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Mining stone crusher machine is adapted to crush stone, rock and other minerals.
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Rotary dryer is one kind of drying equipment, generally used to remove water containing in materials. Most of rotary drum dryer consists of a rotating drum driven by belt, and the hot air around the drum is used to evaporate water.
Copper anode slimes the byproduct 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
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Copper anode slimes the byproduct of the copper electrorefining process have been the subject of extensive investigation for recovering precious metals viz Au Ag Pt and Pd in addition toGet Detail
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 outGet Detail
An improved process for recovering tellurium from copper electrolysis slime The process comprises leaching copper and tellurium from said slime with sulfuric acid and recovering tellurium from the solution after leaching called quotleachquot by suspending at least one copper electrode plate in a bath of a leach allowing tellurium to deposit on the surface thereof as copper telluride agitatingGet Detail
The present invention is concerned with a method for the substantially selective extraction of tellurium from copper electrorefining slimes The method comprises maintaining a molar ratio AgSe AgS or AgSeS at a value of about 2 or less in the slimes during leaching thereof in an autoclave The excess of selenium andor sulphur allows the formation of Ag 2 Se or Ag 2 S which remainsGet Detail
7 processes to produce precious metals 71 Eurometaux Jul 3 2014 Anode slimes from electrolytic copper refining are a significant source of precious environmental legislation but also from the acute rise in silver prices but process the lead alloy directly to recover precious metals copper electrorefining and for other materials using processes described aboveGet Detail
copper electrorefining process anode slime Processing of copper electrorefining anode slime a review Processing of copper electrorefining anode slime a review J Hait 1 R K Jana 1 and S K al 2 Anode slime is the insoluble product deposited at the bottom of the electrorefining tank during electrorefining of copperGet Detail
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 scaleup 268542192398671 The copper anode slime of Sarcheshmeh Copper Complex was used in this study and the reagents sulphuric acid 88Get Detail
INDONESIAN MINING JOURNAL Vol 20 No 1 April 2017 31 38 32 INTRODUCTION Anode slime is a byproduct of copper electrorefining process It contains copper leadGet Detail
Some of the nickel ends in anode slime Pb Zn and Sn are rejected in slag or offgas especially in bath smelting and in converting less than 10 of these end up in blister copper Pb can also be removed in the anode furnace by using silica flux Pb Zn and Sn end up in anode slime during electrorefiningGet Detail
process the produced anodic slime layer and the anode surface are illustrated by the pictures in Figure 1 The lowest current density experiment was carried out in a different cell of semiindustrial scale The slime layer was removed from the anode surface by scraping as shown in Figure 2aGet Detail
COPPER ELECTROWINNING THEORETICAL AND PRACTICAL DESIGN 213 Introduction The electrowinning of copper ions derived from leaching or solvent extraction is a significant contributor to the global copper commodity supply The process of electrolysis for copper was first developed in the late 19th century and despite numerous advancements inGet Detail
As a result of the electrorefining process the anode slime has been gained as is used which is realized with the help of D8 Advance Bruker AXS equipment Electrorefining of Copper In an electrorefining process the anode is the impure metal and the impurities must be lost during in water eg refining of copper via Cu wouldGet Detail
Electrorefining can be used to purify a number of metals including copper nickel cobalt lead and tin Electrorefining Copper During the electrorefining stage of copper production a series of impure copper anodes and thin starter sheet cathodes such as thin copper foil are suspended in a tankGet Detail
Apr 17 2017nbsp018332Deciding on what process to opt for will depend on the situation Electrorefining is used when an anode is cast from impure metal Electrowinning is employed when the metal is already dissolved into solution or when it is more feasible to employ a hydrometallurgical digestion step as opposed to casting impure anodesGet Detail
More noble metals with a higher reduction potential are not dissolved at the anode instead they collect at the bottom of the cell as anode slimes The anode slimes can be captured and processed to recover the valuable metals Cell voltage and current density are the two important parameters in copper electrorefiningGet Detail
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 theGet Detail
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 asGet Detail
The examined anode slime material was prepared by electrolytic refining of anodes cast from a tin alloy enriched in copper and silver by fractional crystallization of the ordinary SnAgCu SAC alloy bath The averagecomposition of the anode was 9 Cu 3 Ag the balance made up by tin Electrolysis was carried out with 100 500 and 1000 Am2Get Detail
Autoclave leaching of copper electrorefining anode slimes Title Autoclave leaching of copper electrorefining anode slimes Kuparin raffinointielektrolyysiss228 syntyv228n anodiliejun autoklaaviliuotus Authors Seisko Sipi Date 20150611 Language en Pages 11047 MajorSubject Materiaalien prosessointi Supervising professorsGet Detail
Electrorefining Of Copper Process 1872013 anode slime is the insoluble product deposited at the bottom of the electrorefining tank during electrorefining of coppert generally contains cu ni se te ag au platinum group metals pgm pb ba fe etcwing to the presence of valuable metalsGet Detail
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 1Get Detail
Electrorefining entails electrochemically dissolving copper from impure copper anodes into an electrolyte The critical objective of electrorefining is to produce highpurity cathode copper Homogeneous and compact deposits were obtained at the Al foil cathodes 911 shows a plant for electrolytic refining of copperGet Detail
Anode Slime Gained During Electrolytic Refining Process Of The aim of this research is to get better understanding of the electrolytic refining process in order to yield the anode slime Three types of secondary copper anodes are electro refined in an electrolytic system where the electrolyte is an acid of copper sulphate solution As a result of the electrorefining process the gain of theGet Detail
Apr 01 2003nbsp018332Abstract Silver in Kaldo smelting slag of copper anode slime is diffuse and hard to be enriched In this study a novel process consisting of reduction smelting and vacuum metallurgy was developed to enrich Ag in Kaldo smelting slag of copper anode slime through laboratory andGet Detail
Processing of copper electrorefining anode slime a review Processing of copper electrorefining anode slime a review J Hait 1 R K Jana 1 and S K al 2 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 metalsGet Detail
Combining conventional electrochemical measurements laserbased 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 wereGet Detail
2009 Processing of copper electrorefining anode slime a review Mineral Processing and Extractive Metallurgy Vol 118 No 4 pp 240252Get Detail
process in order to yield the anode slime Three types of secondary copper anodes are electro refined in an electrolytic system where the electrolyte is an acid of copper sulphate solution As a result of the electrorefining process the anode slime has been gained as secondary productGet Detail
The process for electrorefining copper is typical 010 this will fall to the slime in the base of the cell Electrowinning and Electrorefining of Copper Copper Refining Electrolyte and Slime Processing Copper electrorefining silver and copper from the copper electrorefining anode slime The behaviour of arsenic in theGet Detail
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 slimesGet Detail