "Secondary" Nickel - Nickel Institute

While nickel is amongst the world's most highly recycled substances, the vast majority is recycled by the stainless steel, steel, copper and brass industries - and by companies that supply those industries with material. But the "primary" nickel industry also takes in some "secondary" nickel, especially in its smelters. In fact...

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Copper: Technology and Competitiveness (Part 4 of 15)

mestic copper smelters and refineries also de- clined after 1980, in part in response to market conditions, but also due to the closure of older smelters that would be too expensive to upgrade to comply with air quality regulations. U.S. pri- mary and secondary copper smelter production fell from a strong 1981 level of nearly...

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Primary and secondary phases in copper-cobalt smelting slags from ...

Apr 13, 2016 ... 1Institute of Geochemistry, Mineralogy and Mineral Resources, Charles University in Prague, Faculty of Science, Albertov 6, 128 43 Prague 2, Czech Republic. 2Bureau des Recherches Géologiques et Minières (BRGM), av. Claude Guillemin, 45060 Orléans, cedex 2, France. 3Czech Geological Survey,...

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Extractive Metallurgy of Copper - 1st Edition - Elsevier

The materials cycle. Secondary copper grades and definitions. Scrap processing and beneficiation. Summary. <BR id=""LF""><BR id=""LF""><BR id=""LF"">Chemical Metallurgy of Copper Recycling.The secondary copper smelter. Scrap processing in primary copper smelters. <BR id=""LF"">Summary. Suggested reading.

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Home - Home | Recycling

Glencore Recycling is the responsible choice. We have over 50 years' experience in the recycling industry and are one of the world's largest recyclers of electronics and a major recycler of secondary copper, gold, silver, platinum and palladium. We operate within a fully integrated smelting-refining system, with recycling...

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Base Metal Smelting and Refining - Ministry of Mines and Petroleum

Apr 30, 2007 ... The EHS Guidelines for Smelting & Refining cover information relevant to base metal smelting and refining of lead, zinc, copper, nickel, and aluminum. It does not include the mining and concentration of the raw materials, which is covered in the EHS. Guidelines for Mining. Annex A contains a description of.

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Secondary Copper Converter Dust Metal Recovery using ...

Dec 25, 2017 ... Effective recycling or disposal of flue dusts is a continuing problem, particularly for secondary smelters treating low-grade Cu scrap. The Bureau of Mines investigated a variety of flue dust treatment approaches and demonstrated the technical feasibility of a bench-scale alkaline method that includes...

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Copper Smelting – China Industry Research Reports | IBISWorld

What is the Copper Smelting Industry? The Copper Smelting industry in China extracts copper from copper ore or copper scrap by smelting, refining or electrolyzing. This industry also produces copper-based alloys during copper smelting. Industry Products. Mineral copper; Secondary copper; Electro-deposited copper.

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China and Global Markets: Copper Supply Chain Sustainable ...

almost 100 per cent fossil fuel footprint, and (3) a relatively low share of secondary copper in the entire copper mix. Mining can be improved by focusing on higher grade material, environmental abatement techniques and environmental restoration of processing sites. The smelter and refinery standards are relatively.

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Crestwood Metals Long Island Recycling Aluminum Copper

End-products. Aluminum Sows (Ingot). As a secondary aluminum smelter, and using cutting-edge technology, Crestwood produces the highest-grade aluminum sows (ingot), including: 6063; 6061; 2014; 5086; 3003; 7075; 380 Cast; Others. We always provide sample chemistries to ensure the product our customers buy is...

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Secondary Metal Processing - WV Department of Environmental ...

Jan 25, 2001 ... Secondary aluminum processing and secondary copper processing use heavy media separation to separate metals. 2.1.3 METAL MELTING/SMELTING. Melting is performed primarily to separate the metals of interest from their metallic compounds, although impurities and contaminants remaining after the...

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A highly reliable plant-wide control system for a copper smelter in ...

Jul 11, 2017 ... Tried-and-tested technology is behind the fast start-up and easy operation of Africa's largest copper smelter at the Kansanshi mine operations in Zambia. ... The smelter consists of several plant areas, such as materials handling, primary smelting, secondary smelting, off-gas handling, services and the...

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Metals Smelters and Processing - :: WorstPolluted.org : Projects ...

Metals include copper, nickel, lead, zinc, silver, cobalt, gold, cadmium, etc. Smelting ... Primary smelting processes mine ore and concentrates, whereas secondary smelting processes recover scrap. ... A variety of heavy metals: lead, arsenic, chromium, cadmium, nickel, copper, and zinc are also released by the facilities.

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Review of ASARCO El Paso Smelting Processes - Recasting the ...

Secondary Copper Smelting. Texas Custodial Trust. Review of ASARCO El Paso Smelting Processes. 3-3. The USEPA uses a defined list of codes to identify or list hazardous wastes (USEPA, 40. CFR Part 261). The majority of the wastes shipped to ENCYCLE documented in the records included wastes defined under the...

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Copper and its Alloys - Engitec Technologies

Secondary Copper production is based on the processing of different qualities of scrap that can be summarized into these categories: Clean heavy ... The recycling process starts with accurate sorting followed by crushing, drying, separation etc, in order to render the scrap suitable for the smelting and alloying operations.

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