MENU
News
  1. Home
  2. -
  3. crusher
  4. -
  5. ammonia leaching of copper ore philippines
Hot Solution
Chrome Ore Processing Plant
Chrome Ore Processing Plant

Gravity separation is the main beneficiation method of chrome ore, and the equipment is jigger, shaking table, spiral classifier, centrifugal concentrator and spiral chute, etc. Sometimes it will also use weak magnetic separation or strong magnetic separa

350Th Sand Production Line In Turkey
350Th Sand Production Line In Turkey

The 200-350t/h sand production line in Turkey is designed in August, 2014, and put into use in October. .

250Th Basalt Crushing Line In Zambia
250Th Basalt Crushing Line In Zambia

The 250t/h basalt crushing line owner has a large-sized mining field in Zambia.

Latest News

ammonia leaching of copper ore philippines

The best ammonia leaching conditions were pH 9 2 M of ammonia concentration 30 wt of solids and a leaching time of 60 min This gave a maximum extraction rate of 75 The leaching of ammonia began at pH 8 and then was fixed to pH 9 with lime

Chat Online

Hot Products

  • Stone Crusher

    Stone Crusher

    Stone crusher is also known as rock crusher, which can be divided into large stone crusher, medium stone crusher and small stone crusher machine, customers can choose the appropriate model according to their actual needs.

    Details
  • Roll Crusher

    Roll Crusher

    Roll crusher mainly crushes materials by the mutual extrusion between two rollers, so the roller is its main component. It is applied to the crushing of medium hard materials in cement industries.

    Details
  • Coal Mill

    Coal Mill

    Coal mill is a kind of ball mill, which is often used to crush and grind coal bricks into powder, so it is also called coal grinding mill. Coal mill is the main equipment in cement plant, which is used for drying and grinding of coal.

    Details
  • Briquetting Plant

    Briquetting Plant

    Briquetting plant is usually composed of feeder, crusher, biaxial horizontal mixer, briquette machine, vertical dryer, belt conveyor, central electronic control equipment, etc.

    Details
  • Cone Crusher

    Cone Crusher

    Cone crusher is mainly used for the secondary and tertiary crushing in mine and construction aggregates production industry. It is also suitable for medium and fine crushing of rocks with below 350 MPa compressive strength,

    Details
  • Active Lime Plant

    Active Lime Plant

    Active lime plant is also called quick lime plant, lime production plant and limestone production line. It is equipped with sophisticated equipment, which has stable and reliable operation.

    Details
PDF Ammonia Leaching A New Approach of Copper
PDF Ammonia Leaching A New Approach of Copper

Ammonia leaching was first used for recovery of non ferrous metals such as copper from oxide ores or ores containing pure copper but gradually the use of

Get Price
Ammonianitric Acid Leaching of Copper Cobalt
Ammonianitric Acid Leaching of Copper Cobalt

Abstract The alkaline leaching behaviour of rich copper cobalt oxidised ore from Katanga has been investigated Copper was leached in ammonianitric acid solution at room temperature The effects of time ammonia concentration nitric acid ammonia ratio and pH on the leaching kinetic of copper were investigated Nitric acid was considered as catalytic element to enhance copper leaching kinetic

Get Price
Characterization and kinetic study on ammonia leaching of
Characterization and kinetic study on ammonia leaching of

Characterization and kinetic study on ammonia leaching of complex copper ore Abstract Ammonia leaching kinetics of a complex Cuore assaying 88 Cu and 361 Fe was examined Mineralogical characterization indicated that the major phase of the ore was siderite with

Get Price
Copper Leaching Ammonium Carbonate
Copper Leaching Ammonium Carbonate

Leaching Coarse Native Copper Ore With Dilute Ammonium Experiments on ammonium carbonate leachng of native copper ores crushed to 1inch size showed that in 30 days 55 percent of the copper was extracted from 07 percent copper conglomeratetype ore and 85 percent was extracted from 21 percent copper amygdaloidtype ore

Get Price
Processing CopperGold Ores with Ammonia or Ammonia
Processing CopperGold Ores with Ammonia or Ammonia

Direct cyanidation extracted both copper and gold but consumed about 30 kgt 1 NaCN Preleaching the tailing with an aerated ammonia solution containing 28 kgt 1NH3 and 17 kgtlNHa2S0a at pH 10 readily extracted up to 95 Cu in about 6 hours under optimum conditions

Get Price
PDF Ammonia leaching in the copper industry a review
PDF Ammonia leaching in the copper industry a review

Ammonia leaching was first used f or recovery of nonferrous metals such as copper from oxide ores or ores containing pure cop per but gradually the us e of this technolog y was de veloped from m

Get Price
Ammonia Leaching A New Approach of Copper Industry in
Ammonia Leaching A New Approach of Copper Industry in

Dec 10 2013 · Ammonia and ammonium salts have been recognized as effective leaching agents in hydrometallurgical processes due to low toxicity and cost easy recovery and high selective recovery of

Get Price
COPPERII EXTRACTION FROM AMMONIA LEACH
COPPERII EXTRACTION FROM AMMONIA LEACH

Ammonia leaching of sulfide copper concentrates generate buffer type liquors pH ranges from 9 to 10 because of the excess of ammonia and significant amount of ammonia sulfate as a leaching

Get Price
Ammonia Gold Dissolution Leaching
Ammonia Gold Dissolution Leaching

Ammonia Gold Dissolution Leaching Processes for gold extraction usually depend on how gold is associated with its environment Although cyanide leaching remains the overwhelming option for the treatment of gold ores because of its economy and simplicity it suffers from certain inherent drawbacks such as toxicity

Get Price
Characterization and kinetic study on ammonia
Characterization and kinetic study on ammonia

Characterization and kinetic study on ammonia leaching of complex copper ore A A BABA 1 M K GHOSH 2 S R PRADHAN D S RAO 2 A BARAL 2 F A ADEKOLA 1 1 Department of Industrial Chemistry University of Ilorin PMB 1515 Ilorin240003 Nigeria studies on copper recovery by ammonia leaching were carried out with sulphide

Get Price
Investigation of Leaching Kinetics of Copper from
Investigation of Leaching Kinetics of Copper from

Leaching is the first prerequisite of any hydrometallurgical process Solutions containing ammonia may allow for selective leaching of the copper from the ore In this study the leaching kinetics of malachite which is an oxidized copper ore in ammonium nitrate solutions was examined

Get Price
Optimal Conditions for Ammonia Leaching of Copper
Optimal Conditions for Ammonia Leaching of Copper

conditions for ammonia leaching of copper from chalcociterimmed pyrite a copperto ammonia ratio of 14 was used Here the pH of the leached solution the products distribution profile the composition and selectivity were all studied as a

Get Price
ammoniaammonium chloride leach copper minerals
ammoniaammonium chloride leach copper minerals

Dissolution kinetics of malachite in ammoniaammonium carbonate Dissolution kinetics of malachite in ammoniaammonium carbonate leaching which is the unique copper mineral in the ore copper ore in ammonium chloride solution »More detailed

Get Price
Copper Leaching Ammonium Carbonate
Copper Leaching Ammonium Carbonate

Leaching Coarse Native Copper Ore With Dilute Ammonium Experiments on ammonium carbonate leachng of native copper ores crushed to 1inch size showed that in 30 days 55 percent of the copper was extracted from 07 percent copper conglomeratetype ore and 85 percent was extracted from 21 percent copper amygdaloidtype ore

Get Price
Ammonia Leaching Study on Refractory Oxidised Copper Ores
Ammonia Leaching Study on Refractory Oxidised Copper Ores

Ammonia leaching research is carried out on a certain oxidised copper ores The effects of oxidized copper ores which came from Yunnan Province were studied in laboratory in order to find out the optimum leaching conditions under normal temperature and pressure The ores belonged to typical high binding rate minerals The optimum conditions obtained were as follows granding fineness about 90

Get Price
A New Heterotrophic Strain for Bioleaching of Low
A New Heterotrophic Strain for Bioleaching of Low

A New Heterotrophic Strain for Bioleaching of Low Grade Complex Copper Ore 1112 Ammonia leaching can solve the corrosion problems encountered in the acidic systems and extract copper from ore selectively leaving undesired components in the residue 9 Many studies reported the leaching of copper ore containing oxides and carbonates in

Get Price
Ammoniacal Percolation Leaching of Copper Ores
Ammoniacal Percolation Leaching of Copper Ores

Jul 18 2013 · The general feasibility of ammoniacal percolation leaching of copper sulphide ores has been demonstrated The rates are comparable to those of conventional ferric sulphatesulphuric acid systems but without the attendant problems of carbonate or iron dissolution For the ore column heights studied the copper leaching rate increased approximately as the square root of the total NH 3

Get Price
The Principles and Applications of Ammonia Leaching of
The Principles and Applications of Ammonia Leaching of

Mar 26 2008 · EhpH diagrams of various metalammoniawater systems are presented Also presented is a comprehensive literature survey on the leaching behavior of metals in ammoniacal solutions The metals considered in this paper are copper cobalt nickel zinc cadmium silver gold and palladium

Get Price
copper in ammonia plant
copper in ammonia plant

AmmoniaCarbon Dioxide Ore Treatment The process 1 have in mind for the treatment of the complex zinc ores is briefly as follows Grind the ore roast regrind leach out zinc with ammonia and carbon dioxide precipitate from the solution any copper which has been dissolved with the zinc and put back in

Get Price
Influence of copper minerals on cyanide leaching of gold
Influence of copper minerals on cyanide leaching of gold

The paper thermodynamically examined the behavior of various copper minerals in cyanide solutions and investigated the influence of copper minerals on cyanide leaching of gold In elucidating the influence of copper minerals on cyanide leaching of gold copper minerals were classified into two types according to their solubility in cyanide solutions by proposing two concepts cyaniding easily

Get Price
Minerals  Free FullText  Mineralogical Characteristics
Minerals Free FullText Mineralogical Characteristics

Therein reduction roastingammonia leaching RRAL is one of mature technologies to process the limonitic laterite and has been extensively used in industrial applications for decades 9101112 Until now this process is commercially used in several countries including Cuba Australia and Philippines

Get Price
leaching of copper gold ore by ammoniacal cyanide leaching
leaching of copper gold ore by ammoniacal cyanide leaching

Industrial application of ammonia assisted cyanide The use of ammonia to reduce the consumption of cyanide during the leaching of gold from copper bearing ores was patented in 1902 by Hunt 1902 during the first period of intense RD activity in gold metallurgy that followed the invention of the cyanide process by JS MacArthur and the Forrest brothers in the late 1880s

Get Price
A History of Sherritt – Fifty Years of Pressure
A History of Sherritt – Fifty Years of Pressure

Jan 14 2009 · In 1961 the first major custom pilot plant operation was undertaken for Marinduque Iron Mines Agents Inc on copperzinc concentrates from its mines in the Philippines using the ammonia leaching process

Get Price
Ammonia Leaching An Alternate Route for Copper
Ammonia Leaching An Alternate Route for Copper

The use of ammonia as a leaching agent in the recovery of copper from ores and concentrates has a number of potential benefits These include the ability to treat ores with an acid consuming gangue noncorrosivity the insolubility of iron in the solution and increased selectivity This paper reviews the previous and current use of

Get Price
Thiosulfatecopperammonia leaching of pure gold and
Thiosulfatecopperammonia leaching of pure gold and

The industrially applied leaching method for gold ores and concentrates involves the use of cyanide as a ligand for dissolution of gold Cyanide is technically and economically a viable method for gold processing and therefore it is hard to bring a Thiosulfatecopperammonia leaching of pure gold and pressure oxidized concentrate 1081

Get Price
EXTRACTION AND ECONOMIC UTILIZATION OF COPPER
EXTRACTION AND ECONOMIC UTILIZATION OF COPPER

241 RoastLeach Process 36 242 Ammonia Leach Process 39 243 Chloride Based Leach Process 40 244 ChlorideSulfate Leach Process 41 245 Counter Current Leach Process 43 246 Temperature Pressure Acid Leach Process 43 Table 7 Effect of Particle Size of Simple Roasted Ore on Copper Leaching

Get Price
Treatment of A CopperRich Gold Ore by Cyanide Leaching
Treatment of A CopperRich Gold Ore by Cyanide Leaching

Treatment of A CopperRich Gold Ore by Cyanide Leaching Ammonia Pretreatment and Ammoniacal Cyanide Leaching

Get Price
ammonium hydroxide copper leach  BINQ Mining
ammonium hydroxide copper leach BINQ Mining

Mar 25 2013 · Sulfate Precipitation During Oxidative Ammonium Leach Of Cu Ni The leaching of copper nickel and zinc sulfide ores and concentrates under pressure with a solution of ammonium sulfate containing free ammonia ammonium hydroxide »More detailed

Get Price
Ammonia Extraction Of Gold And Silver From Ores
Ammonia Extraction Of Gold And Silver From Ores

Ammonia Extraction Of Gold And Silver From Ores 2012101currently the most commonly employed method for the extraction of gold and silver in ores is cyanidation syed 2006 and chu et al 2003herefore this process could be used for the extraction of metal in printed circuit boards kasper et al 2012 and ncel et al 2005

Get Price
Ammonia Leaching Study on Carbonate Oxidised Copper Ores
Ammonia Leaching Study on Carbonate Oxidised Copper Ores

The effects of oxidized copper ores which came from Yunnan province were carried out by using ammonialeaching methods in the order to seek the optimum leaching conditions under normal temperature and pressurewe conducted a series of validation experiments Theoptimum conditions were obtained as follows ammonia concentration 25molL ammonium

Get Price
GLYCINE AS A LIXIVIANT FOR THE LEACHING OF LOW
GLYCINE AS A LIXIVIANT FOR THE LEACHING OF LOW

have been reported to selectively leach copper over gold from a copper flotation concentrate the leaching behaviour of individual copper minerals in alkaline glycine solutions has not been studied Also there are no publications on the leaching kinetics of any copper minerals in the alkaline glycine system Low grade coppergold ores have not –

Get Price
Ammonia Philippines Ammonia Suppliers Directory on
Ammonia Philippines Ammonia Suppliers Directory on

Philippines Ammonia Ammonia from Philippines Supplier Find Variety Ammonia from ammonia solution 25 aqua ammonia price aqua ammonia Alkali Suppliers Located in Philippines Buy Ammonia Made in Philippines on

Get Price
Copper Projects  ALTA Metallurgical Services
Copper Projects ALTA Metallurgical Services

Kanmantoo Copper Project SA Australia Adelaide Resources Review of feasibility study and metallurgical testwork for heap leachSXEW for copper oxide ore 1998 Nifty Copper Operation WA Summit Resources Evaluation of current operation for copper heap leachSXEW for oxide and sulphide ores 1998

Get Price
NIOSHTIC2 Publications Search  10007934  Copper
NIOSHTIC2 Publications Search 10007934 Copper

To help maintain an adequate supply of minerals to meet national economic and strategic needs the Bureau of Mines investigated the feasibility of extracting copper from coarse native copper ore with ammoniacal ammonium carbonate solution by a simulated in situ leaching procedure

Get Price
Enhanced methods for nickel recovery from lowgrade ores
Enhanced methods for nickel recovery from lowgrade ores

Limonitic oxide lateric ores are usually treated by hydrometallurgical methods the Caron Process and Pressure Acid Leaching PAL Figure 3 Ores with high levels of magnesium are treated by the Caron process using selective reduction of the ore and ammonia leaching This method is more energy intensive and produces lower metal recovery

Get Price
ammonia used in making copper ore concentrate
ammonia used in making copper ore concentrate

Ore processing at Gedabek is by agitation leaching for high grade ore 1g Aut and heap leaching for lower grade ore In order to cope with the high copper concentrations in the cyanide leach liquors a unique combination of resininpulp for selective gold extraction and SART processing for copper removal and cyanide recovery is used

Get Price
Assesment of Ammoniacal Ammonium Sulphate
Assesment of Ammoniacal Ammonium Sulphate

These findings have demonstrated that ammoniaammonium sulphate leaching prior to the cyanide leaching can be used suitably for the pretreatment of refractory copperbearing gold ores INTRODUCTION Cyanide with its peculiarity to form strong complexes with gold is the most effective leaching agent for the extraction of gold from ores However

Get Price
Are You Looking for A Consultant? ONLINE SERVICE
top
shangwutong