cost of copper electrorefining anode slime processing

Electrorefining Process of the Non

Jul 26, 2021 0183 32 The electrorefining process of the non-commercial Cu anodes was tested on the enlarged laboratory equipment over 72 h Cu anodes with Ni content of 5 or 10 wt and total content of Pb, Sn, and Sb of about 15 wt were used for the tests The real waste solution of sulfuric acid character was a working electrolyte of different temperatures T1 = 63 177 2 176 C and ,...

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Effect of process variables on oxidative pressurized acid ,

Anode slimes contain a significant amount of precious metals, therefore, their processing has a substantial economic impact on plant profitability The first step of the anode slime treatment process is decoppering, in which copper is typically removed from slimes by oxidative pressurized acid leaching 1-3...

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Selective Separation and Recovery of Valuable Metals by ,

Apr 16, 2019 0183 32 The anode slime produced from copper electrorefining is an important by-product in the recovery of valuable metals, especially precious and rare metals1,2,3 Treatment processes of copper anode slime include traditional pyrometallurgy electrolysis, hydrometallurgy and a flotation-metallurgy combination process At present, countries using the flotation ,...

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Copper Refining Electrolyte and Slime Processing ,

Copper electro-refining Cu-ER is the principal method for producing gt 70 of high or 9997 pure copper cathodes from 97-99 pure blister/fire refined-scrap copper anod While the inert and most of less soluble impurities settle as anode slime/sludge, other soluble impurities, particularly the metalloids group VA/15 elements or Q As, Sb and Bi and some transition ,...

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Extraction of platinum and gold from copper anode slimes ,

The copper anode slime used in this work was obtained from a copper smelter located in Yunnan province of China As presented in Table 1, the major elements contained in this slime were Cu, Sn, Sb, Ag, As, S, O, and Te, and the contents of Pt and Au were 9376 g/t and 181215 g/t respectively Fig1 shows that this copper anode slime was...

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A study of anodic slime behaviour in the electrorefining ,

Feb 01, 1995 0183 32 The kinetics of anode slime formation and propagation were studied in a laboratory-scale copper electrorefining apparatus Laser-based illumination and digital image processing of videotaped records of slime movement, combined with current/time monitoring and polarization experiments, provide quantitative information about the complex interaction ,...

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Electrorefining Process of the Non

The phases in anode slime samples, obtained for different experimental conditions, are defined by the X-ray diffraction XRD analysis 2 Materials and Methods 21 Materials 211 Non-Commercial Copper Anodes Two types of non-commercial copper anodes regarding the chemical content of Ni, Pb, Sn, and Sb are prepared for the electrorefining ....

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cost of copper electrorefining anode slime processing

the recent spike in platinum and palladium prices coupled with process the copper anode slimes and the nickel dore smelting and silver electrorefining processing of copper electrorefining anode slime request pdf 12 jul 2019 request pdf processing of copper electrorefining anode slime anode 2009 lim et al, 2012a,b in the west coast of ....

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Copper Smelting and Refining Process Pan Pacific Copper

Anode plates and stainless steel cathode plates are alternately set into the electrorefining cell, where a proper level of DC current is supplied Dissolved copper from the anode is electrolytically deposited on the stainless steel cathode plate , Slime generated in the electrolytic refining process contains precious and rare metals such as ....

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anode slime from copper electrorefining process

Tellurium, from Copper Anode Slime to High Purity 2020-10-6 Tellurium is a rare metalloid that is vastly produced from copper anode slime, which is a by-product of the copper electrorefining process Choosing the proper recovery method strongly depends on the slimes composition, mineralogy, and tellurium concentration...

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Copper Electrorefining Plant Design Configuration

Copper electrorefining mainly produce LME Cu-CATH-1 copper cathode and byproduct anode slime from copper anode Metalcess develops mini scale copper ER from 1T/d copper electrorefining system with modular design/easy installation, saving installation instruction cost and optimizing your return on investment...

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Electrorefining Copper

May 24, 2017 0183 32 This report discusses Electrorefining Copper research conducted to increase the rate, deposit purity, and overall efficiency in industrial processes used to electrodeposit and purify metals by increasing substantially the operating current density range and optimizing the deposition processTraditionally, copper refineries operate electrolytic cells at a current ,...

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DEVELOPMENT OF CHARACTERIZATION METHODS FOR ADHERENT ANODE ,

In addition, adherent anode slime samples were compared to optical micrograph and SEM-BSE images of respective anode copper sampl It was shown that SEM-EDS and SEM-BSE provided precise information about phases formed during electrorefining The settling rate and particle size had a correlation only with a copper content of anode slime...

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Selective Separation and Recovery of Tellurium from Copper ,

Nov 24, 2021 0183 32 Copper anode slime is a precious by-product formed during the copper electrorefining process 1,2,3,4 In order to prepare high pure copper, crud anodes are dissolved electrochemically and then deposited at the cathode...

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Processing of copper anodic

Amer studied processing of anode slime obtained from an Egyptian copper electrorefining plant 13 The anode slime was characterized by high concentrations of ,...

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Electrorefining Process of the Non

Jul 26, 2021 0183 32 The electrorefining process of the non-commercial Cu anodes was tested on the enlarged laboratory equipment over 72 h Cu anodes with Ni content of 5 or 10 wt and total content of Pb, Sn, and Sb ....

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Some remarks of the problem of current density ,

Oct 01, 1983 0183 32 A part of the above- mentioned costs are also undertaken even in a hypo- thetical case of stopping the production j = 0 27 Noble metals losses cost Anode copper usually contains 01 04 of silver and a certain amount of gold and other noble metals which, during the process of electrolysis, get into anodic slime from where they are obtained ....

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Solutions for processing e

Nov 20, 2019 0183 32 From high-grade anode copper, a standard electrorefining route can be utilized to produce high-grade copper cathode, together with precious metal refining from anode slime If it is not economically viable to produce high-grade anodes, leaching raw copper followed by copper solvent extraction and electrowinning is another option...

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ELECTROREFINING OF GOLD PDF

Nov 28, 2019 0183 32 The bus-bars are of copper and extend along the main wooden frame that covers the top of the entire bench of cells Other metals, which during the processing of the target metal have been reduced but not deposited at the cathode, sink to the bottom of the electrolytic cell, where they form a substance referred to as anode sludge or anode slime...

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Copper Sulphate Crystallization and MVR

Copper electrorefining mainly produce LME Cu-CATH-1 copper cathode and byproduct anode slime from copper anode Metalcess develops mini scale copper ER from 1T/d copper ER system with modular design/easy installation and saving installation instruction cost...

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PDF Characteristics of anode slime obtained from ,

May 22, 2017 0183 32 The electrorefining process of the non-commercial Cu anodes was tested on the enlarged laboratory equipment over 72 h Cu anodes with Ni content of 5 or 10 wt and total content of Pb, Sn, and Sb ....

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Processing of copper electrorefining anode slime a review ,

Jul 18, 2013 0183 32 Abstract 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, numerous approaches have been made by the researchers to ,...

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Copper Electrorefining

The 99 pure copper from the anode furnace is cast into 750-pound, 3-inch thick, rectangular slabs called anod 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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Settling Properties of Copper Electrorefining Anode Slimes

Jan 01, 2019 0183 32 In optimal electrorefining process, the settling rate of anode slime is sufficiently high to avoid the risk of getting the slime entrapped in copper cathod In this research the settling properties of copper electrorefining bottom slimes, mainly consisting of Cu, Ni, Ag, Se, Pb, As, Bi, Sb and Ba compounds, were studied by settling rate tests...

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Processing of copper electrorefining anode slime a review ,

Dec 01, 2009 0183 32 DOI 101179/174328509X431463 Corpus ID 137082304 Processing of copper electrorefining anode slime a review article Hait2009ProcessingOC, title= Processing of copper electrorefining anode slime a review , author= Jhumki Hait and R K Jana and Somananda al , journal= Mineral Processing and Extractive Metallurgy , year= 2009 , ,...

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Processing of copper electrorefining anode slime Request PDF

Copper anode slime is a precious by-product formed during the copper electrorefining process 1 2 3 4 In order to prepare high pure copper, ,...

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Total Recovery of All Constituent Metals from Copper Anode ,

May 02, 2020 0183 32 Abstract Copper anode slimes, the by-product of the copper electrorefining process, have been the subject of extensive investigation for recovering precious metals viz, Au, Ag, Pt and Pd, in addition to being the main source of rare/energy-critical elements such as Se and Te There have been various approaches aiming at the development of extraction ,...

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Processing of copper electrorefining anode slime a review ,

Abstract 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, numerous approaches have been made by the researchers to extract them ,...

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PDF Copper Refining Electrolysis at High Current ,

Current density of the refining refining process is twofold the first is the elim- process depends on the purity of anode copper, ination of conductivity drop caused by the im- plant capacity and the cost of electrical energy purities that copper contains, and the second is Industrial copper electrolysis plants work at cur- the recovery of ....

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Processing of copper anodic

Jan 01, 2003 0183 32 The second slime is produced during the processing of recycled scrap and has higher concentrations of lead, copper, tin and silver than the first one This work focuses on the processing of anodic slimes obtained from an Egyptian copper electrorefining plant The anodic slimes are characterized by high concentrations of copper, lead, tin and ....

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