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removing of sulphur and iron from copper ore

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Extracting iron - Iron and aluminium - GCSE Chemistry

Iron is extracted from iron ore in a huge container called a blast furnace. Iron ores such as haematite contain iron(III) oxide, Fe 2 O 3 . The oxygen must be removed from the iron(III) oxide in

Copper extraction - Wikipedia

The blister copper is put into an anode furnace, a furnace that refines the blister copper to anode-grade copper in two stages by removing most of the remaining sulfur and iron, and then removing oxygen introduced during the first stage.

US Patent for Recovery of elemental sulfur and metal

2) proceeds by removing sulfur from the solid concentrate residue, preferably by volatilization or leaching with a sulfur solvent, and recovering the elemental sulfur; leaching the residue with ferric chloride to selectively dissolve copper and iron: recovering copper

China pyrite , Copper removing agent , lead copper

LUANCHUAN COUNTY HENGKAI METALLURGICAL MATERIALS SALES CO.,LTD - Professional pyrite , Copper removing agent , lead copper removing agent , Iron or steel foundry ferro sulphur iron sulphi , Debismuthizing agent , lead debismuthizing agent

Sulphur removal in ironmaking and oxygen steelmaking

sulphur in the BF-BOF steelmaking processcomesfrom coke. Eventhough roughly 40% of the sulphur in coal is removed in the coking process, typical sulphur levels in coke remain around 0.5%. Iron ore contains typically 0.01% sulphur and is only a minor 2,8.

REMOVAL OF SULFUR AND PHOSPHOROUS FROM IRON ORE

The current study was focused on the removal of sulfur from iron ore concentrate using chemical leaching technique. Magnetite iron ore concentrate was chosen for this purpose. The results obtained from the study showed that more than 90% of the total sulfur content was removed from the iron ore concentrate by the chemical leaching.

Iron and sulfur reaction | Experiment | RSC Eduion

Exciting elements video containing the iron and sulfur reaction The demonstration video for iron and sulfur reaction can be found at 7.20 minutes. It shows the exothermic reaction of two elements, iron and sulfur, to form the compound, iron sulfide. The two solids

Method for separation of elemental sulphur and sulphide

Sulphur concentrate is fed to autoclave smelting of sulfur and sulfide - on pyrometallurgical processing in conjunction with Nickel ore concentrate. The method involves the use of reagent-hydrophilization operations disintegration relatively cheap and safe lime

How To Extract Sulphur From Iron Ore - WingTsun

Copper Mining And Extraction Sulfide Ores From the formula, it is clear that iron and sulfur have to be removed in order to produce copper. The roasting process changes some of the CuFeS 2 to copper oxide removes some of the sulfur as sulfur dioxide This is done by

Copper extraction - Wikipedia

Davenport, et al, noted in 2002 that even then 80% of global primary copper production was from copper–iron–sulfur minerals and that the vast majority of these were treated by smelting. Copper was initially recovered from sulfide ores by directly smelting the ore in a furnace.

Removal of Sulfur From Iron Ore with Physical and Chemical

removal of sulfur were investigated in this study. In the first part, iron ore was heated to a high. temperature by microwave to decompose pyritic sulfur, which is one of the sulfur species in the. ore (FeS2), into sulfur dioxide (SO2), ferrous sulfate (FeSO4), and pyrrhotite (FeS). Then, the.

copper extraction and purifiion - chemguide

The copper(II) ions in the chalcopyrite are reduced to copper(I) sulphide (which is reduced further to copper metal in the final stage). The iron in the chalcopyrite ends up converted into an iron(II) silie slag which is removed. Most of the sulphur in the

Sulphur removal in ironmaking and oxygen steelmaking

roughly 40% of the sulphur in coal is removed in the coking process, typical sulphur levels in coke remain around 0.5%. Iron ore contains typically 0.01% sulphur and is only a minor source of sulphur in the steelmaking process [2,8]. In the BF-BOF process there

copper extraction and purifiion - chemguide

The copper(II) ions in the chalcopyrite are reduced to copper(I) sulphide (which is reduced further to copper metal in the final stage). The iron in the chalcopyrite ends up converted into an iron(II) silie slag which is removed. Most of the sulphur in the

Sulphur removal in ironmaking and oxygen steelmaking

roughly 40% of the sulphur in coal is removed in the coking process, typical sulphur levels in coke remain around 0.5%. Iron ore contains typically 0.01% sulphur and is only a minor source of sulphur in the steelmaking process [2,8]. In the BF-BOF process there

Beneficiation Of Copper Rock Sulphur

Copper Ore Processing Plant is mainly used for copper ore beneficiation with advantages of high capacity, low price and multiple functions. 3 Separate copper and sulphur from mixed coarse concentrate after grinding. If the gangue is acid rock, and the copper

(PDF) Sulphur Removal of Iron Ore Tailings by Flotation

To cite this article: Fardis Nakhaei & Mehdi Irannajad (2017): Sulphur removal of iron ore tailings by flotation, Journal of Dispersion Science and Technology, DOI: 10.1080/01932691.2017.1281142

Copper Mining and Extraction Sulfide Ores

Some impurities form a slag (such as FeO.SiO 2 ), which floats on the surface of the liquid (like oil on water) and is easily removed. (Courtesy of Xstrata.) The smelter for sulfide ores produces sulfur dioxide gas. This is scrubbed from the flue gases to make sulfuric acid for leaching copper from oxide ores.

US Patent for Recovery of elemental sulfur and metal

2) proceeds by removing sulfur from the solid concentrate residue, preferably by volatilization or leaching with a sulfur solvent, and recovering the elemental sulfur; leaching the residue with ferric chloride to selectively dissolve copper and iron: recovering copper

(PDF) Sulphur Removal of Iron Ore Tailings by Flotation

To cite this article: Fardis Nakhaei & Mehdi Irannajad (2017): Sulphur removal of iron ore tailings by flotation, Journal of Dispersion Science and Technology, DOI: 10.1080/01932691.2017.1281142