copper flash smelting finland

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  • Review of copper pyrometallurgical practice: today and ,

    Oct 01, 2003· It is noteworthy that Outokumpu Oyj sold its first flash-smelting licence to the Co Ltd at Ashio, Japan in 1956 after installing two units at its Harjavalta smelter in Finland during 1949 for the copper and nickel smelting circuits...

  • Furnace structure analysis for copper flash continuous ,

    The model structure of the copper flash continuous smelting process is shown in Fig 5 Fig 5 Thermodynamic model structure of copper flash continuous smelting process For the flash matte smelting process (FMSP), the matte reactions in the shaft are so fast and complete that it can be considered to be an approximate equilibrium...

  • METAL MINING TECHNOLOGY IN JAPAN 8

    Outokumpu flash smelting process and INCO oxygen flash smelting process Nowadays, the Outokumpu flash smelting process stays in the mainstream of flash smelting process that has a dominace among copper smelting processes worldwide The first flash furnace was built at Harjavalta Smelter of Outokumpu Oy, Finland, in 1949 In Japan, the fi rst ....

  • Flash smelting - Wikipedia

    COPPER PRODUCTION WITH OUTOKUMPU FLASH SMELTING: AN UPDATE Ilkka V Kojo1, Hannes Storch2 1Outokumpu Technology Oy, PO Box 86, FI 02201 Espoo, Finland 2Outokumpu Technology , Ludwig-Erhardt ....

  • DEVELOPMENTS IN COPPER SMELTING AND REFINING

    Some Observations - 2014 •Source: ICSG, Copper Bulletin 2015 8 •South America is the most important copper mining region •More than 35% of world copper concentrate originated in South America •But only 13% of world copper concentrate was smelted in South America •Chile is the world’s largest copper mine producer •China is the world’s largest smelting country...

  • Copper Smelting Technology Trends - LinkedIn

    Aug 23, 2017· Flash Smelting: Flash smelting was developed by Outokumpu in Finland and it is one of the most significant technical developments in the 20th century Flash smelting accounts for ,...

  • copper flash smelting finland

    Outokumpu flash smelting process and INCO oxygen flash smelting process Nowadays, the Outokumpu flash smelting process stays in the mainstream of flash smelting process that has a dominace among copper smelting processes worldwide The first flash furnace was built at Harjavalta Smelter of Outokumpu Oy, Finland, in 1949 In Japan, the fi rst...

  • mining process of copper as flash - MC World

    Flash smelting - Wikipedia Flash smelting (Finnish: Liekkisulatus, literally "flame-smelting") is a smelting process for sulfur-containing ores including chalcopyriteThe process was developed by Outokumpu in Finland and first applied at the Harjavalta plant in 1949 for smelting copper ore It has also been adapted for nickel and lead production...

  • The Past 70 Years of Flash Smelting

    Jan 01, 2019· The year 2019 marks the 70th anniversary of Flash Smelting The technology was operated on industrial scale for the first time at the Outokumpu Harjavalta copper smelter in Finland ,...

  • Recycling | Free Full-Text | Primary Copper Smelter and ,

    The smelting of copper concentrates to an iron and copper sulphide matte is done by flash smelting or bath smelting Flash smelting methods include Outotec and INCO flash smelters Flash smelting relies on the oxidation and smelting of airborne particles in dry feed...

  • Thermal conductivity and characteristics of copper flash ,

    THERMAL CONDUCTIVITY AND CHARACTERISTICS OF COPPER FLASH SMELTING FLUE DUST ACCRETIONS Doctoral Thesis Dissertation for the degree of Doctor of Science in Technology to be presented with due permission of Faculty of Chemistry and Materials Sciences, Helsinki University of Technology for public examination and debate in Auditorium V1 at Helsinki ....

  • Metal biorecovery in acid solutions from a copper smelter ,

    Mar 01, 2017· The slag sample was collected from the copper flash smelting process at Boliden Harjavalta, Finland Slag is formed as a by-product of sulfide concentrate smelting in a flash smelting furnace Iron in the concentrate is oxidized in the process ,...

  • SULPHATION OF CUPROUS AND CUPRIC OXIDE DUSTS AND ,

    Copper smelting with the Outokumpu flash smelting process generates significant amounts of SO 2-rich off-gas and flue dust From the smelting unit, gases with a dust load are directed into a heat recovery boiler (also known as a waste heat boiler) In the radiation section temperature decreases, sulphates become thermodynamically stable....

  • THERMAL CONDUCTIVITY AND CHARACTERISTICS OF ,

    In Copper Flash Smelting, flue dust can cause severe problems in the gas handling system, which typically consists of a heat recovery boiler and electrostatic precipitator If the process is not operated properly, the flue dust may form accretions on the boiler wall, reducing boiler heat transfer and subjecting the surfaces to corrosion...

  • Flash smelting - definition of flash smelting by The Free ,

    Under the contract, it will design and supply a new copper flash smelting furnace and related services to Serbian copper miner RTB Bor -Finnish Outotec gets EUR60m order in Serbia It utilises innovative and environmentally friendly Flash Smelting Direct to Blister technology from Outokumpu of Finland...

  • SULPHATION OF CUPROUS AND CUPRIC OXIDE DUSTS AND ,

    Copper smelting with the Outokumpu flash smelting process generates significant amounts of SO 2-rich off-gas and flue dust From the smelting unit, gases with a dust load are directed into a heat recovery boiler (also known as a waste heat boiler) In the radiation section temperature decreases, sulphates become thermodynamically stable....

  • Copper Smelting - International Finance Corporation

    Copper Smelting Industry Description and Practices Copper can be produced either pyrometallur-gically or hydrometallurgically The hydromet-allurgical route is used only for a very limited amount of the world’s copper production and is normally only considered in connection with in-situ leaching of copper ores; from an environmen-...

  • METAL MINING TECHNOLOGY IN JAPAN 8

    Outokumpu flash smelting process and INCO oxygen flash smelting process Nowadays, the Outokumpu flash smelting process stays in the mainstream of flash smelting process that has a dominace among copper smelting processes worldwide The first flash furnace was built at Harjavalta Smelter of Outokumpu Oy, Finland, in 1949 In Japan, the fi rst ....

  • Modelling copper smelting – the flash smelting plant ,

    Modelling copper smelting – the flash smelting plant, process and equipment Pekka Taskinen School of Chemical Engineering, Department of Chemical and Metallurgical Engineering, Aalto University, Aalto, Finland Correspondence [email protected]

  • Corrosion mechanisms of the heat recovery boiler of copper ,

    The flash smelting process is used widely around the world to extract primary copper Smelting of sulphidic copper ores produces flue dust containing SO2-rich exhaust gas, causing corrosion problems in the gas cleaning equipment of the process, especially in the heat recovery boiler...

  • Copper - Youngevity Wiki

    May 05, 2016· Flash smelting was developed by Outokumpu in Finland and first applied at Harjavalta in 1949; the energy-efficient process accounts for 50% of the world’s primary copper production [66] The Intergovernmental Council of Copper Exporting Countries , formed in 1967 with Chile, Peru, Zaire and Zambia, played a similar role for copper as OPEC ....

  • COPPER Copper production - TU Delft

    Outokumpu Flash Smelting After a preliminary test in 1946, the first full-scale flash smelting furnace started operation in 1949 at Outokumpu Oy, Harjavalta (Finland) Flash smelting has been the most widely adopted copper matte smelting process since 1970 More than ,...

  • THERMAL CONDUCTIVITY AND CHARACTERISTICS OF ,

    In Copper Flash Smelting, flue dust can cause severe problems in the gas handling system, which typically consists of a heat recovery boiler and electrostatic precipitator If the process is not operated properly, the flue dust may form accretions on the boiler wall, reducing boiler heat transfer and subjecting the surfaces to corrosion...

  • OUTOTEC FLASH SMELTING TECHNOLOGY - Outotec - PDF ,

    AN INTRODUCTION TO OUTOTEC FLASH SMELTING With flexibility, low energy consumption, high sulfur capture, and excellent economy of scale, Outotec Flash Smelting technology is the world’s leading method for copper and nickel smelting More than half of the world’s primary copper and nickel is produced using Outotec’s proprietary process...

  • Flash smelting - definition of flash smelting by The Free ,

    Under the contract, it will design and supply a new copper flash smelting furnace and related services to Serbian copper miner RTB Bor -Finnish Outotec gets EUR60m order in Serbia It utilises innovative and environmentally friendly Flash Smelting Direct to Blister technology from Outokumpu of Finland...

  • Outotec® Flash Smelting Technology Development

    Jan 01, 2019· INTRODUCTION The year 2019 marks the 70th anniversary of Flash Smelting The technology was operated on industrial scale for the first time at the Outokumpu Harjavalta copper smelter in Finland in 1949 The Flash Smelting technology, is now owned and developed by Outotec Oyj and the first plant, is now owned by Boliden Harjavalta Oy...

  • US4615729A - Flash smelting process - Google Patents

    A copper flash smelting process in which part of a sulfidic copper feed is roasted in the presence of a calcareous SO 2 scavenger to produce a calcine containing calcium sulfate and an oxidic copper product, the calcine is mixed with additional feed and the mixture is flash smelted to provide a metallic product and a calcareous slag...

  • Copper Smelting Technology Trends - LinkedIn

    Aug 23, 2017· Flash Smelting: Flash smelting was developed by Outokumpu in Finland and it is one of the most significant technical developments in the 20th century Flash smelting accounts for ,...

  • THE DEVELOPMENT AND APPLICATION OF A CFD MODEL OF ,

    and copper-nickel concentrates based on flash smelting was first suggested in 1936, but actual commercial development did not proceed for more than a decade (Habashi 1998) By the early 1950’s both Inco (Copper Cliff, Canada) and Outokumpu (Harjavalta, Finland) were operating industrial scale flash smelters and flash smelting...

  • DEVELOPMENT OF A MATHEMATICAL MODEL OF FLASH ,

    this purpose, a mathematical model for copper flash smelting and flash converting was developed at the Helsinki University of Technology during the past decade (Järvi et al, 1998, Ahokainen and Jokilaakso, 1998) The model can be used for simulating fluid flow, heat transfer and particle combustion in flash smelting and the...