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Matte In Copper Extraction

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Matte In Copper Extraction

Pyrometallurgicalprocessingofcopperspdf Issn 2350

Usually in the slags of suspended smelting of copper sulphide concentrates on matte containing 60 cu the copper content is 12 and in the oxygentorch furnace slags 07 09 with a matte content of 40 45 cu in the vanyukov smelting slag the copper content is 0304 lower when working on mattes of identical composition the study can be useful when developing methods for

Extractive Metallurgy Of Nickel Cobaltand Platinum Group

The ground matte is separated into three concentrates two major methods are used for this purpose magnetic separation and flotation separation matte concentrate destinations vary from smelter to smelter residues from the nickel refinery are treated for copper cobalt and precious metals extraction

Coppermining And Productionprocessesexplained

The solid calcine is heated to 1200c and melts some impurities are removed forming a matte a mixture of liquid copper and iron sulphide conversion of matte air is blown into the liquid matte forming blister copper so called because the gas bubbles trapped in the

Cn101560670a Method For Refining High Nickel Matte

The invention provides a method for refining high nickel matte and in particular relates to a method for refining the high nickel matte for producing cathode nickel by adopting a hydrometallurgical method and using the high nickel matte as a raw material the method is characterized in that the refining process comprises the following steps directly casting the high nickel matte into a high

Extraction Of Copper From Copper Pyrite Grade 12 Science

The lower end of blast furnace has two openings for slag and copper matte fig blast furnace for extraction of copper bassemerisation the molten matte is mixed with little silica and charged into a bessemer converter lined internally by basic lining of cao or mgo

Theextractionofcopper Chemistry Libretexts

Aug 21 2020 extracting of copper from other ores copper can be extracted from nonsulfide ores by a different process involving three separate stages reaction of the ore over quite a long time and on a huge scale with a dilute acid such as dilute sulfuric acid to produce a very dilute copper

Wo2009153409a1 Method For Leaching Nickelmattein The

The invention relates to a method for leaching pyrometallurgically produced coppercontaining sulfidic nickel matte the nickel matte is first fed to an atmospheric leach step from which is obtained a nickelbearing solution and a copper and nickelbearing leach residue wherein the weight ratio of copper to nickel is not more than about 1

Extraction Of Copper And Zinc Chemistry Class 12

May 15 2020 as a result of smelting two separate layers are formed at the bottom of the furnace the upper layer consists of slag and is removed as a waste the lower layer of molten mass contains mostly cuprous sulphide and some traces of ferrous sulphide it is called matte and is taken out from the taping hole at the bottom

Copperproduction How Iscoppermade Thoughtco

Sep 26 2019 the remaining mixture is a molten copper sulfide referred to as matte the next step in the refining process is to oxidize liquid matte in order to remove iron to burn off sulfide content as sulfur dioxide the result is 9799 blister copper solvent extraction involves stripping the copper from the pregnant liquor using an organic

Pdfcopper Matte Slag Reaction Sequences And

The result of the present work forms an important foundation for future work in the kinetic rate formulation of molten phase reactions between copper matte and slag in matte smelting

Pyrometallurgicalprocessingofcopperspdf Issn 2350

Usually in the slags of suspended smelting of copper sulphide concentrates on matte containing 60 cu the copper content is 12 and in the oxygentorch furnace slags 07 09 with a matte content of 40 45 cu in the vanyukov smelting slag the copper content is 0304 lower when working on mattes of identical composition the study can be useful when developing methods for

Coppermining Chemical Reactions

In this question you will work out how much copper can be obtained from 1 tonne of copper matte copperi sulphide the equation for the reaction is cu2 s s o 2 g 2cul so 2 g calculate

Definitions Internationalcopperstudy Group

Copper is recovered from its sulphide ores by a dry extraction process in which the powdered and concentrated ore is roasted where necessary to drive off excess sulphur and smelted in a furnace to produce copper matte cement copper precipitated copper is a product obtained by precipitation cementation ie by adding iron to the aqueous

Copper Processing Roasting Smelting And Converting

Copper processing copper processing roasting smelting and converting once a concentrate has been produced containing copper and other metals of value such as gold and silver the next step is to remove impurity elements in older processes the concentrate containing between 5 and 10 percent water is first roasted in a cylindrical refractorylined furnace of either the hearth or

Whycopper Matteis Put In Silica Lined Saralstudy

Copper matte contains cu 2 s and fes copper matte is put in a silicalined converter to remove the remaining feo and fes present in the matte as slag fesio 3 also some silica is added to the silicalined converter then a hot air blast is blown as a result the remaining fes and feo are converted to iron silicate fesio 3 and cu 2 s is

Use Of Sio2in The Extraction Of Copper From Copper Matte

The matte which is produced in the smelter contains around 70 copper primarily as copper sulfide as well as iron sulfide the sulfur is removed at high temperature as sulfur dioxide by blowing air through molten matte the iron sulfide is also converted into molten slag reaction is shown above

Slags And Mattes In Vanyukovs Process For Theextraction

Slags and matte in vanyukovs process an autogeneous method of processing sulfide concentrates of nonferrous metals used in a specially designed furnace at the balkhash coppersmelting plant kazakstan have been characterized by scanning electron microscopy sem energydispersive spectroscopy eds and xray diffraction xrd

Ru2495145c1 Separation Method Ofcoppernickel Nismatte

3 cl 2 tbl 3 ex field metallurgy substance separation method of coppernickel nis matte containing copper cobalt and iron into copper and nickel concentrates involves its treatment with melt

Extraction Of Copper And Zinc Chemistry Class 12

May 15 2020 extraction of copper it is mainly extracted from copper pyrites cufes 2 the sulphide ore is usually of very low grade and contains iron sulphide gangue and smaller quantities of arsenic antimony selenium tellurium silver gold and platinum the molten matte from the blast furnace is transferred into a bessemer converter

What Is Copper Smelting With Pictures

Feb 23 2021 matte is then poured into a converter where it reacts with air lime and silica to separate the copper from iron slag the resulting copper from this step is known as blister copper blister copper undergoes further firing and purification to remove any remaining impurities

Pyrometallurgicalprocessingofcopperspdf Issn 2350

Usually in the slags of suspended smelting of copper sulphide concentrates on matte containing 60 cu the copper content is 12 and in the oxygentorch furnace slags 07 09 with a matte content of 40 45 cu in the vanyukov smelting slag the copper content is 0304 lower when working on mattes of identical composition the study can be useful when developing methods for

Extractive Metallurgy Of Copper 3rd Edition

Leaching solvent extraction and electrowinning are evaluated together with their impact upon optimizing mineral resource utilization the volume targets the recycling of copper and copper alloy scrap as an increasingly important source of copper and copper alloys

Nickel Smelting Producingmetalpedia

After producing the nickel matte further processing is done via the sherrittgordon process first copper is removed by adding hydrogen sulfide leaving a concentrate of only cobalt and nickel then solvent extraction is used to separate the cobalt and nickel with the final nickel

Chemistry Of Copper Chemistry Libretexts

Aug 21 2020 the copper ores are mostly found in the north of india the extraction of copper also involves many steps the ore used for extraction is copper pyrites which is crushed concentrated and then heated in the presence of air this cuprous sulfide contains some amount of ferrous sulfide and this is called matte matte is removed from the base

Extractive Metallurgy Of Copper 1st Edition

Matthew j king has over 25 years experience in copper smelter operations and sulfuric acid plant projects the first eight years of his career were spent in various operations roles at a copper smelter

Whycopper Matteis Put In Silica Lined Converter

Dec 21 2017 copper matte contains cu 2 s and fes copper matte is put in a silicalined converter to remove the remaining feo and fes present in the matte as slag fesio 3 also some silica is added to the silicalined converter then a hot air blast is blown as a result the remaining fes and feo are converted to iron silicate fesio 3 and cu 2 s is

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