how is pure copper obtained from roasted pyrite ore

Extraction of Copper from Copper pyrite Grade 12 Science Notes

The principal ore of copper is copper pyrite and copper is extracted from this ore. The different steps in extraction of copper are: Crushing and Concentration: The ore obtained from mines are broken down into small piece by jaw crusher and then pulverized. The ore being sulphide ore is concentrated by froth floatation process.

How Extraction of Copper from Copper Pyrites? - QS Study

The principal ore of copper is copper pyrite and copper is extracted from this ore. Extraction of copper from copper pyrites involves the following steps – Crushing and concentration. The ore is crushed and then concentrated by froth floatation process. The ore obtained from mines are broken down into little piece by jaw crusher and then ...

Copper extraction - Wikipedia

Copper extraction refers to the methods used to obtain copper from its ores.The conversion of copper consists of a series of physical and electrochemical processes. Methods have evolved and vary with country depending on the ore source, local environmental regulations, and other factors.

Copper is extracted from copper pyrites. After roasting, the ...

Copper is extracted from copper pyrites. After roasting, the ore is mixed with silica and coke and then smelted in a blast furnace. The matte obtained from the blast furnace is charged into a silica lined converter. Some silica is also added and a hot air blast is thrown into the mixture to obtain blister copper which is purified by ...

EXTRACTION OF COPPER

The concentrated ore is then roasted in the furnace in the presence of oxygen. ... Copper obtained by this process is called blister copper. It is 97.98% pure.

METALLURGY OF COPPER-EXTRACTION OF COPPER-BLISTER COPPER

Large amount of copper are obtained from copper pyrite CuFeS2 by smelting. Ores containing 4% or more copper are treated by smelting process. Very poor ores are treated by hydro-metallurgical process. For latest information , free computer courses and high impact notes visit : www.citycollegiate.com

process of copper ore purifi ion

Copper processing is a compli ed process that begins with mining of the ore less than 1% copper and ends with sheets of 99.99% pure copper called hodes, which will ultimately be made into products for everyday use.The most common types of ore, copper oxide and copper sulfide, undergo two different processes, hydrometallurgy and ...

copper extraction and purifi ion - chemguide

The method used to extract copper from its ores depends on the nature of the ore. Sulphide ores such as chalcopyrite are converted to copper by a different method from sili e, carbonate or sulphate ores. Getting copper from chalcopyrite, CuFeS 2. Chalcopyrite also known as copper pyrites and similar sulphide ores are the commonest ores of ...

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