treatment of anode slime from copper electrolysis
Lead Anode Slime Treatment
The copper/lead anode slime usually contain As, Sb, Bi and precious metals like gold and silver Smelter of anode slime is most likely divided into two groups by the two different recovery processes based on its property and treatment capacity, ie pyrometallurgy and hydrometallurgy...
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anode slime from copper electrorefining process
Processing of copper electrorefining anode slime Request PDF , The final step is a process called electrorefining This is done by electrolysis where the copper anodes from the smelter become positive electrodes and thin, three-foot square sheets of pure copper are used as negative electrod...
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Lead Refining by Electrolysis
This is partly, at least, due to the resistance to free motion of the electrolyte, in the neighborhood of the anode, offered by a layer of slime which may be anything up to 05 in thick During electrolysis, the SiF6 ions travel toward the anodes, and there combine with lead...
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LEACHING BEHAVIOR OF THE ANODE SLIME GENERATED BY ,
Silver and the remaining part of copper is possible to be leached from the residue of the first leaching step with HNO 3 Although the practical procedure should be composed of two consecutive leaching steps in the above order, the behavior of the anode slime obtained from the Sn-Cu-Ag anodes enriched in copper was examined directly...
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For Attrition For Copper Anode Slime
Treatment of anode slime from copper electrolysis Mar 16, 1976We claim 1 A process for treatment of anode slime from copper electrolysis which comprises flotation of the anode slime by subjecting the anode slime, as a preliminary treatment, to attrition treatment in combination with a copper leaching treatment in a medium of an acid solution...
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Processing of copper electrorefining anode slime a review ,
Jul 18, 2013 0183 32 Anode slime is the insoluble product deposited at the bottom of the electrorefining tank during electrorefining of copper It generally contains Cu, Ni, Se, Te, Ag, Au, platinum group metals PGM , Pb, Ba, Fe, etc Owing to the presence of valuable metals and metalloids in the anode slime,...
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Electrolysis of water
Electrolysis of water is the decomposition of water into oxygen and hydrogen gas due to the passage of an electric current This technique can be used to make hydrogen gas, a key component of hydrogen fuel, and breathable oxygen gas, or can mix the two into oxyhydrogen - also usable as fuel, though more volatile and dangerous It is also called water splitting...
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Furnaces for the copper industry
A central feature of the Top Blown Rotary Converter TBRC is the constantly high melting and refining efficiency Typical input materials include copper scrap of different qualities, precious metal-containing alloys from lead production, and anode slime from copper electrolysis...
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Anode Slimes Konkola Copper Mines Plc
During the electrolysis process pure copper is deposited on cathode plates and impurities which are soluble fall to the bottom of the cell as anode slimes or sludge Precious metals Ag, Pt, Pd , can be extracted from the anode sludge created by the electro-refining process...
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Anode Slimes Treatment The Boliden Experience Bjorn M ,
The aim of this work was to develop a process for the removal of Sn, Sb and As from anode slime out of copper refinery to disburden a subsequent pyrometallurgical processing for precious metals ....
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Review on the hydrometallurgical treatment of lead anode ,
The advance in technology of hydrometallurgical treatment of lead anode slime in recent ten years is reviewed briefly in this paper It shows a tendency to substitute hydrometallurgical process for pyrometallurgical one for it has lots of advantages as high direct recovery,short production period,good working condition and comprehensive utilization of metal values...
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electrolysis copper sulfate solution with copper carbon ,
When copper electrodes are used in the electrolysis of copper sulfate solution, the mass loss of copper from the positive anode electrode should equal the mass of copper gained and deposited on the negative cathode electrode...
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Copper Anode Slime Processing Plant In Finland
Copper anodes, produced in the copper smelter plant, are exposed with electrolysis During this process copper residue on cathode, part of impurities transfers to electrolyte selenium, tellurium, precious and rare metals are residue in slime Final product of copper electrorefining process is copper cathodes link to Production...
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Optimized Leaching Conditions for Selenium from Sar ,
Anode slimes refer to the residual materials generated at the bottom of the electrolysis cells during the refining of copper Copper anode slimes from Sar-Cheshmeh a mine in the Southeast of Iran are black in colour and are extremely fine-grained According to Abdollahy 1 , the copper anode slimes, from Sar-...
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chemical treatment to reduce pgm anode mud?
secondary raw materials by metallurgical, chemical or electrolytic processes These , the reduction of emissions and energy use in the primary copper production in , 215 Copper refining, anode casting and electrorefining , 415 Waste Acid and Water Treatment , The anode slime is led from the electrolysis ,...
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Electrowinning For Gold Mining
Metals most often processed in electrowinning techniques are copper, gold, and silver Most metals occur in nature in the form of oxidized ore and thus should be reduced to form a pure metal Ore is dissolved into some preprocessing in aqueous electrolyte or in the molten salt and the resulting solution is electrolysis...
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Mineralogical Characteristics of Copper Electrorefining ,
A new approach for the treatment of copper electrorefining anode slime based on hydrometallurgical route involving sulfuric acid leaching with additives such as manganese dioxide and sodium chloride has been developed at National Metallurgical Laboratory NML , Jamshedpur, India Mineralogical characterization of the anode slime and the residues after various leaching treatments, carried out ....
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EXTRACTION OF GOLD, SILVER AND COPPER FROM THE ,
Key-words Electrorefine, anode slime, copper Abstract Copper sulphides Concentrates, from the flotation process of copper primary ore contain, commonly, small amounts of precious metals, such as gold and silver During the smelting process of those concentrate all gold and silver are practically in the blister copper, which is cast into anod...
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Copper Electrolysis Refining Plant, Purification of Copper ,
Electrolysis of copper transfers copper atoms from an impure copper anode to a pure copper cathode, leaving the impurities behind Unrefined copper is about 99 pure Copper Electrolysis Refining is a way of obtaining new, pure copper from old pipes, wires, circuits, and so on...
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Treatment of anode slimes Mineralogical and process ,
The development of a novel process for the treatment of copper refinery anode slimes is described Raw anode slimes usually contain high levels of copper, selenium, silver and various amounts of ....
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Copper Ore Treatment Industrial FRP Electrolysis Cells ,
Copper Ore Treatment Industrial FRP Electrolysis Cells, US 80,000 - 500,000 / Set, Henan, China Mainland , RECYCLE, RSK-CE500Source from Henan Recycle ....
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Completion of the Project of Comprehensive Utilization of ,
The group company decided to build another set of copper anode slime treatment system On November 8, 2017, the comprehensive utilization project of copper anode slime resources in Jinguan Copper Branch officially broke ground and began construction...
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Treatment of copper refinery anode slime
Oct 05, 1982 0183 32 A process for the removal of lead content in anode slime by subjecting the latter to primary and secondary leach in a medium of an ammonium acetate solution at a temperature not exceeding 80 176 C Whereby lead dissolution is maximized and other metals are minimized...
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METALS FURNACES, CONVERTERS, AND PROCESS ,
are copper scrap, WEEE scrap of different qualities, especially printed circuit boards, dust, slag, lead production alloys containing precious metals, and anode slime from copper electrolysis Depending on the purpose, different water-cooled lances are used for melting, oxidation, reduction, or flue dust feeding...
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mintek copper anode slimes
Copper is refined via electrolysis where an impure copper anode is slowly dissolved while on the cathode very pure copper is deposited Impurities in the copper that is more reactive than copper like zinc or nickel is dissolved while precious metals like gold, silver and PGM s falls of and creates an anode slime...
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IGCSE Chemistry Electrolysis and Electroplating ,
Start studying IGCSE Chemistry Electrolysis and Electroplating Learn vocabulary, terms, and more with flashcards, games, and other study tools , During the electrolysis of Aqueous Copper II Sulfate with inert electrodes what is formed at the cathode and what is the half equation? , he impurities form anode slime What is the electrolyte ....
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Anode Slimes Konkola Copper Mines Plc
During the electrolysis process pure copper is deposited on cathode plates and impurities which are soluble fall to the bottom of the cell as anode slimes or sludge Precious metals Ag, Pt, Pd , can be extracted from the anode sludge created by the electro-refining process Copper concentrates can also contain precious metals like gold and silver...
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Copper Anode Slime Processing Plant In Finland
cost of anode slime processing plant -, cost of anode slime processing plant Description equipments for attrition for copper anode slimeEquipments For Attrition More patent us3944414 treatment of anode slime from copper google 16 mar 1976 process for the flotation of anode slime from copper electrolysis size of anode slime...
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PROCESSING OF COPPER ANODE
Processing of copper anode-slimes for extraction of metal values 127 Forty-gram samples of the decopperised slime were leached with 1 dm3 of solution containing different amounts of acidified thiourea and ferric ion as oxidant...
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US Patent for Treatment of copper refinery anode slime ,
Treatment of copper refinery anode slime Feb 24, 1981 - Institute of Nuclear Energy Research A process for the removal of lead content in anode slime by subjecting the latter to primary and secondary leach in a medium of an ammonium acetate solution at a temperature not exceeding 80degree...