Flash Smelting Process
flash smelting definition | English definition dictionary ...
flash smelting n a smelting process for sulphurcontaining ores in which the dried and powdered ore, mixed with oxygen, is ignited on discharge from a nozzle, melts, and drops to the bottom of a .
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Reaction Sequences in Flash Smelting and Converting ...
Reaction Sequences in Flash Smelting and Converting Furnaces: An Indepth View. The authors are indebted to Dr. Katri Avarmaa for her suggestions and assistance when preparing the final version of this manuscript. The CFD simulation images of the FSF RS as well as the equipment pictures provided by MetsoOutotec Oyj are greatly acknowledged.
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Estimation of Spectral Emissivity and S/Cu Ratio From ...
Jun 28, 2019 · The project focused on the investigation of new sensing techniques in the copper production industry, specifically in the flash smelting of copper concentrate process. In this paper, we report a direct relationship between the visible and nearinfrared emission spectra in the combustion of copper concentrates by changing some operating conditions such as the sulfurcopper and the .
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KUC to employ Outotec flash smelting and converting ...
Sep 02, 2013 · Flash Smelting combined with Flash Converting is the world's cleanest technology for primary copper smelting. Outotec states: "Since it makes use of the reaction heat of the feed, copper sulphide concentrate, minimum amount of external fuel is needed in the process.
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Outotec to deliver copper Flash Smelting and Flash ...
Nov 21, 2011 · Outotec® Flash Smelting Process makes use of the reaction heat of concentrate and no external fuel is needed. Owing to low volume of process gas and sealed equipment, a .
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ComputerAided Design of a Flash Smelting Installation
THE FLASH SMELTING PROCESS The flash smelting process for sulphide concentrates was developed by the Finnish mining company, Outokumpu Oy, from 1948 onwards. By mid·1911. a number of mining com pauies had negotiated licences and installed plants for using this process. Several other installations for both copper and
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Extractive Metallurgy of Copper
The Smelting Process: General Considerations Smelting Products: Matte, Slag and Offgas Suggested Reading References 5 Flash Smelting Outokumpu Process Outokumpu Flash Furnace Peripheral Equipment Furnace Operation Control Impurity Behavior Future Trends Summary Suggested Reading References 6 Inco Flash Smelting
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SULPHATION OF CUPROUS AND CUPRIC OXIDE DUSTS AND ...
Copper smelting with the Outokumpu flash smelting process generates significant amounts of SO 2rich offgas 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,
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Flash Furnace
Apr 26, 2015 · Flash furnace smelting Flash furnace is used to produce Matte. Matte is molten CuFeS solution ( perhaps easier to refer to as a mixture ) with a .
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Kalgoorlie Nickel Smelter: Integration of Flash Smelting ...
Kalgoorlie Nickel Smelter: Integration of Flash Smelting and Slag Cleaning within one Process Unit. six years. Within the last eighteen months the. demonstrated. Previously, converter slag had. been treated separately in an electric furnace. The salient features of smelter. discussed. The low cost method for the.
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Overview of foreign nonferrous smelter technology
INCO OXYGEN FLASH SMELTING The International Nickel Company (Inco) of Canada developed the oxygen flash smelting process in the 1940's to treat copper and nickel concentrates. By the early 1950's, Inco had success fully demonstrated the method on a commercial scale at the Copper Cliff plant. During this same period, Outokumpu designed and ...
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Flash smelting
Define flash smelting. flash smelting synonyms, flash smelting pronunciation, flash smelting translation, English dictionary definition of flash smelting. n a smelting process for sulphurcontaining ores in which the dried and powdered ore, mixed with oxygen, ...
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Development of Smelting Reduction Processes for Ironmaking
Mar 08, 2017 · Smelting reduction (SR) processes are the most recent development in the production technology of hot metal (liquid iron). These processes combine the gasifiion of noncoking coal with the melt reduction of iron ore. Energy intensity of SR processes is lower than that of blast furnace (BF), since the production of coke is not needed and the ...
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PASAR
The original Outotec® Flash Smelting license dates all the way back to 1977. Over the years PASAR has regularly upgraded the smelter together with 's scope of modernization work this time includes equipment deliveries such as modern proprietary concentrate feeding system and burner, process advisor, furnace cooling system and anode casting shop including the supervision services.
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Flash Smelting Furnace |
Papers by Keyword: Flash Smelting Furnace. Paper Title Page. Evaluation of Melting Temperature of the Freeze Slag in Reaction Shaft of Flash Smelting Furnace. Authors: Jin Liang Wang, Yan Xin Wu, Li Wei Liang Abstract: According to the reaction shaft operation characteristics during .
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copper processing
The traditional twostage process described above has to a large extent been replaced by newer flash or bath smelting processes. These begin with a dry concentrate containing less than 1 percent water, which, along with flux, is contacted in a furnace by a blast of oxygen or oxygenenriched air.
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Flash Smelting vs. Aqueous Oxidation
improving flotation process to reject as much as possible pyrite or pyrrhotite, shifting from rever beratory to flash smelting, etc. These measures are, however, futile. The solution is treating sulfide concentrates to get elemental sulfur a product that can be stockpiled safely, used as .
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Pyrometallurgical Removal of Arsenic from Electrostatic ...
1 day ago · This work describes the experimental results of pyrometallurgical removing of arsenic from the dust collected in the electrostatic copper precipitators within the gas cleaning system of a Copper Flash Smelting Furnace. The generation of dust in the copper smelting worldwide ranges from 2 15 wt% per ton of a copper concentrate. In Chile, copper smelters produce approximately 110 kt/y of dust ...
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Mitsubishi Process, Outokumpu Flash Smelting and Flash Converting Process, the Noranda Process, and the Ausmelt Process. Only the Mitsubishi Process is a "truly continuous" smelting and converting operation producing a constant flow of blister without tapping, and is economically proven by long term commercial operations. Its low capital and
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Evolution of size and chemical composition of copper ...
Evolution of size and chemical composition of copper concentrate particles oxidized under simulated flash smelting conditions. Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science, 49, 627643.
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Flash smelting | metallurgy | Britannica
Other articles where Flash smelting is discussed: metallurgy: Matte smelting: Flash smelting is a relatively recent development that has found worldwide acceptance. It is an autogenous process, using the oxidation of sulfides in an unroasted charge to supply the heat required to reach reaction temperatures and melt the feed material. The most widely used furnace.
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Process description and optimization of the flash dryers ...
Process description and optimization of the flash dryers at Polokwane Smelter VAN MANEN Polokwane Smelter Anglo Platinum's Polokwane Smelter is situated outside Polokwane, in the Limpopo Province of South Africa. Wet concentrate is received from various concentrators along the Eastern Bushveld Complex.
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