direct nickel flash smelting

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direct nickel flash smelting Introduction

(PDF) COPPER PRODUCTION WITH OUTOKUMPU FLASH SMELTING
The Blister Flash Smelting technology (Direct-to-Blister Flash Smelting and Kennecott- Outokumpu Flash Converting Technology) is described in an other paper presentation in this conference in more
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US4798532A - Flash smelting furnace - Google Patents
A flash smelting furnace which comprises a reaction shaft, a concentrate combustion device disposed at the top of the furnace shaft, a settler disposed with one end thereof connected to the lower part of the reaction shaft, an uptake disposed as connected to the other end of the settler and at least one lance pipe extending through the ceiling of the settler between the reaction shaft and the
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Flash smelting - Wikipedia
Direct Blister Flash Smelting is a natural choice for higher-grade copper concentrates due to its lower capital investment costs. Outotec Direct Nickel Flash Smelting (DON) This process enables high-grade nickel matte to be produced using a single flash smelting furnace. It allows
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Flash smelting and converting furnaces: A 50 year
1999 marked the 50th anniversary of the Outokumpu flash-smelting process. Originating during the post-World War II energy crisis, flash smelting is a high-intensity process developed to attain ever-increasing throughputs and intensities. Many innovations and continuous development ensued during the next 50 years before today's state-of-the-art copper-making process chain and environmental
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Boliden Harjavalta - Boliden
The flash smelting method has been un-der continuous development over the years, and is today the most widely used smelting method for copper concentrates in the world. Ten years later, the smelter in Harjavalta was also the first in the world to begin flash smelting nickel concentrates.
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direct nickel flash smelting - courage-epreuve
Direct Nickel Flash Smelting Outotec® Direct Nickel Flash Smelting Process is a continuous Flash Smelting operation for nickel production, eliminating the need for Get Quote Nickel - scribd
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The distribution of trace elements in nickel flash smelting
The goal of this study was to investigate the distribution of trace elements (Ge, Co, Se, Pb and Sn) between nickel matte and fayalite slag in the Direct Outotec Nickel Flash Smelting – process. The experiments were conducted with a method that includes equilibration and quenching of the sample, followed by an EPMA-analysis.
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copper mining process direct smelt - MC Machinery
copper mining process direct smelt - tischler-riebe.de. Direct Copper Smelting AusIMM. Direct smelting of copper in a single vessel has long been the extractive metallurgist's dream Such a process offers the important alvantage of i maximum use of the energy available from oxidizing the sulphur and iron of the concentrate ii restriction of SO2 emissions to a single constantstrength source
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Flash smelting and converting furnaces: A 50 year
1999 marked the 50th anniversary of the Outokumpu flash-smelting process. Originating during the post-World War II energy crisis, flash smelting is a high-intensity process developed to attain ever-increasing throughputs and intensities. Many innovations and continuous development ensued during the next 50 years before today's state-of-the-art copper-making process chain and environmental
Get Price >
The Direct Outokumpu Nickel Smelting (DON) Process and the
Outokumpu Harjavalta Metals Oy has been producing nickel since 1962, based on conventional flash smelting technology followed by electrowinning of nickel. In the 1980s, a research project was initiated to develop a converterless direct smelting process to produce matte for further refining in the then existing refinery. The process was tested on a pilot plant
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CYCLE DATA
DON flash (Direct Nickel Flash) smelting Ammonia PAL (phenylalanine ammonia-lyase) - H reduction EAF (Electric Arc Furnace) Chloride and sulphide electrowinning HPAL (High Pressure Acid Leach) Hydrosulphidic refining Flash Furnace Pyro-refining Natural gas reforming Volatisation
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Nickel element extraction, mining technique – flash
Nickel Mining includes flash and electric smelting methods for the production of nickel. Smelting a nickel sulfide flotation deliberate needs an MgO echelon of 6% otherwise the warmth at which the smelting will be scuttle at will be too towering and guide to superior operating prices. The direct conversion of nickel sulfide to the metal
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Environmental Guidelines for Nickel Smelting and Refining
flash smelting. Flash smelting is the most common process but electric smelting is used for more complex raw materials when increased flexibility is needed. Both processes use dried concentrates. Electric smelting requires a roasting step ahead of the smelter to reduce sulfur content and volatiles. Older nickel smelting processes, such as blast or
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copper flash smelting finland - jugendfeuerwehr-riepsdorf.de
Flash Smelting is a natural choice for highergrade copper concentrates due to its lower capital investment costs Outotec Direct Nickel Flash Smelting DON This process enables highgrade nickel matte to be produced using a single flash smelting furnace It allows higher recovery of nickel cobalt and precious metals than.
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Phase chemical composition of slag from a direct nickel
A nickel flash smelting furnace is initially used to obtain the valuable metal but the loss of nickel in the slag amounts to about 4 % and thus an electric slag-cleaning furnace has to be
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The production of nickel and copper metals from their ores
Nov 07, 2010· Direct smelting using the following smelting technologies; flash smelting, Noranda, ISASmelt, Mitsubishi or El Teniente furnace are now used. [edit] Smelting The calcine is then mixed with silica and limestone and smelted at 1200 °C (in an exothermic
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Phase chemical composition of slag from a direct nickel
A nickel flash smelting furnace is initially used to obtain the valuable metal but the loss of nickel in the slag amounts to about 4 % and thus an electric slag-cleaning furnace has to be subsequently used to reduce the loss of the valuable metal to less than 0.5 % nickel oxide in the slag.
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Flash Smelting of Nickel Sulfide Concentrates | Request PDF
Industrial nickel slag from the direct Outotec nickel flash smelting (DON) process was mixed with both synthetic and industrial battery scrap. The end products of the slag-scrap mixtures after
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The Copper Flash CC Smelting Process | Total Materia Blog
Flash smelting is a pyrometallurgical process for smelting metal sulphide concentrates. It is used primarily for copper sulphide concentrates, but it is also used to a significant extent for nickel sulphide concentrates. The flash smelting process for sulphide concentrates was developed by the Finnish mining company, Outokumpu Oy, from 1948
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Oxygen pressure in the Outokumpu flash smelting furnace
AbstractOxygen-activity measurements and sampling for chemical assay were carried out in a nickel flash smelting furnace and slag-cleaning electric furnace during industrial operation. In the primary Direct Outokumpu Nickel (DON) smelting furnace, which produces high-grade nickel matte, the oxygen activity and chemical compositions of the slag and matte were quite uniform throughout the
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Flash smelting - Wikipedia
A second flash smelting system was developed by the International Nickel Company ('INCO') and has a different concentrate feed design compared to the Outokumpu flash furnace. The Inco flash furnace has end-wall concentrate injection burners and a central waste gas off-take, while the Outokumpu flash furnace has a water-cooled reaction shaft at one end of the vessel and a waste gas off-take at
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OUTOTEC SMELTING SOLUTIONS FOR THE PGM INDUSTRY
Outotec Flash Smelting Process The Outotec Direct Nickel Flash Smelting Process was first implemented at Harjavalta Smelter in Finland. Simultaneously with the adoption of the new process, the nickel production was doubled. The entire target of the project was to improve the profitability, cut sulphur dioxide emissions, improve the
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Flash Smelting - an overview | ScienceDirect Topics
Feb 03, 2011· Older nickel-smelting processes, such as blast or reverberatory furnaces, no longer are acceptable because of low-energy efficiencies and environmental concerns. In flash smelting, dry sulfide ore containing less than 1% moisture is fed to the furnace along with preheated air, oxygen-enriched air (30–40% oxygen), or pure oxygen.
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Nickel Flash Smelting :: Total Materia Article
In Nickel Flash Smelting technology, sulfide nickel concentrate is processed in the Outotec ® Flash Smelting Furnace to produce nickel matte and slag. The matte is transported to the Peirce-Smith converters where it is blown to high-grade matte. The metal values in the smelting and converting slags are recovered in the electric furnace as
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CHEE3020 - Nickel Smelting Project - Engineering
Mar 20, 2017· Processing of PGM Containing Ni/Cu Bulk Concentrates in a Sustainable Way by Outotec Direct Nickel Flash Smelting Process. Ni-Co 2013, pp.325-334. Journal. Ma¨kinen, T. and Taskinen, P. State of the art in nickel smelting: direct Outokumpu nickel technology
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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.
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Processing of PGM containing Ni/Cu bulk concentrates in a
Producing bulk concentrates and treating them by Outotec Direct Nickel Flash Smelting (DON) to matte and then hydrometallurgical refining, offers a reliable route from concentrate to product. In the DON process high grade matte with low Fe-content is produced in the Flash smelting furnace (FSF) and metal values in slag are recovered in an
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The Copper Flash CC Smelting Process :: Total Materia Article
Flash smelting is a pyrometallurgical process for smelting metal sulphide concentrates. It is used primarily for copper sulphide concentrates, but it is also used to a significant extent for nickel sulphide concentrates. The flash smelting process for sulphide concentrates was developed by the Finnish mining company, Outokumpu Oy, from 1948
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Flash Smelting of Nickel Sulfide Concentrates | Request PDF
Industrial nickel slag from the direct Outotec nickel flash smelting (DON) process was mixed with both synthetic and industrial battery scrap. The end products of the slag-scrap mixtures after
Get Price >
Oxygen pressure in the Outokumpu flash smelting furnace
AbstractOxygen-activity measurements and sampling for chemical assay were carried out in a nickel flash smelting furnace and slag-cleaning electric furnace during industrial operation. In the primary Direct Outokumpu Nickel (DON) smelting furnace, which produces high-grade nickel matte, the oxygen activity and chemical compositions of the slag and matte were quite uniform throughout the
Get Price >