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IJET Estimation of the Correlation between Selected , - Know More

cyanide loading and decomposition or adsorption of cyanide on the carbon surface as well as the temperature at which the elution is conducted The stripping efficiency of gold cyanide and ionic strength of the eluant is strongly correlated R 2 = 09486...

Theelutionofgoldfromactivated , - Know More

low-cyanide elution hasarisen , Figure6-Effect ofliquid-ta-solid ratio onthebatch elution ofgoldfrom activated carbon , HJAprocess forrecovering gold and silver from activated carbon by leaching and electrolysis Washington, USBureau ofMines, R/4843195232pp-3 logmAu,t-4-5...

The application of activated carbon for the adsorption , - Know More

The application of activated carbon for the adsorption and elution of platinum group metals from dilute cyanide leach solutions The Journal of Southern African Institute of Mining and Metallurgy 113 pp 381-388...

gold elution from activated carbon - Know More

gold elution from activated carbon , This document provides a general overview of the use of cyanide in the gold and silver recovery process, and is not intended to be a technical reference on the use of , Get Price carbon in pulp gold plants - tristateheartfoundationorg...

Production of Gold - Know More

Production of Gold Background , the ore and forms a gold-cyanide complex The complex is then sent to Unit 300 as Stream 19 where it is filtered 3 , CIC-401, via Stream 29 Gold is adsorbed onto the activated carbon The filtrate is then sent to the elution vessel, V-401, where the elution process begins The gold is eluted into a ,...

Elution and Carbon Reactivation - Know More

adsorbing onto activated carbon Elution is the next step in the process, whereby the adsorption of the gold cyanide complex onto carbon is reversed Loaded carbon is removed from the CIL circuit and the gold stripped from the carbon using a number of treatment steps The result is a solution of high gold concentration pregnant eluate ....

GOLD RECOVERY FROM COPPER - Know More

THE PUROLITE S992 GOLD-SELECTIVE ION EXCHANGE RESIN J van Deventer , M Kotze , V Yahorava , liquor competes with gold for capacity on the activated carbon, thus resulting in the carbon to be , cyanide anions, elution of the loaded metals is more difficult and a sulphuric acid/thiourea mixture is...

Factors affecting the elution of gold cyanide from , - Know More

The cyanide-age of the carbon, QN, is defined as the amount of cyanide, in g CN-/kg carbon, that has been Elution of gold cyanide from activated carbon 79 adsorbed or oxidised on the carbon In an experiment to quantify the effect of cyanide-age on the desorption of gold cyanide, five samples of carbon were loaded with gold to the ,...

EFFECT OF SILVER, NICKEL AND COPPER , - Know More

EFFECT OF SILVER, NICKEL AND COPPER CYANIDES ON GOLD ADSORPTION ON ACTIVATED CARBON IN CYANIDE LEACH SOLUTIONS Baris SAYINER , Neset ACARKAN , Gold loaded carbon is taken to the elution column in which gold is stripped from carbon and directed to the...

SOTAGOLD, Catching the fine, worn - Know More

Apr 30, 2014 0183 32 The enterprise on treatment of gold-containing activated fine carbon should be based on regional principle, ie treat the raw material delivered from the plants of the whole region country ....

Function Of Activated Carbon For Gold Mining - Know More

The golden adsorbed on the activated carbon is retrieved from the carbon by elution, typically with a caustic aqueous cyanide solution Gold has been obtained by the system of cementation or by electrorefining of this remedy, while the carbon ,...

Method for Aqueous Gold Thiosulfate Extraction Using , - Know More

Oct 27, 2011 0183 32 Gold stripping/elution from the activated carbon, by comparison, is dependent on the copper and gold ratio on the carbon because the strong cyanide/caustic solution that is needed strips both but is preferential to copper...

Theelutionofgoldfromactivatedcarbonusing , - Know More

commercial scale, activated carbon isamost efficient and selective scavenger forgold from gold-plant leach liquors, pregnant slurries, andeffluents, themajor prob-...

elution column gold processing - Know More

Factors affecting the elution of gold cyanide from , Factors affecting the elution of gold , Experiments for gold-silver desorption process from activated , during the elution of gold cyanide from activated carbon...

The reversibility of adsorption of gold cyanide on , - Know More

The Reversibility of Adsorption of Gold Cyanide on Activated Carbon JSJ VAN DEVENTER and PF VAN DER MERWE Much controversy exists about the mechanism by which gold cyanide adsorbs on activated...

Factors affecting the elution of gold cyanide from , - Know More

The elution of gold cyanide is suppressed by the presence of cations Mn through the formation of Mn Au CN 2- on the carbon The horizontal position of the gold peak in an AARL elution profile was found to be a function of the elution of the cations from the carbon ,...

Factors affecting activated carbon adsorptivity , - Know More

However, the selectivity of activated carbon for gold over other metal cyanide species increases with increasing cyanide concentration, as exploited ,...

Kinetic Model for the Decomposition of Cyanide , - Know More

SEPARATION SCIENCE AND TECHNOLOGY, 30 6 , pp 883-898, 1995 Kinetic Model for the Decomposition of Cyanide during the Elution of Gold from Activated Carbon J S J VAN DEVENTER and P F VAN DER MERWE DEPARTMENT OF ,...

Gold Chemistry Leaching Processes CHEMISTRY of the , - Know More

ELUTION OF GOLD FROM CARBON Gold cyanide at concentration used in CIP/CIL plants is physically and reversibly adsorbed onto activated carbon Physical adsorption is a thermodynamically reversible process that can be reversed by disruption of the equilibrium between gold in solution and gold on the carbon...

Leaching Adsorption Resource Book - Know More

Activated carbon is used to adsorb the gold out of solution Because the cyanide ion forms very strong complexes with gold, it is the gold cyanide complex that is...

Use in Mining International Cyanide Management , - Know More

The gold and/or silver adsorbed on the activated carbon is recovered from the carbon by elution, typically with a hot caustic aqueous cyanide solution The carbon is then regenerated and returned to the adsorption circuit while the gold and/or silver is recovered from the eluate using either zinc cementation or electrowinning...

Kinetic modelling of gold cyanide multi - Know More

Kinetic modelling of gold cyanide multi-cycle adsorption and elution using activated carbon in the presence of foulants Authors Emmanuel O Otu, , kinetics of multiple exposure of a granular activated carbon in a laboratory-scale packed bed to solutions containing gold and sodium cyanide, or in addition one of several organic ,...

The mechanism of elution of gold cyanide from , - Know More

The Mechanism of Gold Cyanide of Elution from Activated Carbon JSJ VAN DEVENTER and PF VAN DER MERWE Numerous articles have appeared on the mechanism of the adsorption of gold cyanide onto...

inside gold elution machine - Know More

fundamentals of the elution of gold cyanide from activated carbon Jun 30, 1991 , factors had to be accounted for in modelling the gold elution process...

Carbon Adsorption In Recovery Of Gold - Know More

The carbon is then generally subjected to a heated solution 200 deg to 250 deg F of 1 sodium hydroxide and 01 cyanide and the gold is re-dissolved and removed from the carbon surface At this point, the NaOH/CN solution is sent to electrowinning cells, where the gold is plated onto stainless steel cathod...

Extracting Gold By Carbon In Pulp with Activated Carbon , - Know More

The gold adsorbed on the activated carbon is recovered from the carbon by elution, typically with a hot caustic aqueous cyanide solution Gold was obtained by the method of cementation or by elektrorefining of the solution, while the carbon can be reused...

The Adsorption and Elution of Platinum Group Metals , - Know More

The Adsorption and Elution of Platinum Group Metals Pt, Pd, and Au from Cyanide Leach Solutions using Activated Carbon...

Elution Sodium Hydroxide Elution - Know More

In a elution process some cations such as calcium and magnesium and anions such as cyanide and hydroxide react under high temperatures and break the equilibrium and remove gold cyanide from the carbon...

Function Of Activated Carbon For Gold Mining - Know More

The gold adsorbed on the activated carbon is recovered from the carbon by elution, typically with a hot caustic aqueous cyanide solution Gold was obtained by the method of cementation or by elektrorefining of the solution, while the carbon ,...

AURODICYANIDE DESORPTION FROM ACTIVATED , - Know More

study the stripping characteristics of activated carbon for gold elution It has been , chemistry studies are used to discuss the state of gold cyanide at activated carbon , temperatures mentioned, without and with 3 hours of vacuum degassing prior to...