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Chapter 7 Energy Use in the Copper Industry

1996-11-20  about 45 percent of the energy used in the pro-duction of cathode copper. Assuming an ore grade of 0.55 percent and a recovery rate of87.5 6.4 percent copper in the concentrate, concentrat-ing 1 ton of copper ore requires over 200 billion Btu, or approximately 42 million Btu/ton of cath-ode copper.10 Grinding accountsfor roughly 6 01996-11-20  about 45 percent of the energy used in the pro-duction of cathode copper. Assuming an ore grade of 0.55 percent and a recovery rate of87.5 6.4 percent copper in the concentrate, concentrat-ing 1 ton of copper ore requires over 200 billion Btu, or approximately 42 million Btu/ton of cath-ode copper.10 Grinding accountsfor roughly 6 0

Current Energy Requirements in the Copper

2013-12-20  In mining copper ore the greatest energy consumers are ore hauling and blasting. Another important factor is the “recovery efficiency” of the metallurgical processes used to extract the copper. The mining and mineral concentrating energies are directly proportional to the “recovery efficiency,” with a typical mining operation requiring about 20 million Btu/ton of cathode copper produced.2013-12-20  In mining copper ore the greatest energy consumers are ore hauling and blasting. Another important factor is the “recovery efficiency” of the metallurgical processes used to extract the copper. The mining and mineral concentrating energies are directly proportional to the “recovery efficiency,” with a typical mining operation requiring about 20 million Btu/ton of cathode copper produced.

Energy and Environmental Profile of the U.S. Mining

2013-11-8  Copper processing or pyrometallurgical processes employ high-temperature chemical reactions to extract copper from its ores and concentrates. Generally, these processes are used with copper sulfides and, in some cases, high-grade oxides. Depending on the copper mineral and the type of equipment, pyrometallurgical recovery may take as many2013-11-8  Copper processing or pyrometallurgical processes employ high-temperature chemical reactions to extract copper from its ores and concentrates. Generally, these processes are used with copper sulfides and, in some cases, high-grade oxides. Depending on the copper mineral and the type of equipment, pyrometallurgical recovery may take as many

Energy Use in Metal Production - Publications

inputs (such as electricity and reagents) used in the processes. The sum of the direct and indirect energies of the individual stages along the value-adding chain is the embodied energy of the metal. The embodied energy of the common metals varies widely, from typicallyinputs (such as electricity and reagents) used in the processes. The sum of the direct and indirect energies of the individual stages along the value-adding chain is the embodied energy of the metal. The embodied energy of the common metals varies widely, from typically

Chapter 6 Copper Production Technology - Princeton

1996-11-20  Copper Production Technology The last boomin technological innovation for the copper industry occurred in the first two dec-ades of this century, whenopen pit mining, flo- tation concentration,and the reverberatory smelter were adapted to porphyry copper ores. With the exception of leaching-solvent extrac-tion-electrowinning, the basic methods of cop-1996-11-20  Copper Production Technology The last boomin technological innovation for the copper industry occurred in the first two dec-ades of this century, whenopen pit mining, flo- tation concentration,and the reverberatory smelter were adapted to porphyry copper ores. With the exception of leaching-solvent extrac-tion-electrowinning, the basic methods of cop-

Energy Consumption in Mining Comminution

2017-1-19  trains are used to transfer rock, it will be for kilometers to the metallurgical site. A train may use twenty-five to thirty 90-tonne rail cars and make 4 to 5 trips per day. Crushers are the first stage of ore processing. Depending upon the application, power can range from 180 kW (240 HP) to 1200 kW (1600 HP). Rocks as large as 50 cm in diameter are2017-1-19  trains are used to transfer rock, it will be for kilometers to the metallurgical site. A train may use twenty-five to thirty 90-tonne rail cars and make 4 to 5 trips per day. Crushers are the first stage of ore processing. Depending upon the application, power can range from 180 kW (240 HP) to 1200 kW (1600 HP). Rocks as large as 50 cm in diameter are

Materials Production; energy used and carbon emitted

2014-3-17  1. Iron Ore 2. Carbon (coke is used both as fuel and reducing agent). 3. Hot air (hot enough to ensure combustion of the fuel). 4. Flux (removes earthy matter – turns into slag) 5. Slag (combination of calcium carbonate, silica, alumina and other impurities). Source: yourdictionary/images/ahd/jpg/A4blfurn.jpg2014-3-17  1. Iron Ore 2. Carbon (coke is used both as fuel and reducing agent). 3. Hot air (hot enough to ensure combustion of the fuel). 4. Flux (removes earthy matter – turns into slag) 5. Slag (combination of calcium carbonate, silica, alumina and other impurities). Source: yourdictionary/images/ahd/jpg/A4blfurn.jpg

Energy and Environmental Profile of the U.S. Mining

2013-11-8  Energy and Environmental Profile of the U.S. Mining Industry 5.1 Process Overview 5.1.1 Copper Ore Mining Copper is commonly extracted from surface, underground and increasingly, from in situ operations. In 2000, the principal mining States, in descending order, Arizona, Utah, New Mexico, and Montana, accounted for 99 percent of domestic ...2013-11-8  Energy and Environmental Profile of the U.S. Mining Industry 5.1 Process Overview 5.1.1 Copper Ore Mining Copper is commonly extracted from surface, underground and increasingly, from in situ operations. In 2000, the principal mining States, in descending order, Arizona, Utah, New Mexico, and Montana, accounted for 99 percent of domestic ...

Copper Geoscience Australia

2021-6-3  Depending on the type of copper bearing minerals in the ore and the treatment processes used, the concentrate typically contains between 25 and 30% copper, however may be as high as approximately 60% copper. The concentrate is then processed in a smelter. Processing2021-6-3  Depending on the type of copper bearing minerals in the ore and the treatment processes used, the concentrate typically contains between 25 and 30% copper, however may be as high as approximately 60% copper. The concentrate is then processed in a smelter. Processing

Copper Mining and Processing: Processing Copper

Copper processing is a complicated process that begins with mining of the ore (less than 1% copper) and ends with sheets of 99.99% pure copper called cathodes, 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 pyrometallurgy, respectively, due to the different ...Copper processing is a complicated process that begins with mining of the ore (less than 1% copper) and ends with sheets of 99.99% pure copper called cathodes, 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 pyrometallurgy, respectively, due to the different ...

Copper Production: How Is Copper Made? -

2019-9-26  Copper processing is a complex process that involves many steps as the manufacturer processes the ore from its raw, mined state into a purified form for use in many industries. Copper is typically extracted from oxide and sulfide ores that contain between 0.5 and 2.0% copper.2019-9-26  Copper processing is a complex process that involves many steps as the manufacturer processes the ore from its raw, mined state into a purified form for use in many industries. Copper is typically extracted from oxide and sulfide ores that contain between 0.5 and 2.0% copper.

Copper Ore Processing Methods - 911 Metallurgist

2017-4-11  Copper Ore Processing Methods. The four major steps in the production of marketable copper are mining, concentrating, smelting, and refining. In a few instances, however, leaching takes the place of concentrating, smelting, and refining. At present, although considerable leaching and direct-smelting ores are produced, the bulk of the copper ore ...2017-4-11  Copper Ore Processing Methods. The four major steps in the production of marketable copper are mining, concentrating, smelting, and refining. In a few instances, however, leaching takes the place of concentrating, smelting, and refining. At present, although considerable leaching and direct-smelting ores are produced, the bulk of the copper ore ...

Materials Production; energy used and carbon emitted

2014-3-17  energy used and carbon emitted T. G. Gutowski 2.83/2.813 . 2 ... material per kg of ore), and k c is the cost of processing the ore ($ per kg of ore). 22 Grübler 2004 . 23 energy requirements for mining and milling, possible future trends ... Copper Ore (~ 1%) → Concentrate (~20 to 35%)2014-3-17  energy used and carbon emitted T. G. Gutowski 2.83/2.813 . 2 ... material per kg of ore), and k c is the cost of processing the ore ($ per kg of ore). 22 Grübler 2004 . 23 energy requirements for mining and milling, possible future trends ... Copper Ore (~ 1%) → Concentrate (~20 to 35%)

Copper Mining and Production Processes Explained

Processes: copper mining and production. Copper is found in natural ore deposits around the world. This page explains copper mining: the production route taken from ore-containing rock to a final product that is the highest-purity commercial metal in existence and used Processes: copper mining and production. Copper is found in natural ore deposits around the world. This page explains copper mining: the production route taken from ore-containing rock to a final product that is the highest-purity commercial metal in existence and used

Copper Mining and Extraction Sulfide Ores

Copper can be extracted from its ore by: Underground: sinking a vertical shaft into the Earth to an appropriate depth and driving horizontal tunnels into the ore. Open pit: 90% of ore is mined by this method. Ores near the surface can be quarried after removal of Copper can be extracted from its ore by: Underground: sinking a vertical shaft into the Earth to an appropriate depth and driving horizontal tunnels into the ore. Open pit: 90% of ore is mined by this method. Ores near the surface can be quarried after removal of

Energy Renewables - about 60% of total copper use

Because copper is a highly efficient conductor of electricity and heat, it is used in renewable energy systems to generate power from solar, hydro, thermal and wind energy across the world. Copper helps reduce CO 2 emissions and lowers the amount energy needed to produce electricity. In many renewable energy Because copper is a highly efficient conductor of electricity and heat, it is used in renewable energy systems to generate power from solar, hydro, thermal and wind energy across the world. Copper helps reduce CO 2 emissions and lowers the amount energy needed to produce electricity. In many renewable energy

Estimates of Electricity Requirements for the Recovery of ...

2011-9-27  Large electrically -driven ball mills used for grinding ore to a size suitable as feedstock to the ... Estimated electricity requirements for mining and processing potash (K2SO4) ore by ... produced by the energy source used to generate electricity consumed by a mining operation. For2011-9-27  Large electrically -driven ball mills used for grinding ore to a size suitable as feedstock to the ... Estimated electricity requirements for mining and processing potash (K2SO4) ore by ... produced by the energy source used to generate electricity consumed by a mining operation. For

Copper Ore Processing Methods - 911 Metallurgist

2017-4-11  Copper Ore Processing Methods. The four major steps in the production of marketable copper are mining, concentrating, smelting, and refining. In a few instances, however, leaching takes the place of concentrating, smelting, and refining. At present, although considerable leaching and direct-smelting ores are produced, the bulk of the copper ore ...2017-4-11  Copper Ore Processing Methods. The four major steps in the production of marketable copper are mining, concentrating, smelting, and refining. In a few instances, however, leaching takes the place of concentrating, smelting, and refining. At present, although considerable leaching and direct-smelting ores are produced, the bulk of the copper ore ...

Energy Renewables - about 60% of total copper use

Because copper is a highly efficient conductor of electricity and heat, it is used in renewable energy systems to generate power from solar, hydro, thermal and wind energy across the world. Copper helps reduce CO 2 emissions and lowers the amount energy needed to produce electricity. In many renewable energy Because copper is a highly efficient conductor of electricity and heat, it is used in renewable energy systems to generate power from solar, hydro, thermal and wind energy across the world. Copper helps reduce CO 2 emissions and lowers the amount energy needed to produce electricity. In many renewable energy

Copper processing - Ores Britannica

Copper processing - Copper processing - Ores: Principal forms in which copper ores are found include native copper, porphyry copper, massive deposits, and mixed ores. Native copper is simply the metal found unadulterated in nature. Occasionally copper is still Copper processing - Copper processing - Ores: Principal forms in which copper ores are found include native copper, porphyry copper, massive deposits, and mixed ores. Native copper is simply the metal found unadulterated in nature. Occasionally copper is still

Copper Geoscience Australia

2021-6-3  Copper and its alloys are also widely used in plumbing components, building construction as well as industrial machinery and equipment. An average car contains more than 20 kg of copper and suburban homes have around 200 kg of copper. The main ore mineral of copper in Australia (and worldwide) is chalcopyrite (CuFeS 2).2021-6-3  Copper and its alloys are also widely used in plumbing components, building construction as well as industrial machinery and equipment. An average car contains more than 20 kg of copper and suburban homes have around 200 kg of copper. The main ore mineral of copper in Australia (and worldwide) is chalcopyrite (CuFeS 2).

copper extraction and purification - chemguide

2015-7-26  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 silicate, carbonate or sulphate ores. Getting copper from chalcopyrite, CuFeS 2. Chalcopyrite (also known as copper 2015-7-26  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 silicate, carbonate or sulphate ores. Getting copper from chalcopyrite, CuFeS 2. Chalcopyrite (also known as copper

Copper Ore Types: Sulfides vs. Oxides An Investor's ...

2020-11-9  Types of copper ore: Sulfides. Different methods are used to process copper sulfide ores depending on the concentration of copper within the ore — 2020-11-9  Types of copper ore: Sulfides. Different methods are used to process copper sulfide ores depending on the concentration of copper within the ore —

Energy Use of Fine Grinding in Mineral Processing

2013-4-25  primary energy use, 3.8 pct of total U.S. electricity consumption, and 40 pct of total U.S. mining industry energy use. Large energy saving opportunities have been identified in grinding in particular.[1] Table I shows a very large disparity between the theoretical minimum energy used in grinding and the actual energy used.2013-4-25  primary energy use, 3.8 pct of total U.S. electricity consumption, and 40 pct of total U.S. mining industry energy use. Large energy saving opportunities have been identified in grinding in particular.[1] Table I shows a very large disparity between the theoretical minimum energy used in grinding and the actual energy used.

A review of the beneficiation of copper-cobalt

2019-11-1  The ore sample used contained 2.03% Cu, 0.15% Co, and 3.73% S. The valuable minerals present were chrysocolla, chalcopyrite, and native copper. The gangue comprised pyrite, carbonate, calcite, and clay minerals. The ore (of a size up to −149 μm) was beneficiated using the sulphidisation and xanthate flotation method.2019-11-1  The ore sample used contained 2.03% Cu, 0.15% Co, and 3.73% S. The valuable minerals present were chrysocolla, chalcopyrite, and native copper. The gangue comprised pyrite, carbonate, calcite, and clay minerals. The ore (of a size up to −149 μm) was beneficiated using the sulphidisation and xanthate flotation method.

Estimates of Electricity Requirements for the Recovery of ...

2011-9-27  Large electrically -driven ball mills used for grinding ore to a size suitable as feedstock to the ... Estimated electricity requirements for mining and processing potash (K2SO4) ore by ... produced by the energy source used to generate electricity consumed by a mining operation. For2011-9-27  Large electrically -driven ball mills used for grinding ore to a size suitable as feedstock to the ... Estimated electricity requirements for mining and processing potash (K2SO4) ore by ... produced by the energy source used to generate electricity consumed by a mining operation. For

Common Basic Formulas for Mineral Processing

2016-3-20  In concentrating an ore containing these minerals it is usually desirable to recover the lead and the copper in one concentrate, the perfect grade of which would be 100% galena plus chalcopyrite. If “L” is the lead assay of the crude ore, and “C” the copper 2016-3-20  In concentrating an ore containing these minerals it is usually desirable to recover the lead and the copper in one concentrate, the perfect grade of which would be 100% galena plus chalcopyrite. If “L” is the lead assay of the crude ore, and “C” the copper

Copper Ore Processing Methods - 911 Metallurgist

2017-4-11  Copper Ore Processing Methods. The four major steps in the production of marketable copper are mining, concentrating, smelting, and refining. In a few instances, however, leaching takes the place of concentrating, smelting, and refining. At present, although considerable leaching and direct-smelting ores are produced, the bulk of the copper ore ...2017-4-11  Copper Ore Processing Methods. The four major steps in the production of marketable copper are mining, concentrating, smelting, and refining. In a few instances, however, leaching takes the place of concentrating, smelting, and refining. At present, although considerable leaching and direct-smelting ores are produced, the bulk of the copper ore ...

Copper processing - Ores Britannica

Copper processing - Copper processing - Ores: Principal forms in which copper ores are found include native copper, porphyry copper, massive deposits, and mixed ores. Native copper is simply the metal found unadulterated in nature. Occasionally copper is still Copper processing - Copper processing - Ores: Principal forms in which copper ores are found include native copper, porphyry copper, massive deposits, and mixed ores. Native copper is simply the metal found unadulterated in nature. Occasionally copper is still

copper processing Definition, History, Facts

2020-8-17  Copper was discovered and first used during the Neolithic Period, or New Stone Age. Though the exact time of this discovery will probably never be known, it is believed to have been about 8000 bce. Copper is found in the free metallic state in nature; this native copper 2020-8-17  Copper was discovered and first used during the Neolithic Period, or New Stone Age. Though the exact time of this discovery will probably never be known, it is believed to have been about 8000 bce. Copper is found in the free metallic state in nature; this native copper

How copper is made - material, used, processing,

Despite this early production, most copper used in the United States was imported from Chile until 1844, when mining of large deposits of high-grade copper ore around Lake Superior began. The development of more efficient processing techniques in the late-1800s allowed the mining of lower-grade copper Despite this early production, most copper used in the United States was imported from Chile until 1844, when mining of large deposits of high-grade copper ore around Lake Superior began. The development of more efficient processing techniques in the late-1800s allowed the mining of lower-grade copper

copper extraction and purification - chemguide

2015-7-26  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 silicate, carbonate or sulphate ores. Getting copper from chalcopyrite, CuFeS 2. Chalcopyrite (also known as copper 2015-7-26  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 silicate, carbonate or sulphate ores. Getting copper from chalcopyrite, CuFeS 2. Chalcopyrite (also known as copper

Copper Geoscience Australia

2021-6-3  Copper and its alloys are also widely used in plumbing components, building construction as well as industrial machinery and equipment. An average car contains more than 20 kg of copper and suburban homes have around 200 kg of copper. The main ore mineral of copper in Australia (and worldwide) is chalcopyrite (CuFeS 2).2021-6-3  Copper and its alloys are also widely used in plumbing components, building construction as well as industrial machinery and equipment. An average car contains more than 20 kg of copper and suburban homes have around 200 kg of copper. The main ore mineral of copper in Australia (and worldwide) is chalcopyrite (CuFeS 2).

Copper Ore Types: Sulfides vs. Oxides An Investor's ...

2020-11-9  Types of copper ore: Sulfides. Different methods are used to process copper sulfide ores depending on the concentration of copper within the ore — 2020-11-9  Types of copper ore: Sulfides. Different methods are used to process copper sulfide ores depending on the concentration of copper within the ore —

Energy Use of Fine Grinding in Mineral Processing

2013-4-25  primary energy use, 3.8 pct of total U.S. electricity consumption, and 40 pct of total U.S. mining industry energy use. Large energy saving opportunities have been identified in grinding in particular.[1] Table I shows a very large disparity between the theoretical minimum energy used in grinding and the actual energy used.2013-4-25  primary energy use, 3.8 pct of total U.S. electricity consumption, and 40 pct of total U.S. mining industry energy use. Large energy saving opportunities have been identified in grinding in particular.[1] Table I shows a very large disparity between the theoretical minimum energy used in grinding and the actual energy used.

16 Energy and Mineral Resources – An Introduction to

Ore m ineral resource is used for an indication of ore that is potentially extractable, and the term ore mineral reserve is used for a well defined (proven), profitable amount of extractable ore. McKelvey diagram showing different definitions for different degrees of concentration and understanding of mineral deposits. 16.1.3. Mining TechniquesOre m ineral resource is used for an indication of ore that is potentially extractable, and the term ore mineral reserve is used for a well defined (proven), profitable amount of extractable ore. McKelvey diagram showing different definitions for different degrees of concentration and understanding of mineral deposits. 16.1.3. Mining Techniques

Production costs of the non-ferrous metals in the EU

2016-9-1  Energy costs include electricity and other fuels such as natural gas, fuel oil, coal or coke used in the facilities. Copper smelters are high consumers of energy, although to a much lesser extent than the aluminium ones. Copper refineries are also power intensive processes. The major source of energy in electrolytic zinc smelters is electricity.2016-9-1  Energy costs include electricity and other fuels such as natural gas, fuel oil, coal or coke used in the facilities. Copper smelters are high consumers of energy, although to a much lesser extent than the aluminium ones. Copper refineries are also power intensive processes. The major source of energy in electrolytic zinc smelters is electricity.