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Copper Slag Cleaning Furnace

2019-03-25T10:03:31+00:00
  • Slag-cleaning furnace - Mining Weekly

    Copper panels will cool the furnace sidewalls to protect them from slag conditions, a separate gas-cleaning plant being installed so that no additional load is placed on existing environmental...

  • Copper Slag Cleaning Furnace, Copper Dressing Solution ...

    Copper Slag Cleaning Furnace. The electric furnace technology for the cleaning of copper and nickel slags is a well-established method. Low investment costs, small footprint combined with continuous process development and equipment improvement make electric slag cleaning an attractive choice for modern smelters.

  • Reduction of copper smelting slag using waste cooking oil ...

    2019-11-01  Copper slag cleaning in an electric furnace is a critical process for reducing the excessive magnetite (Fe 3 O 4) present in the copper slag to decrease the slag viscosity, which can promote the sedimentation of matte/copper in the slag, thus reducing the copper content of slag.

  • Cited by: 7
  • Minimization of Copper Losses in Copper Smelting Slag ...

    2012-09-21  The electric furnace or rotary slag-cleaning furnace are now generally used to perform this task, giving a level of copper in discard slag typically in the range of 0.55 wt.% and 1.3 wt.%, with most plants reporting copper losses in the discard slag in the range of 0.8–1.0 wt.%.

  • Cited by: 15
  • Factors Governing Slag Cleaning in an Electric Furnace ...

    2013-07-18  Slags from the El Teniente Converter have high copper and magnetite contents. The reduction and copper impoverishment of these slags in an electric furnace were simulated in the laboratory as part of a conceptual study for the Las Ventanas Smelter of ENAMI.

  • Cited by: 9
  • ARCHIVED - Guidance Document for Management of Wastes

    2016-06-06  Slags with lower copper content (e.g., smelter slag) may be processed by mineral dressing techniques or in slag cleaning furnaces to increase the amount of copper recovered. In a slag cleaning furnace, the copper in the slag is removed and recycled back to the process. The resulting slag is referred to as cleaned slag.

  • Rectangular furnace design and revolutionary DC-slag ...

    Copper Slag cleaning furnaces are commonly connected to copper smelting units such as Teniente and Noranda converters and Outokumpu flash smelters. The main function of the furnace is the reduction of the copper level in the slag11. SMS Demag’s furnaces are designed for a reduction of the copper level from 1–8 % down to 0.6– 0.9%.

  • Flux materials for metal purification Allied Mineral ...

    For copper-nickel, aluminum-bronze, manganese-bronze, pure coppers ; eliminates need for inert degassing when used before pouring; Work into metal or add to pour; Performs well in induction furnace channels – removes oxide buildup; AlucoFlux SB: Protective cover for melting yellow brass and high-zinc alloys – prevents zinc fuming and loss; Absorbs non-metallic impurities so they can be ...

  • OUTOTEC FLASH SMELTING TECHNOLOGY

    Slag cleaning at copper and nickel smelters is typically done using an electric furnace process. The design of Outotec slag cleaning furnaces is based on our extensive experience with different slag compositions and under- standing of how to optimize the process for maximum recovery.

  • File Size: 433KB
  • THE SUBMERGED ARC FURNACE (SAF) STATE OF ART IN METAL ...

    Especially slag cleaning furnaces have supplied more than 20 in the last 40 years. Slag cleaning furnaces are commonly connected to smelting units such as Teniente and Noranda converter, Outokumpu flash smelter, reverbertory furnaces. The main function of the furnace is the reduction of the matte and metal level in the slag.

  • File Size: 1MB
  • Reduction of copper smelting slag using waste cooking oil ...

    2019-11-01  Copper slag cleaning in an electric furnace consists of two steps: high-temperature reduction, and melt separation through sedimentation. High-temperature reduction, which primarily reduces the excessive Fe 3 O 4 in slag to FeO, is a critical step as it involves a chemical process that depends on many variables. On the contrary, the melt separation is rather simple and involves holding

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  • Kansanshi copper-gold mine, Solwezi, Zambia, East Africa

    2020-10-03  The Kansanshi copper smelter (KCS) that started commercial operations in March 2015 has the current capacity to smelt 1.38Mtpa of copper concentrate. It features a single Isasmelt furnace, one 6-in-line electric furnace for matte settling and slag cleaning, four PeirceSmith converters (PSCs), and two conventional rotary anode furnaces.

  • Slag Furnace Feed The Beast Wiki Fandom

    The slag furnace works similarly to the vanilla furnace, but has an extra output slot. It also uses twice the fuel. For most ores, it will produce an ingot with a low (20%) chance of making two instead of one, and also some Stone. Silver Ore will make Silver Ingots and Lead Ingots.Silver is used for Mirrors, which are needed to make Factorization Charge, and Lead is used for electrical wiring ...

  • THE SUBMERGED ARC FURNACE (SAF) STATE OF ART IN METAL ...

    Copper Slag Cleaning First Quantum at Kansanshi Copper Smelter Copper Slag cleaning in (electrical) furnaces has been increasingly popular over the last decades. METIX, part of the SMS group, has recently constructed an electric furnace for the First quantum project at Kanshansi, Zambia. The plant was commissioned successfully in February 2015. Figure 4: 3D illustration of Kansanshi Copper ...

  • Semi Closed Rotating Furnace - IndiaMART

    Copper Slag Cleaning Furnace Get Latest Price GHALSASI was chosen by Hindalco Industries -Unit Birla Copper (Aditya Birla Group), Gujarat to supply and commission a copper slag cleaning furnace (Technology provider - Japan)

  • Industrial Solutions International

    The working environment of the Anode furnace demands a chrome - magnesite material with high hot strength to minimize copper penetration and disruptive loss of the working face. SLAG - CLEANING FURNACE. The slag cleaning furnace has special requirements depending upon the slag practice.

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

    Copper reverberatory furnace slag - 200 kVA. During 1995, a campaign was conducted on Mintek's 200 kVA DC-arc furnace to recover cobalt from copper reverberatory furnace slag (initially containing Co:0.77% and Cu:1.3%). Alloys containing Co: 6-7%, Cu: 9-11%, Fe: 77-78%, and S: 2-3% were produced, leaving slags containing Co: 0.08-0.16% and Cu: 0.18-0.29%. Coal additions of 4 per cent

  • Reductive-sulfurizing smelting treatment of smelter slag ...

    formed cleaned slag. However, copper oxide was easier to be reduced and sulfurized than cobalt oxide from the point of thermodynamics. That indicated recovery of cobalt is a little more difficult than copper during cleaning process. Addition of slag modifier to molten slag affects the Fe3+ /Fe2+ ratio, the CaO/SiO 2 ratio (or basicity). It

  • ISASMELT TM SLAG CHEMISTRY AND COPPER LOSSES IN THE

    The furnace is fed continuously with copper concentrates and fluxes; oxygen-enriched air is injected into the bath through the lance, creating very intense bath agitation and a rapid reaction rate. The bath principally consists of molten iron-silicate slag and molten copper matte. Due to the agitated state of the bath, the matte and slag are periodically tapped out to-gether through a single ...

  • THE SUBMERGED ARC FURNACE (SAF) STATE OF ART IN METAL ...

    mostly as ions (e.g. for copper slag as Cu + ions) or as entrained droplets of matte. The dissolved metals is associated eithe r with O. X- ions (i.e. Cu. 2. O) or with S . X-ions (e.g. Cu. 2. S). Electric furnace slag cleaning uses coke as a reductant. So, coke bed is floating on the slag surface and reacting with oxides. At the initial moment of the contact of carbon and slag the direct ...

  • Semi Closed Rotating Furnace - IndiaMART

    Copper Slag Cleaning Furnace Get Latest Price GHALSASI was chosen by Hindalco Industries -Unit Birla Copper (Aditya Birla Group), Gujarat to supply and commission a copper slag cleaning furnace (Technology provider - Japan)

  • Copper Slag Cleaning Furnace, फर्नेस स्लैग in Pune ...

    Ghalsasi Group - Offering Copper Slag Cleaning Furnace, फर्नेस स्लैग, New Items in Pune, Maharashtra. Read about company. Get contact details and address ID: 4580201448

  • Diagnose for valorisation of reprocessed slag cleaning ...

    2018-09-01  Slag cleaning furnace flue dust is generated in the cleansing of copper slag and their reprocessing produces wastes considered hazardous materials. Due to their high metals content their disposal not offers any economic either environmental benefit. In view of this fact, the main objective was to gain basic information for the reuse of these wastes in different fields. So, an exhaustive ...

  • Industrial Solutions International

    The working environment of the Anode furnace demands a chrome - magnesite material with high hot strength to minimize copper penetration and disruptive loss of the working face. SLAG - CLEANING FURNACE. The slag cleaning furnace has special requirements depending upon the slag practice.

  • Characterisation of the Effect of Al2O3 on the Liquidus ...

    a flash furnace to produce copper blister and high-copper, iron-silicate slag containing between 12­28mass%Cu. Copper is subsequently recovered from the high-Cu containing slag by reduction using coke in an electric slag-cleaning furnace. Aluminum oxide is one of the impurities commonly found in the electric furnace slag. Variation in the Al 2O

  • MECHANISM OF BUILDUP FORMATION IN AN ELECTRIC

    The copper slag cleaning in an electric furnace is based on slag reduction and settling of copper matte inclusions. Copper recovery depends on the slag temperature, degree of magnetite reduction and slag residence time. The formation of solid buildup on the furnace hearth leads to the decrease of furnace volume and slag residence time, affecting copper recovery and furnace capacity. The ...

  • Slag Furnace - Feed The Beast Wiki

    The Slag Furnace is a block added by Factorization.It works similarly to the vanilla furnace, but has an extra output slot. It also uses twice the fuel. For most ores, it will produce an ingot with a low (20%) chance of making two instead of one, and also some Stone. Silver Ore will make Silver Ingots and Lead Ingots.Silver is used for Mirrors, which are needed to make Factorization Charge ...

  • Reductive-sulfurizing smelting treatment of smelter slag ...

    formed cleaned slag. However, copper oxide was easier to be reduced and sulfurized than cobalt oxide from the point of thermodynamics. That indicated recovery of cobalt is a little more difficult than copper during cleaning process. Addition of slag modifier to molten slag affects the Fe3+ /Fe2+ ratio, the CaO/SiO 2 ratio (or basicity). It

  • Rectangular Furnace Design and Revolutionary DC-Slag ...

    2004 : Rectangular copper slag cleaning furnace 2004 : High capacity FeNi rectangular SAF with thyristor + copper cooling system 2006 : DC slag cleaning unit for precious metals (PGM, Cu, Co, etc.) Metalworld l November 2006 l 9 A n a ly s i s. Figure 1 shows a typical submerged arc furnace from the 1950's, as it was promoted at that time. It should be pointed out that the principles of the ...

  • Minimization of Copper Losses in Copper Smelting Slag ...

    rotary slag-cleaning furnace are now generally used to perform this task, giving a level of copper in dis-card slag typically in the range of 0.55 wt.% and 1.3 wt.%,with most plants reporting copper losses in the discard slag in the range of 0.8–1.0 wt.%. A significant portion of the copper loss in discard slag from such furnaces is present as dissolved copper in the form of Cu 2O ...

  • Diagnose for valorisation of reprocessed slag cleaning ...

    2018-09-01  Slag cleaning furnace flue dust is generated in the cleansing of copper slag and their reprocessing produces wastes considered hazardous materials. Due to their high metals content their disposal not offers any economic either environmental benefit. In view of this fact, the main objective was to gain basic information for the reuse of these wastes in different fields. So, an exhaustive ...

  • Open Slag Bath Smelting Plant - Outotec

    Outotec's open slag bath smelting furnace is a closed furnace that offers high productivity and efficiency in a sustainable way. It is robust, safe, and easy to operate. The furnace is custom designed for each individual application and the optimized furnace and feed

  • US4021235A - Operating method for slag cleaning furnace in ...

    A process is provided for recovering in a slag cleaning furnace the copper from smelting furnace slags discharged from a smelting furnace for copper refinery, said process being characterized in that zinc removed tailings are charged into said slag smelting furnace in an either continuous or discontinuous manner, whereby the copper recovery may be improved and valuable metals may also be ...

  • Rectangular Furnace Design and Revolutionary DC-Slag ...

    2004 : Rectangular copper slag cleaning furnace 2004 : High capacity FeNi rectangular SAF with thyristor + copper cooling system 2006 : DC slag cleaning unit for precious metals (PGM, Cu, Co, etc.) Metalworld l November 2006 l 9 A n a ly s i s. Figure 1 shows a typical submerged arc furnace from the 1950's, as it was promoted at that time. It should be pointed out that the principles of the ...

  • Blast furnace - Wikipedia

    A blast furnace is a type of metallurgical furnace used for smelting to produce industrial metals, generally pig iron, but also others such as lead or copper. Blast refers to the combustion air being "forced" or supplied above atmospheric pressure.. In a blast furnace, fuel (), ores, and flux are continuously supplied through the top of the furnace, while a hot blast of air (sometimes with ...

  • Rectangular Furnace Design and Revolutionary DC-Slag ...

    utilizing submerged arc furnace for copper slag cleaning and taking the current copper price of approx. 8000 USD per ton of copper and a copper production of approx. 200,000 tpy , such a unit will have an amortization period of less than 6 month. Additionally SMS Demag is in talks with numerous other companies in the copper and PGM industry to install the first industrial scale plant. The R.O ...

  • Palabora Mining Company Ltd

    The copper drying, converting and cleaning process As a first step, dried copper concentrate is blended with fine quartz flux and process materials, which are recycled from upstream. It is then discharged into a continuous, coal-fired reverberatory furnace, operating at up to 1 400°C. The resulting melt separates into two layers in the hearth section of the furnace. The denser molten matte ...

  • Latest results of the slag cleaning reactor for copper ...

    Conventional AC based slag cleaning furnace (example Mufulira in Zambia) Paper 07_Degel:text 9/26/08 2:35 PM Page 197. 198 PLATINUM IN TRANSFORMATION results of subsequent laboratory pilot-scale tests of continuous slag cleaning showed fast slag reduction and confirmed the improved metal removal from the slag. Simulation and laboratory test results show potential for use in various

  • Smelter Plant - PT. SMELTING

    Slag Cleaning Furnace (Cl-Furnace) CL-furnace is heated by two sets of delta type electrode (2100 1500 KVA). Matte is separated from slag by difference of specific gravity. Slag is overflowed, water-granulated and sold to cement industry while molten matte (Cu 68%) is constantly siphoned out and transferred to the C-furnace through launder. 2 : Converting Furnace (C-Furnace) Matte and flux ...

  • HIGH PRODUCTIVITY CLEAN SMELTING

    CLEAN SMELTING » ISASMELT ™ HIGH PRODUCTIVITY ... materials, copper scrap, matte, slag and dusts to produce copper, lead and tin alloys and precious metals. The ISASMELT™ concept: Air, oxygen, oil/natural gas : Oil or natural gas can be injected down the lance with combustion air. Air can be enriched with oxygen. Patented lance design: The submerged lance design promotes formation of a ...

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