st of pper electrorefining anode slime Processing

2020-11-22T11:11:44+00:00
  • Processing of copper electrorefining anode slime: a review ...

    Jul 18, 2013  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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  • Processing of copper electrorefining anode slime Request PDF

    Anode slime is produced during the electrorefining of impure copper anodes to produce pure copper cathodes. 26, 27 The insoluble impurities of the copper anodes are collected at the bottom of the ...

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  • Processing of Copper Anode-Slimes for Extraction of Metal ...

    Copper electro-refining (Cu-ER) is the principal method for producing >70% of high or 99.97% pure copper cathodes from 97-99% pure blister/fire refined-scrap copper anodes.

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  • Copper Anode Slime Recovery-Copper- - Metalcess

    Anode slime is a byproduct from copper or lead electro-refining process. 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, i.e. pyrometallurgy and ...

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  • Anode slime behaviour in a laboratory‐scale copper ...

    Combining conventional electrochemical measurements, laser‐based visualization and digital image processing, the movement of anode slime, its spatial distribution and path of falling during the copper electrorefining process were investigated in a laboratory scale cell. Two types of anode slime, small agglomerates and fine particles were ...

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  • cost of anode slime processing plant - Induzin

    processing of copper anodic slimes for extractionof. Amer studied processing of anode slime obtained from an Egyptian copper electrorefining plant [13]. The anode slime was characterized by high concentrations of copper, lead, tin and silver.

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  • Electrorefining of Copper

    Electrorefining of Copper 1. Electrorefining – General Introduction In an electrorefining process, the anode is the impure metal and the impurities must be lost during the passage of the metal from the anode to the cathode during electrolysis, i.e. the electrode reactions are, at the anode: M → Mn+ + ne-and at the cathode: Mn+ + ne-→ M

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  • PROCESSING OF COPPER ANODE-SLIMES FOR

    Anode slime samples were collected from the bottom of the electrolytic cells during the electro-refining of copper. These samples were sieved through a 2.0 mm sieve to remove large inclusions of copper and other foreign material present in the slime. A representative sample of the feed slime was analysed for Cu, Pb, Sn, Zn, Ni, Fe,

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  • Processing of copper electrorefining anode slime: a review ...

    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 following pyro-, pyrohydro ...

  • Get Price
  • 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 following pyro ...

  • Get Price
  • cost of anode slime processing plant - Induzin

    processing of copper anodic slimes for extractionof. Amer studied processing of anode slime obtained from an Egyptian copper electrorefining plant [13]. The anode slime was characterized by high concentrations of copper, lead, tin and silver.

  • Get Price
  • Electrorefining of Copper

    Electrorefining of Copper 1. Electrorefining – General Introduction In an electrorefining process, the anode is the impure metal and the impurities must be lost during the passage of the metal from the anode to the cathode during electrolysis, i.e. the electrode reactions are, at the anode: M → Mn+ + ne-and at the cathode: Mn+ + ne-→ M

  • Get Price
  • Copper Refining Electrolyte and Slime Processing ...

    Copper electro-refining (Cu-ER) is the principal method for producing >70% of high or 99.97% pure copper cathodes from 97-99% pure blister/fire refined-scrap copper anodes. 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 metals (Mt) co-dissolved ...

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  • Anode slime behaviour in a laboratory‐scale copper ...

    Combining conventional electrochemical measurements, laser‐based visualization and digital image processing, the movement of anode slime, its spatial distribution and path of falling during the copper electrorefining process were investigated in a laboratory scale cell.

  • Get Price
  • Electrolytic Refining - Metallurgist Mineral Processing ...

    May 24, 2016  Electro-refining and Electro-winning. ... the anode in finely divided form. As the principal metal—copper, for instance—is largely dissolved, the weight of anode slime is small in relation to the weight of the original anode, and the previous metals (and selenium and tellurium) are concentrated in the slime, along with antimony, arsenic ...

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  • Characteristics of anode slime obtained from secondary ...

    Keywords : secondary copper anode, nickel, anode slime, wast e sulfuric acid solution ABSTRACT In this paper are presented the results of major el ement distribution from copper anode to anode slime as so as the percentage of anode slime that was obtained during the copper anode electrorefining process.

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  • Tellurium, from Copper Anode Slime to High Purity Product ...

    Oct 06, 2020  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. In addition, correctly selecting the right method of leaching, purification, and precipitation in economic and environmental processing ...

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  • Integrated process for recycling copper anode slime from ...

    Nov 01, 2017  During copper electro-refining process, cathode copper is obtained, and the insoluble impurities such as gold, silver, lead, tin, and antimony are deposited on anode, known as anode slime (Ghodrat et al., 2016). For a long time, extensive studies have been carried out on the recycling of anode slimes (Hait et al., 2009). Precious metals ...

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  • cost of electrorefining equipment Prominer (Shanghai ...

    The anode slime generated in copper copper, lead, and zinc. .. equipment maintenance costs equipments for attrition for copper anode slime. processing Get Price cost of copper electrorefining anode slime processing. US3944414A Treatment of anode slime from copper.

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  • Integrated process for recycling copper anode slime from ...

    Compared to the conventional copper anode slime, the anode slime from e-waste smelting is much more valuable and complicated. The major components are gold, silver, tin, lead and antimony. In this paper, an integrated process has been put forward to recycle these metals.

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  • PRESSURE LEACHING OF DECOPPERIZED COPPER

    The processing of copper anode slimes is an additional economic driver for copper electrorefineries, due to the fact that slimes contain precious metals such as silver, gold and platinum group metals (PGMs) (e.g. Pt and Pd) as well as base metals like copper, nickel, selenium, tellurium and impurity elements such as lead, antimony and bismuth.

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  • v116n12a9 Extraction of copper and gold from anode slime ...

    recovery of copper and gold from anode slime by solvent extraction and leaching. This process has to be carried out at the optimum operating conditions, and also economically, for possible scale-up. 268542-1923$9,86!7$1 The copper anode slime of Sarcheshmeh Copper Complex was used in this study, and the reagents (sulphuric acid 88%,

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  • Processing of copper electrorefining anode slime: a review ...

    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 following pyro-, pyrohydro ...

  • Get Price
  • 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 following pyro ...

  • Get Price
  • Copper Refining Electrolyte and Slime Processing ...

    Copper electro-refining (Cu-ER) is the principal method for producing >70% of high or 99.97% pure copper cathodes from 97-99% pure blister/fire refined-scrap copper anodes. 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 metals (Mt) co-dissolved ...

  • Get Price
  • Anode slime behaviour in a laboratory‐scale copper ...

    Combining conventional electrochemical measurements, laser‐based visualization and digital image processing, the movement of anode slime, its spatial distribution and path of falling during the copper electrorefining process were investigated in a laboratory scale cell.

  • Get Price
  • Characteristics and Processing of Copper Refinery Anode Slime

    The anode slime obtained from the copper electrorefining tank contains several valuable elements. The physico-chemical characteristics of the anode slime determines the processing route to recover these elements. The slime invariably contains Cu, Ni, Se, Te, Ag, Au Platinum group metals (PGM).

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  • HYDROMETALLURGICAL PROCESSING OF ANODE SLIMES

    Hydrometallurgical Processing of Anode Slimes Obtained from the 67 Figure 3. The SEM images of the dried and ground anode slime sample produced by an electrolysis of 3h with 1000 A/m2, a)– low magnification, b)– high magnification of the marked area Figure 4. The characteristic EDX spectra of the anode slime produced in 3h with 1000 A/m2

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  • PRESSURE LEACHING OF DECOPPERIZED COPPER

    The processing of copper anode slimes is an additional economic driver for copper electrorefineries, due to the fact that slimes contain precious metals such as silver, gold and platinum group metals (PGMs) (e.g. Pt and Pd) as well as base metals like copper, nickel, selenium, tellurium and impurity elements such as lead, antimony and bismuth.

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  • Some Studies on Sulfuric Acid Leaching of Anode Slime with ...

    Nov 13, 2002  Processing of copper electrorefining anode slime: a review. Mineral Processing and Extractive Metallurgy 2009, 118 (4) , 240-252. DOI: 10.1179/174328509X431463. Morteza Baghalha. Leaching of an oxide gold ore with chloride/hypochlorite solutions.

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  • Characteristics of anode slime obtained from secondary ...

    Keywords : secondary copper anode, nickel, anode slime, wast e sulfuric acid solution ABSTRACT In this paper are presented the results of major el ement distribution from copper anode to anode slime as so as the percentage of anode slime that was obtained during the copper anode electrorefining process.

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  • The treatment of copper refinery anode slimes SpringerLink

    There are numerous viable approaches to the treatment of anode slimes from electrolytic copper refining. Of particular interest in the treatment of slimes are the behavior and recovery of selenium. The understanding of the process chemistry involved in the treatment of anode slimes should be aided considerably by recent work on the formation and characterization of slimes.

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  • Mineralogical Characteristics of Copper Electrorefining ...

    Apr 02, 2004  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,

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  • Challenges in the Electrolytic Refining of Silver ...

    pass into the anode slime. The anode slime is collected in anode bags around the dissolving anode. Under optimal conditions, only fine silver (purity > 99.9 %) will deposit on the cathode. An advantageous condition for the electrolytic deposition of Ag is the large potential difference between Ag20 and

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  • DEVELOPMENT OF CHARACTERIZATION METHODS FOR

    anode slime samples were compared to optical micrograph and SEM-BSE images of respective anode copper samples. 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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