Slag Skimmed From Metal In Smelting Process

An Overview of Copper Smelting in Southern Africa

500 the melt making it easier to separate the metal from the slag The smelting of copper sulfide ores in Cyprus lasted for more than 3500 years and produced more than 200 000 tons of copper metal

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The Management of Slag and Lead with Slag in Prot

In general direct smelting can be divided into two categories 1 submerged smelting as in the QSL and Isa smelt processes in which the refining reactions occur in a liquid molten metal matte or slag and 2 suspension smelting as in the KIVCET process in which the reactions occur between gases and solids

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Processes Flash Smelter of CIM

From the Handling Plant concentrates and feed material pass to the Kivcet Flash Kivcet is a smelting furnace which produces lead bullion and slag The Kivcet Furnace is often described as a flash smelter because the sulphur in the dry lead concentrates and the fine coal burns instantaneously to form a 15% sulphur dioxide gas

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Blast furnace

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

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Tellurium distribution in copper anode slimes

Tellurium Distribution in Copper Anode Slimes Smelting SWINBOURNE BARBANTE and A SHEERAN Anode slimes smelting is a batch process injection of air into the molten bath; numerous skim mings of the slag; fresh additions of fluxes and oxidizing agents usually sodium nitrate ; and recycling of slags to earlier

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Foundry Slag Skimmer for Steel Iron and Other Molten Metals

Foundry requires a device to assist operators in removing slag from a scrap melt furnace The process involves skimming the slag removing it through a door and dumping into a bucket as well as manipulating the scrap in the furnace to complete the melt process

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Slag

While slags are generally used to remove waste in metal smelting they can also once all the steel has been tapped the slag is skimmed away The raw steel may be cast into ingots this process is called teeming the bricks absorb most of the heat from the outgoing waste gases and return it later to the incoming cold gases for combustion

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LEAD ZINC EXTRACTION PROCESSES

the surface to form a stable mineralized froth which is skimmed off The unwanted or gangue particles are unaffected and remain in the pulp The Kivcet process which originated in the USSR is a direct smelting process in which zinc can be recovered simultaneously with lead Lead oxide and other metal oxides form slag which flows

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Aluminum Smelting and Refining

4 Aluminum Smelting and Refining Aluminum oxide from the Bayer Process is then reduced to aluminum metal usually using the Hall Heroult process In this process the aluminum oxide is placed in a electrolytic cell with molten cryolite Solid phase waste from secondary aluminum production is slag formed during smelting The slag

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Open Hearth Process slag iron steel and metal

Open hearth Steel from Cold Metal The basic open hearth process 1938 makes by far the most steel Many steel making furnaces are distant from blast furnaces so they operate entirely on cold stock and as noted any proportion of pig and scrap may be charged as economics require

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Chrome Ores on Ferrochrome Smelting

process is energy intensive and consumes approximately 3 300 3 800 kWh per ton of metal produced Chrome Ores on Ferrochrome Smelting Xiaowei Pan H Brits Witbank consumption mass of metal slag and offgas They are expressed in terms of kilogram per ton of produced metal kg/t 38 and 24 to 23 respectively as shown in

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LEAD INDUSTRY PROFILE Home ILA

involves the following process steps Smelting the lead rich mineral with other ingredients which floats on top of the liquid metal The composition of this slag is chosen to enable it to collect most of the impurities from the lead The slag generally LEAD INDUSTRY PROFILE 4

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what does slag mean Yahoo Answers

· Best Answer Conventional meaning waste metal or the dross mineral left over from mining and smelting same Slang meaning a promiscuous person often who isn t terribly choosy about their partners To slag off

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Post Medieval and Modern Copper Smelting

Post Medieval and Modern Copper Smelting and fusions melting which result in a separation of the metal from waste materials which are skimmed off as slag Vivian 1823 W e can see that the copper content of matte increases as the stages progress Some stages of the smelting process rely on slag from later stages being re smelted

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United States Patent 19 Taskinen P Distribution

Slag is continuously or periodically Skimmed from the Surface of Stage of a two stage Smelting and converting process matte Slag and off gas The minor elements are distributed tional Symposium On Injection in Process Metallurgy TMS Minerals Metals and Materials Society 1991 pp 229 251

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Smelting

Smelting is the process used to extract and separate desired minerals from other impurities found in mined ore The type of smelting used depends on the nature of the ore and the type of mineral being removed

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The Management of Slag and Lead with Slag in Prot

The Management of Slag and Lead with Slag in Prot Piri Furnace Bersant Beka Ahmet Haxhiaj Gzim Berisha which is enough to reduce the oxidized materials to metal In operation the process involves the proportioning Sulfurous gases generated by the smelting process are tapped from the waste shaft to heat steam and to

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How to Make Money With Smelting

Start your own smelting business to make money from scrap metal Since smelting involves heating metals to the point of liquidation special permits and safety precautions are required With the

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DC Smelting Plant

Platinum group metal smelting including Pt and Pd Dolomites and magnesites Mg Outotec DC smelting can be combined for example with the Outotec ferrochrome process to enable efficient treatment of all side streams

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Lead Processing Prevention Regional

The slag can either be reused in the process to capture more metals or disposed of on site If the slag is not reused it may be treated to recover the metals for sale Liquid wastes from primary lead production include wastewater and slurries

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Overview of foreign nonferrous smelter technology

Cleaned slag is skimmed continuously and granulated and the matte is and flux are fed into the main smelting shaft with sufficient preheated or oxygen enriched air for autogenous smelting An enriched white metal and a slag are produced and collect on the hearth in two layers Figure 13 illustrates the slag fuming process Metal

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ASARCO Smelting

Slag The slag is a dense glassy material of mostly iron and silica It is tapped from a hole in the upper part of the furnace wall and carried outside to the slag dump to slag pour resembles a man made lava flow and can be quite spectacular at night

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companies that process nickel slag

SLAG is a broad term covering all non metallic co products resulting from the separation of a metal from its ore Its chemistry and morphology depends on the metal being produced and the solidification process used

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Electrowinning and Smelting Book

The process of electrowinning simply involves passing an electric current through the electrolyte easily removed into the slag during the subsequent smelting process melting point and tends to form a highly viscous slag which may entrain precious metals

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Trace Metals Related to Historical Iron Smelting at

Trace Metals Related to Historical Iron Smelting at Hopewell Furnace National Historic Site Berks and Chester Counties incorporated into the cast iron through the smelting process during related to historical iron smelting operations Iron ore slag cast iron furnace products soil groundwater streamwater and stream

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Recent operation and environmental control in the

Recent operation and environmental control in the Kennecott Smelter C J Newman D N Collins and A J Weddick extracts metal values for recycle to the smelting process It can also separate an arsenic They are blended with recycle streams from the flash smelting furnace slag concentrator and the smelter hydro metallurgical plant

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MINING TO SMELTING GOLD/COPPER

MINING TO SMELTING GOLD/COPPER CONCENTRATES IN DETAIL INTRODUCTION Rocks are mined and then trucked to the process material forms a slag ; copper in the matte is electro refined to CONCENTRATE SMELTING PROCESS Once the royalty is paid to the Ministry of Energy and Minerals MEM containers

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