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sbm tellurium extraction from copper electrorefining slimes patent us4570496(2002) Sanyal Some Studies on Sulfuric Acid Leaching of Ind.Eng.Chem.Res.2002,41,6593 6599 6593 Some Studies on Sulfuric Acid Leaching of Anode Slime with Additives &ltb Bacterial recovery and recycling of tellurium from. Aug 30,2014 · EPR3 for recovery of tellurium from devices and autoclave slime.Normally an effluent from copper and tellurium production,autoclave slime is a potential source for tellurium recovery using bacteria.To evaluate EPR3's interaction with the slime,a similar set of experiments to metallic tellurium and tellurium dioxide were performed. effect of tellerium in cu electrorefining Home &#187 Crusher Plants&gteffect of tellerium in cu electrorefining Patent US5939042 Tellurium extraction tellurium and copper from copper anode slime copper cementation extraction refinery The least common method is cementation.6 responses to " Copper Refining: From Ore to Market.Chat Now Electrorefining of Copper.2007 06 21 extraction liquors.• Figure 6.3.2.Typical flow sheet for a copper refinery.The process for electrorefining copper is typical of those carried out in aqueous.cementation or precipitation.Chat Now Electrochemistry Encyclopedia Extracting metals from Electrorefining is an electrolytic process that involves anodically dissolving a metal at the positive electrode in a cell and simultaneously redepositing the same metal at the negative electrode.The first patents for metal electrorefining were for copper and were granted in 1865. Patents Assigned to Noranda Inc.Justia Patents Search Abstract: 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 Ag Se,Ag S or Ag Se+S at a value of about 2 or less in the slimes during leaching thereof in an autoclave. Pretreatment of copper anode slime with alkaline pressure. The combined process of alkaline pressure oxidative leaching (APOL) followed by sulfuric acid leaching (SAL) was employed to pretreat copper anode slime.In the step of APOL,copper anode slime was completely oxidized and dissolved into alkaline solution,yet copper; tellurium and other metals were oxidized and remained in the alkaline residue. Method to extract copper and molybdenum from sulfide Same patents: Method of molybdenum concentrate processing 2441084.The pulp is subjected to filtering,wherein the solution is used rot tellurium and selenium extraction,and the salt fraction is used for lead and antimony extraction.invention relates to copper electrorefining leaded slimes treatment,with slimes containing lead Removal of iron by ion exchange from copper electrowinning Title: Removal of iron by ion exchange from copper electrowinning electrolyte solutions containing antimony and bismuth: Creator: McKevitt,Bethan Ruth Patent US4390366 Process for the extraction of precious and osmium are oxidized to their tetroxides and then removed from the solution.Then,gold is removed by solvent extraction preferably with dibutyl carbitol. Sulfating Patents and Patent Applications (Class 423 41. Abstract: A method of increasing the extraction of tellurium from copper electrorefining slime comprises leaching the slime with dilute sulphuric acid in a reactor under a partial oxygen pressure of up to 150 psi and at an elevated temperature between about 100.degree.and 200.degree.C.until copper,nickel and substantially all of the. Extraction of selenium from copper anode slimes in a. A new method was proposed for extracting selenium from copper anode slimes with a low concentration of nitric acid in a sealed sulfuric acid leaching system.of copper anode slime,copper. method of extracting copper and lead in a caldrug Patent US5939042 Tellurium extraction from copper.of tellurium from copper electrorefining slimes.The method Copper and lead Indian Patents.226232:AN IMPROVED PROCESS FOR EXTRACTION Full Text: The present invention relates to an improved process for extraction of copper,selenium,tellurium and gold from anode slime of copper electrorefining plant. Patent US2981595 Recovery of tellurium Google Patents in which the slimes containing selenium,tellurium,copper and other UNITED STATES PATENTS extraction from copper electrorefining slimes: Improved estimates for Te and Se availability from Cu Improved estimates for Te and Se availability from Cu anode slimes copper electrorefining slime.U.S.Patent extraction from copper electrorefining slimes.Published in: Progress in Photovoltaics &#183 2006Authors: Martin A GreenAffiliation: University of New South Wales The perculiarities of tellurium behaviour in the process The perculiarities of tellurium behaviour in the process of pressure oxidizing leaching of copper anode slimes.Chen T.T.Dutrizac J.E.Extraction Recovery of Silver and Gold from Copper Anode Slimes Recovery of Silver and Gold from Copper for efficient extraction of silver and gold from copper anode slimes.copper and tellurium before extraction of Improved estimates for Te and Se availability from Cu Improved estimates for Te and Se availability from Cu anode slimes tellurium from copper refinery slimes.extraction from copper electrorefining slimes. Pierre L.Claessens Inventions,Patents and Patent Abstract: A method of increasing the extraction of tellurium from copper electrorefining slime comprises leaching the slime with dilute sulphuric acid in electrorefining of copper mangalmaypackers copper electrorefining,Tellurium extraction from copper electrorefining slimes,The present invention is concerned with a method for the substantially selective Indian Patents.226232:AN IMPROVED PROCESS FOR EXTRACTION an improved process for extraction of copper,selenium,tellurium and gold from anode slime of copper electrorefining metals from anode slime,u.s.patent tellurium extraction from copper electrorefining slimes tellurium extraction from copper electrorefining slimes patent us4570496.EXTRACTION FROM COPPER ANODE S.slimes tellurium from copper electrorefining slime Recovery of Silver and Gold from Copper Anode Slimes Sep 11,2014&nbsp&#0183&#32Copper anode slimes,produced from copper electrolytic refining,are important industrial byproducts containing several valuable metals,particularly silver and gold.This article provides a comprehensive overview of the development of the extraction processes for recovering silver and gold from conventional copper anode slimes. Extraction of selenium from copper anode slimes in a A new method was proposed for extracting selenium from copper anode slimes with a low concentration of nitric acid in a sealed sulfuric acid leaching system.It is performed under an atmosphere of oxygen which allowed for a cyclic utilization of nitric acid.The effects of main parameters on selenium leaching were studied. Electrolytic Refining Mineral Processing &amp Metallurgy Electrorefining.Usually the object of electrolytic refining is to separate one metal in pure form from an alloy containing a high percentage of the desired metal,copper for instance,and a number of other metals dissolved in the copper or intimately mixed with it. Tellurium Extraction From Copper Electrorefining Slimes US5939042A Tellurium extraction from copper.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 Ag Se,Ag S or Ag Se+S at a value of about 2 or less in the slimes during leaching thereof in an autoclave. mintek copper anode slimes A Novel Process For Recovery Of Te And Se From Copper Slimes Autoclave Leach Solution Shijie Wang,Brad Wesstrom and Jean Fernandez Phelps Dodge Mining Company El Paso Operations 850 Hawkins Blvd.El Paso,TX 79915 In pressure oxidation leaching of copper anode slimes,more than 65% of the tellurium is coextracted during decopperizing. Effect of tellerium in cu electrorefining Effect of tellerium in cu electrorefining Products.As a leading global manufacturer of crushing,grinding and mining equipments,we offer advanced,reasonable solutions for any size reduction requirements including,Effect of tellerium in cu electrorefining,quarry,aggregate,and different kinds of minerals. Extraction of selenium from copper anode slimes in a Request PDF on ResearchGate Extraction of selenium from copper anode slimes in a sealed leaching system A new method was proposed for extracting selenium from copper anode slimes with a Improved estimates for Te and Se availability from Cu Improved estimates for Te and Se availability from Cu anode slimes and copper electrorefining slime.U.S.Patent Tellurium extraction from copper Bacterial recovery and recycling of tellurium from Aug 30,2014&nbsp&#0183&#32EPR3 for recovery of tellurium from devices and autoclave slime.Normally an effluent from copper and tellurium production,autoclave slime is a potential source for tellurium recovery using bacteria.To evaluate EPR3's interaction with the slime,a similar set of experiments to metallic tellurium and tellurium dioxide were performed. 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. tellurium extraction from copper electrorefining slimes US Patent # 5,939,042.Tellurium extraction from Tellurium extraction from copper electrorefining slimes Abstract.The present invention is concerned with a (PDF) Extraction of copper and gold from anode slime of. Extraction of copper and gold from anode slime of Sarcheshmeh Copper Complex selenium,silver,and tellurium with dilute HNO 3 (2 8 M),recovery and recycling of HNO 3,selective solvent extraction Extraction of selenium from copper anode slimes in a. A new method was proposed for extracting selenium from copper anode slimes with a low concentration of nitric acid in a sealed sulfuric acid leaching system.It is performed under an atmosphere of oxygen which allowed for a cyclic utilization of nitric acid.The effects of main parameters on selenium leaching were studied. Precious Metal Recovery From The Anode Slime And silver,tellurium (prior art) shows a cell layout for a copper electrorefining Thank you for viewing the Precious metal recovery from the anode slime The perculiarities of tellurium behaviour in the process. The authors present the results of the study of tellurium behavior in the process of slime pressure oxidizing leaching,produced by copper electro refining at JSC «Uralelectromed»,and having complicated chemical and phase composition.There was studied the influence of temperature,oxygen partial pressure and the conditions of mass exchange in the unit on the kinetics of tellurium recovery. Read LTU PB EX 09056 SE.pdf text version Read LTU PB EX 09056 SE.pdf text version.Tellurium Extraction from Copper Electrorefining Slimes US patent No.2258963 Production of Tellurium Separation of tellurium by solvent extraction method. Dec 02,2014 · A method for separating tellurium includes separating and recovering tellurium (Te) from a dissolved solution containing the tellurium using a solvent extraction by an extractant,which contains one selected from a group consisting of tributyl phosphate (TBP),tris(2 ethylhexyl) phosphate (TEHP) and a combination thereof. copper production plant by heap leaching mattiabenetti.it CopperChem Cloncurry Project CopperChem Copper Mining.Copper recovery from heap leaching is typically 80%.SX Crystal Plant Solvent Extraction (SX) selectively extracts copper from the PLS and transfers it to a pure sulphuric acid based electrolyte from which the copper can be efficiently crystallised as copper sulphate pentahydrate. 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 Tellurium extraction from copper electrorefining slimes Aug 17,1999&#0183&#32Tellurium extraction from copper electrorefining slimes tellurium from copper electrorefining slimes tellurium from copper slimes, Bacterial recovery and recycling of tellurium from from tellurium containing compounds by Pseudoalteromonas sp copper electrorefining slime.U.S.Patent Tellurium extraction from copper Published in: Journal of Applied Microbiology &#183 2014Authors: William D Bonificio &#183 David R ClarkeAffiliation: Harvard UniversityAbout: Recycling &#183 Tellurium tellurium extraction from copper electrorefining slimes selenium tellurium slimes expressrecharge A method for extracting tellurium from copper electrorefining slimes containing Patent US5939042 Tellurium extraction 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.Most promising is a. US Patent # 5,939,042.Tellurium extraction from copper Tellurium extraction from copper electrorefining slimes tellurium from copper electrorefining slimes containing copper electrorefining slime. Patents Assigned to Noranda Inc. Justia Patents Search Abstract: 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 Ag Se,Ag S or Ag Se+S at a value of about 2 or less in the slimes during leaching thereof in an autoclave. METHOD FOR SEPARATING PLATINUM GROUP ELEMENTS FROM. Dec 11,2013 · METHOD FOR SEPARATING PLATINUM GROUP ELEMENTS FROM SELENUM TELLURIUM BEARING MATERIALS.and butyl carbitol is then used as the solvent for extracting tellurium.while the selenium and tellurium form a copper electrolysis slime with the other insoluble components that were incorporated within the crude copper.By subjecting this copper. copper electrorefining cincinnatijaguarclub Patent EP1368514B1.An Tellurium extraction from copper electrorefining slimes.The present invention is concerned with a Selective gold extraction from copper anode slime with an Selective gold extraction from copper anode slime Gold Extraction From Copper Anode Slime With An the electrorefining of anode copper Method of tellurium separation from copper electrorefining Dec 21,1993&nbsp&#0183&#32A method of increasing the extraction of tellurium from copper electrorefining slime comprises leaching the slime with dilute sulphuric acid in effect of tellerium in cu electrorefining Patent US5939042 Tellurium extraction from copper electrorefining Aug 17,1999 A method for extracting tellurium from copper electrorefining slimes By the action of current applied to the anode,the copper dissolves and is More details &#187 Get Price.Cover:Cover SEPT saimm. Improved estimates for Te and Se availability from Cu from copper electrorefining slime.U.S.Patent No extraction from copper electrorefining slimes.tellurium from copper electrolysis slime. EP0528361A1 Improved method of tellurium separation from A method of increasing the extraction of tellurium from copper electrorefining slime comprises leaching the slime with dilute sulphuric acid in a reactor under a partial oxygen pressure of up to 150 psi and at an elevated temperature between about 100 and 200&#176C until copper,nickel and substantially all of the tellurium is dissolved,thereby forming a leach slurry,and contacting the slurry EXTRACTING SILVER FROM ANODE SLIME AFTER LEAD AND. Anode slime is a byproduct of copper electrorefining process.It contains copper,lead,gold,silver,selenium,tellurium,arsenic.silver can be separated from the after slime extracting the copper.His reseach was r reinforced by Aktas (2010) who studied silver.slimes,more than 65% of the tellurium is co extracted during. programmaster Copper Electrorefining During the leaching of anodic slimes,tellurium dissolves into the leach liquor together with copper (Chilean Patent No Fundamental studies of the anodic behavior of thiourea in The behavior of thiourea in the anodic process of copper electrorefining was investigated using various advanced electrochemical techniques with a view to establishing an accurate method to determine its effect on the anode process in certain highly concentrated copper sulfatesulfuric acid electrolytes. 08 01 Ojebuoboh SlideShare Jul 17,2015&#0183&#3208 01 Ojebuoboh 296 ultimately target total tellurium extraction even if separation from copper electrorefining slime,U.S.Patent Method to extract copper and molybdenum from sulfide. The closest analogue to the claimed method is a method of extraction of copper and molybdenum from copper sulfide and molybdenum ores involving the primary flotation with multiple cleanings sulfhydryl and apolar gatherers with obtaining collective rough copper molybdenum concentrate,the processing reagent,which is used as the sodium sulfide. EP0528361A1 Improved method of tellurium separation from. A method of increasing the extraction of tellurium from copper electrorefining slime comprises leaching the slime with dilute sulphuric acid in a reactor under a partial oxygen pressure of up to 150 psi and at an elevated temperature between about 100 and 200°C until copper,nickel and substantially all of the tellurium is dissolved,thereby forming a leach slurry,and contacting the slurry. Patent US8268285 Process for the recovery of tellurium A process and method for recovering elemental tellurium from minerals and acidic solutions using a reducing sugar as the reducing agent in order to reduce and Method Recovering Tellurium indiangallery.co.in US Patent # 5,939,042.Tellurium extraction from A method of increasing the extraction of tellurium from copper electrorefining slime comprises leaching the slime Slime From Copper Electrorefining Process totalspace.in with a method for the substantially selective extraction of tellurium from copper electrorefining slimes.Patent US5939042 Tellurium extraction from copper Patent US5271909 Method of tellurium separation Google A method of increasing the extraction of tellurium from copper electrorefining slime in a patent granted to Noranda extraction from copper electrorefining slimes: