Crusher Machine supplier -- Leader of crusher machine manufacturer in China

You are here:Home>>anode slime from copper electrorefining process

anode slime from copper electrorefining process

  • Sequential removal of selenium and tellurium from copper anode

    Abstract: A process using soda roastingalkaline leachingacid leaching to remove selenium, tellurium and copper sequentially from the copper anode slime with high content of Ni was tested. The mechanism of this process was outlined based on thermodynamic analysis and the change in the XRD patterns of different 

    Online
  • The effect of ni content on passivation of copper anodes with non

    and remains in the anode slime. The aim of this paper is to define the first appearance of full pasivation during the treatment of the waste sulphuricacid solution generated in the conventional copper electrorefining process. 2 EXPERIMENTAL. Copper anodes, used in the process, were prepared from copper, nickel, lead, 

    Online
  • Processing of copper electrorefining anode slime Taylor & Francis

    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 

    Online
  • Treatment of Waste Copper Electrolytes Using Insoluble and

    May 1, 2013 in the base electrolyte, remain at the anode and become part of the anode slime, form the "floating slime" and possibly deposit onto the hode [7]. The composition of the electrolyte and the temperature are two very important parameters requested for the proper process of the electrorefining of copper 

    Online
  • Electrorefining of Copper

    In an electrorefining process, the anode is the impure metal and the impurities must be Copper Refining. Copper uses. The properties of copper and its alloys that make it a major metal of commerce may be summarized as follows: high electrical conductivity high thermal They will be found as metals in the anode slime.

    Online
  • azu_td_9912076_sip1_

    6. TABLE OF CONTENTS (Continued). 1.3.4 Secondary Phases Within the Anode. 57. 1.3.5 Slimes. 60. 1.3.6 NonSlime Impurities. 61. 1.3.7 Electrolyte. 63 the last process in the production of pure copper, electrorefining. Electrorefining utilizes the electrochemical dissolution of an impure copper anode in an.

    Online
  • 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.

    Online
  • Processing of copper electrorefining anode slime: a review: Mineral

    Jul 18, 2013 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 

    Online
  • Processing of Copper AnodeSlimes for Extraction of Metal Values

    Feb 14, 2018 Fulltext (PDF) Processing of anodic slimes from an Egyptian copper electrorefining plant, exhibiting high contents of copper, lead, tin and silver has been presented. The proposed hydrometallurgical process consists of two leaching stages for extraction of c opper with H2SO4 O2 and silver wit

    Online
  • A study of anodic slime behaviour in the electrorefining of copper

    ELSEVIER hydrometallurgy. Hydrometallurgy 37 (1995) 149167. A study of anodic slime behaviour in the electrorefining of copper. Z.H. Gu, J. Chen' T.Z. Fahidy*. Department of Chemical Engineering, University of Waterloo, Waterloo, Ont. N2L 3G1, Canada. Received 23 September 1992 revised version accepted 15 July 

    Online
  • extraction of gold, silver and copper from the copper electrorefining

    Keywords: 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, 

    Online
  • LEACHING BEHAVIOR OF THE ANODE SLIME GENERATED BY

    The waste material produced in leadfree wave soldering is melted, skimmed and cast into anodes. Anode slime, the byproduct of electrorefining in hydrochloric solutions is collected and the basically undissolved silver and copper constituents are removed by selective leaching. The first step is the elimination of metallic tin 

    Online
  • Hydrometallurgical processing of anode slime for [email protected]

    in the pressure leaching, the recoveries of copper and nickel improved to. 95% and 46% respectively. Keywords : Anode slime, Characterization of anode slime, Leaching,. Recovery of vauable metals. INTRODUCTION. Anode slime is the insoluble product deposited at the bottom of the electrorefining tank at the time of 

    Online
  • Extraction of copper and gold from anode slime of Sarcheshmeh

    During the electrorefining of copper, some metals are accumulated in the byproduct anode slime, which is an important source for recycling and recovery of these metals (Petkova, 1994). In this paper, a hydrometallurgical route is described for the recovery of precious metals from copper anode slime of Sarcheshmeh 

    Online
  • 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.

    Online
  • Anode slimes Palabora Mining Company Ltd

    Anode slimes product is a byproduct of the electrorefining process and consists of the insoluble impurities from the anode that fall to the bottom of the refining cell. The anode slimes are recovered from the refining cells, Trade name. Anode Slimes Anode Slimes produced from the Palabora electrolytic copper refinery.

    Online
  • Extraction of copper and gold from anode slime of Sarcheshmeh

    During the electrorefining of copper, some metals are accumulated in the byproduct anode slime, which is an important source for recycling and recovery of these metals (Petkova, 1994). In this paper, a hydrometallurgical route is described for the recovery of precious metals from copper anode slime of Sarcheshmeh 

    Online
  • US4293332A Hydrometallurgical process for recovering precious

    A hydrometallurgical process for recovering precious metals, such as gold, silver, selenium, and tellurium etc. from anode slime has been developed and tested with selenium and silver, which must be removed before the copper is finally recovered by electrowinning, cementation or crystallisation as copper sulphate.

    Online
  • Mineralogical Characteristics of Copper Electrorefining Anode Slime

    Apr 2, 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 

    Online
  • Processing of copper electrorefining anode slime Taylor & Francis

    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 

    Online
  • Process Optimization in Copper Electrorefining Wiley Online Library

    with the copper industry in the following fields: ± Current density increase up to 700 ± 1000 A/m2. ± Improvement of the chemical purity of copper hodes. ± Anode processes passivation of anodes mechanisms of an ode slime formation. ± Solubility and redox equilibria in electrolytes. ± Optimization of the amounts of the 

    Online
  • Electrowinning and Electrorefining Copper 2016

    CRITICAL CHARACTERIZATION AND MODELING OF ELECTROWINNING SYSTEMS FOR OPTIMIZATION. J.M. Werner (University of Utah), M.L. Free, W. Zeng. EL5317:2017:40. BISMUTH DISSOLUTION DURING AUTOCLAVE LEACHING OF DECOPPERIZED COPPER ELECTROREFINING ANODE SLIMES. S. Seisko 

    Online
  • Studies of Anode Slime Sintering/Coalescence and Its Effects on

    Nov 25, 2015 Abstract. Four series of copper electrorefining tests were performed using four different types of anodes, which have different inclusion types. Test results show that the high impurity anodes and the scrap cycle anodes have more inclusions associated with the PbBiS compounds that show evidence of 

    Online
  • Ag recovery from copper anode slime by acid leaching at

    In electrorefining of copper, some metals are accumulated in the byproduct anode slime, which is an important source for recycling and recovery of these metals [1]. In this paper, copper anode slime of Sarcheshmeh copper complex was used, which is loed in south east of Iran. Sarcheshmeh anode slime is characterized 

    Online
  • Anode Slimes Konkola Copper Mines Plc

    During the electrolysis process pure copper is deposited on hode 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 electrorefining process. Copper concentrates can also contain precious 

    Online
  • FUNDAMENTAL STUDIES OF THE ANODIC Open Collections

    The copper electrorefining process has been used since its development by Elkington in. England in 1865. In this process an impure copper anode is purified by anodic dissolution and deposition on a hode. Most of impurities and precious metals contained in the anode report in the anode slimes. Additives are added to 

    Online
  • Processing of copper anodeslimes for extraction of metal values

    Mar 5, 2002 Processing of anodic slimes from an Egyptian copper electrorefining plant, exhibiting high contents of copper, lead, tin and silver has been presented. The proposed hydrometallurgical process consists of two leaching stages for extraction of copper with H2SO4 O2 and silver with thiourea . Fe3+.

    Online
  • Selective leaching of arsenic and antimony contained in the anode

    Selenium, tellurium, silver and gold are recovered from the anode slimes of copper electrorefining. Silvercopper selenidetelluride phases must be previously oxidized to obtain selectively leachable compounds. Arsenic and antimony, present in anode slimes as As Sb oxidized compounds, may be selectively and almost 

    Online
  • Effect of As, Sb, Bi and Oxygen in Copper Anodes During

    Ulaanbaatar, Mongolia. Keywords: Copper refining electrolysis, anode passivation, impure anodes, anode behaviour, anode slime, distribution coefficient, arsenic, antimony, bismuth, oxygen. Abstract. This article presents the results of a three year research project funded by the "Sponsor Group Cop per Electrorefining".

    Online
  • A study of anodic slime behaviour in the electrorefining of copper

    ELSEVIER hydrometallurgy. Hydrometallurgy 37 (1995) 149167. A study of anodic slime behaviour in the electrorefining of copper. Z.H. Gu, J. Chen' T.Z. Fahidy*. Department of Chemical Engineering, University of Waterloo, Waterloo, Ont. N2L 3G1, Canada. Received 23 September 1992 revised version accepted 15 July 

    Online
Contact Us: E-mail: Sitemap