how many kilos of copper ores needed to produce concentrated copper

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  • How Hydrometallurgy and the SX/EW Process Made Copper the

    Indeed, patinized copper is the architectural focal point of many modern ... In this process copper ore is mined, crushed, ground, concentrated, smelted and refined. ... utilizes smelter acid to produce copper from oxidized ores and mine wastes. ... Whereas the conventional process requires an estimated 65 MJ/kg of energy...

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  • Copper mining. The main stages. - School Science

    Copper minerals and ore are found throughout the Earth's crust. ... kg of concentrated ore. ... To produce 1 tonne of copper, we need ? ... How much is enough?

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  • Copper (Cu) Facts, information, pictures | Encyclopedia articles ...

    Many copper ores also contain significant quantities of gold, silver, nickel, and ... are physically or chemically removed, and the concentration of copper is .... The cathodes now weigh about 300 lb (136 kg) and are 99.95-99.99% pure copper. ..... reactions that break down fats in fat tissue to produce much needed energy.

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  • copper extraction and purification - Chemguide

    This page looks at the extraction of copper from its ores, its purification by ... The ores typically contain low percentages of copper and have to be concentrated by, ... Note: You aren't going to make much sense of this next bit if you don't have a ... as dilute sulphuric acid to produce a very dilute copper(II) sulphate solution.

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  • "Copper". In: Kirk-Othmer Encyclopedia of Chemical Technology

    alloy replaced copper in many of its uses. ... London), made possible the exploitation of the massive porphyry copper ore ... Other fabricators produce powered metal and speciality chemicals. Fabri- ... Its average estimated concentration is 55 mg/kg (5), placing it below ...... tivity to the degree needed for electrical products.

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  • Calculating reacting masses of reactants & products % yield atom ...

    (4) See 6b. for solution concentration and titration calculations based on ... AND see also 14.5 How much of a reactant is needed?, which is essentially a ... BUT all units must be the same e.g. all masses in grams, all masses in kg or all .... (b) How many tonne of copper can be made from 800 tonne of copper oxide ore?

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  • What makes a World Class Copper Deposit? | Copper Investing News

    Copper occurs in many forms, and in a variety of geological settings. ... For example, 1000 kilograms of copper ore that contains 300 kg of copper metal has a grade of ... Copper ores containing chalcopyrite can be concentrated to produce a...

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  • Here's Why Copper Pipe Is The DIY Material You Never Knew You ...

    Mar 12, 2015 ... Published 15 Oct 2013. Add to PlaylistPlayShare Video. how many kilos of copper ores needed to produce concentrated copper. 2:41...

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  • Patent US6569391 - Heap leaching copper ore using sodium nitrate ...

    May 27, 2003 ... The heap leaching of copper bearing ores is improved by using sodium ... of sulphuric acid and sodium nitrate to produce a leach product. ... ore is treated with approximately 15 kg. of concentrated sulphuric .... The approximate proportion needed to achieve complete dissolution of the sulphide ore is 1:1 for...

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  • Copper - The Canadian Encyclopedia

    Dec 16, 2013 ... The copper roofs of many public buildings, such as the ... in locations where these minerals exist in sufficient concentration and volume to permit ... Processing copper sulphide ores begins with crushing and grinding to produce a pulp. ... In 1995, Canadian mine production of copper totalled 729 million kg.

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  • Uses of Copper | Supply, Demand, Production, Resources

    As in ancient times, copper remains a component of coinage used in many ... the geologic processes that produce mineral deposits, including copper deposits, is an ... Mining operations, which usually follow ore discovery by many years, often ... and where known copper resources are concentrated in the Earth's crust and...

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  • Copper mining. The main stages. - School Science

    Copper minerals and ore are found throughout the Earth's crust. ... kg of concentrated ore. ... To produce 1 tonne of copper, we need ? ... How much is enough?

    Get Price
  • Exploring for Copper Deposits

    Students will learn about a type of ore deposit known as a porphyry copper deposit. ... The concentration of a metal in an ore is called its grade. ... For example, 1000 kilograms (kg) of iron (Fe) ore that contains 300 kg of iron metal has a grade of 30%: ... Metals occur at much lower grades in most rocks, sediments, and soils.

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  • What makes a World Class Copper Deposit? | Copper Investing News

    Copper occurs in many forms, and in a variety of geological settings. ... For example, 1000 kilograms of copper ore that contains 300 kg of copper metal has a grade of ... Copper ores containing chalcopyrite can be concentrated to produce a...

    Get Price
  • Copper - How Products Are Made

    It is commonly used to produce a wide variety of products, including electrical ... Many copper ores also contain significant quantities of gold, silver, nickel, and ... are physically or chemically removed, and the concentration of copper is .... The cathodes now weigh about 300 lb (136 kg) and are 99.95-99.99% pure copper.

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  • Primary Copper Smelting - Environmental Protection Agency

    melted with siliceous flux in a smelting furnace to produce copper matte. ... oxidation of their sulfide charge to provide much or all of the required heat. ..... Expressed as kg of pollutant/Mg of concentrated ore processed by the smelter.

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  • copper extraction and purification - Chemguide

    This page looks at the extraction of copper from its ores, its purification by ... The ores typically contain low percentages of copper and have to be concentrated by, ... Note: You aren't going to make much sense of this next bit if you don't have a ... as dilute sulphuric acid to produce a very dilute copper(II) sulphate solution.

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  • Solutions to Exam 1

    measurements, and determine how many significant figures should be ... Fuming sulfuric acid is obtained by the addition of S03 to concentrated ... is required to produce this amount of carbon dioxide? a. about 1.3 x 1012 kg d. about 2.6 x 1013 kg ... Copper was the first metal to be produced from its ore because it is the...

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  • Copper - AIMR 2013 - Australian Mines Atlas

    An average car contains more than 20 kilograms (kg) of copper and ... copper is leached from a copper oxide ore to produce a copper-rich solution that is then ... before the copper-bearing sulphide minerals are concentrated by a flotation ..... not depend on large additional water use or a construction camp as needed by a...

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  • Extracting Raw Materials: How Far is too Far? - Circle Economy

    Feb 28, 2014 ... While much has been written about different aspects of critical raw materials ... extracted ore contains a concentration of copper (ore grade) greater than ... That means a half kilo of copper ore (and considerable energy and water) is needed to produce a ten cent Euro coin (approximately 4 grams of copper).

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  • How Much Gold is There? Physical and Chemical Properties of Gold

    1 metric ton (1,000 kilos) = 32,151 troy ounces ... Though scarce, gold is concentrated by geologic processes to form ... The metal is recovered from its ores by cyaniding, amalgamating, and smelting processes. ... The ability of gold to efficiently transfer heat and electricity is bettered only by copper and silver, making it...

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  • Full-Text XML

    The cyanide consumption (~4.4 kg/t NaCN) was not reduced by the addition of ... Early work on leaching of the Buzwagi copper-bearing ores demonstrated the .... The copper concentration did not vary much and remained in the range of 115 ppm. .... Lead nitrate had to be added to the Hunt process to produce an efficient...

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  • Ore minerals - Mineralogical Society of America

    This concentration is usually accomplished by dissolution of the element by hot water ... Cadmium - Unlike many other commodities cadmium is produced as a ... Production and use of this metal is extremely small (a few thousand kilograms per year). ... Copper - Most copper ore bodies are mined from minerals created by...

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  • Exploring for Copper Deposits

    Students will learn about a type of ore deposit known as a porphyry copper deposit. ... The concentration of a metal in an ore is called its grade. ... For example, 1000 kilograms (kg) of iron (Fe) ore that contains 300 kg of iron metal has a grade of 30%: ... Metals occur at much lower grades in most rocks, sediments, and soils.

    Get Price
  • The Chemistry of Copper Heap Leaching

    Between 1980 and 2000, primary copper produced by acid sulfate leaching .... weathering of primary copper deposits would tend to produce copper silicates, sulfates, ... γ = activity coefficient, and m = molality (moles of solute per kg of solution). ..... it reacts with ore and gangue minerals in a great many hydrolysis reactions...

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  • Chemistry - Copper Mining - European Copper Institute

    Copper is refined from ore that occurs naturally in many places around the ... it is worth extracting when there is about 2 kg of copper per 1000 kg of ore. ... The ore is crushed, ground and then enriched (concentrated) by Froth ... From the formula, it is clear that iron and sulphur have to be removed in order to produce copper.

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  • Peak copper - Wikipedia, the free encyclopedia

    Many large copper mines will be exhausted between 2010 and 2015. ... estimated concentration of 50–70 ppm (0.005–0.007%) in Earth's crust (1 kg of copper ... of copper in potentially recoverable ores of 1.6 billion tonnes as of 2005, of which...

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  • The Life Cycle of Copper, its Co-Products and By-Products - IIED

    Jan 24, 2002 ... Accumulation of copper stocks in the anthroposphere . ... Ore mining and beneficiation . .... Concentration, reduction and refining technology . ..... Table 5.4: Average metal content of 1 metric ton (1000 kg) of PCB scrap (kg) . ..... in the late 1980s many analysts simply added up the aggregate release data in...

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  • Chemistry - Copper Mining - European Copper Institute

    Copper is refined from ore that occurs naturally in many places around the ... it is worth extracting when there is about 2 kg of copper per 1000 kg of ore. ... The ore is crushed, ground and then enriched (concentrated) by Froth ... From the formula, it is clear that iron and sulphur have to be removed in order to produce copper.

    Get Price
  • Uses of Copper | Supply, Demand, Production, Resources

    As in ancient times, copper remains a component of coinage used in many ... the geologic processes that produce mineral deposits, including copper deposits, is an ... Mining operations, which usually follow ore discovery by many years, often ... and where known copper resources are concentrated in the Earth's crust and...

    Get Price
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