leaching of copper ore by h2o2 and h2so4

  • Grid Type Ball Mill

    Grid Type Ball Mill

    A traditional ball mill with discharging grid.Production capacity:900mm~4500mm.Product Improvement:Wet…

  • XCF Air Inflation Flotation Cell

    XCF Air Inflation Flotation Cell

    An air inflation mechanical agitation floatation cell with slurry suction(as suction cell of KYF floatation…

  • Round Vibrating Screen

    Round Vibrating Screen

    Round vibrating screenadopts eccentric shaft vibration exciter and eccentric block to adjust amplitude.…

  • Efficient Improved Thickener

    Efficient Improved Thickener

    A new efficient thickener independently developed by Xinhai.Production capacity: 5-1400t/d…

  • leaching of chalcopyrite concentrate in hydrogen peroxide solution

    Aug 1, 2018 . PDF . The leaching conditions of chalcopyrite (CuFeS 2) concentrate in a . Copper extraction from chalcopyrite is directly proportional to hydrogen peroxide . with other sulphide minerals such as galena (PbS), sphalerite (ZnS) and pyrite (FeS2). dissolution by hydrogen peroxide in sulphuric acid.

    Get Price >>
  • Oxidative leaching kinetics of molybdenum uranium ore in H2SO4 .

    Jan 28, 2013 . The processing of molybdenum uranium ore in a sulfuric acid solution using hydrogen peroxide as an oxidant has been investigated.

    Get Price >>
  • Extraction of uranium from tailings by sulfuric acid leaching with .

    Extraction of uranium from tailings by sulfuric acid leaching with oxidants . tailings in sulfuric acid system with the assistance of HF, HClO4, H2O2 and MnO2. . and control in process of heap leaching of high alkali oxide copper ore J. Journal.

    Get Price >>
  • Sulphuric acid leaching of zinc and copper from Nigerian . SAIMM

    The leaching of zinc and copper from Nigerian bulk sulphide ore with sulphuric acid in the presence of hydrogen peroxide was studied. The aim of the study was.

    Get Price >>
  • Leaching of chalcopyrite concentrate in hydrogen peroxide solution

    Keywords: chalcopyrite, dissolution, hydrogen peroxide, leaching, extraction . used in the production of sulphuric acid, it causes storage and transportation problems. Chalcopyrite is the most abundant copper mineral and the most refractory.

    Get Price >>
  • LEACHING OF METALS FROM WASTE PRINTED CIRCUIT BOARDS

    Copper leaching was increased for sulfuric acid concentrations up to 1.2 mol/L and hydrogen peroxide .. hydrogen peroxide as the leachant or at 5 h using.

    Get Price >>
  • leaching of cadmium, tellurium and copper from cadmium telluride .

    Feb 3, 2004 . Leaching of Cadmium, Tellurium and Copper from . makes any warranty, express or implied, or assumes any legal liability or responsibility .. agents (H2SO4 and H2O2) and of the alkaline reagents required to neutralize the.

    Get Price >>
  • leaching of chalcopyrite concentrate in hydrogen peroxide solution

    Aug 1, 2018 . PDF . The leaching conditions of chalcopyrite (CuFeS 2) concentrate in a . Copper extraction from chalcopyrite is directly proportional to hydrogen peroxide . with other sulphide minerals such as galena (PbS), sphalerite (ZnS) and pyrite (FeS2). dissolution by hydrogen peroxide in sulphuric acid.

    Get Price >>
  • LEACHING OF A Cu Co ORE FROM CONGO USING . doiSerbia

    leachability of Cu and Co using sulphuric acid and hydrogen peroxide mixtures at . Keywords: Cu Co ores; Leaching; Sulphuric acid; Hydrogen peroxide;.

    Get Price >>
  • Leaching Efficiency Through Pretreatment Using Hydrogen .

    Apr 6, 2017 . Both sulfuric acid and hydrogen peroxide showed a significant . peroxide (H2O2) removes the competing metals (mainly copper) and enhances .. (Indeed, like in bio oxidation of gold bearing arsenopyritic ores, the objective.

    Get Price >>
  • Dissolution of copper and iron from malachite ore and precipitation .

    Keywords. Malachite ore. Copper. Iron. Leaching. Precipitation . For that reason sulfuric acid is generally preferred as leaching agent for oxidized copper ore in the . Then, the impure copper solution was treated with hydrogen peroxide.

    Get Price >>
  • Process development for recovery of copper and precious metals .

    Aug 5, 2013 . (1)Department of Mining and Metallurgical Engineering, Amirkabir . two consecutive sulfuric acid leaching steps in the presence of H2O2 as.

    Get Price >>
  • Leaching of chalcopyrite concentrate in hydrogen peroxide solution

    Keywords: chalcopyrite, dissolution, hydrogen peroxide, leaching, extraction . used in the production of sulphuric acid, it causes storage and transportation problems. Chalcopyrite is the most abundant copper mineral and the most refractory.

    Get Price >>
  • Sulphuric acid leaching of zinc and copper from Nigerian . SAIMM

    The leaching of zinc and copper from Nigerian bulk sulphide ore with sulphuric acid in the presence of hydrogen peroxide was studied. The aim of the study was.

    Get Price >>
  • Leaching Efficiency Through Pretreatment Using Hydrogen .

    Apr 6, 2017 . Both sulfuric acid and hydrogen peroxide showed a significant . peroxide (H2O2) removes the competing metals (mainly copper) and enhances .. (Indeed, like in bio oxidation of gold bearing arsenopyritic ores, the objective.

    Get Price >>
  • investigations on the mechanisms of sulfuric acid leaching of .

    Oct 1, 2009 . The sulfuric acid leaching behavior of chalcopyrite in the presence of of sulfide ore using hydrogen peroxide in conjunction with sulfuric acid .. Effects of Hydrogen Peroxide Concentration on Copper and Iron Dissolution.

    Get Price >>
  • LEACHING OF METALS FROM WASTE PRINTED CIRCUIT BOARDS

    Copper leaching was increased for sulfuric acid concentrations up to 1.2 mol/L and hydrogen peroxide .. hydrogen peroxide as the leachant or at 5 h using.

    Get Price >>
  • Leaching of Sphalerite with Hydrogen Peroxide and Nitric Acid

    diecastings, as an alloying metal with copper to make brass, and as chemical . The leaching of pyrite, a typical sulphide mineral by hydrogen peroxide in acid .. (68kJ/mol) has been reported for the dissolution of pyrite in H2O2 in H2SO4.

    Get Price >>
  • Dissolution Kinetics of Chalcopyrite with Hydrogen Peroxide . pierre

    of hydrogen peroxide and sulphuric acid as well as particle size, were studied. The disso . phide of copper, nickel and iron has been investi gated by several authors.5,6 . gangue in the ore is unaffected by most leaching agents; whereas in.

    Get Price >>
  • LEACHING OF A Cu Co ORE FROM CONGO USING . doiSerbia

    leachability of Cu and Co using sulphuric acid and hydrogen peroxide mixtures at . Keywords: Cu Co ores; Leaching; Sulphuric acid; Hydrogen peroxide;.

    Get Price >>
  • investigations on the mechanisms of sulfuric acid leaching of .

    Oct 1, 2009 . The sulfuric acid leaching behavior of chalcopyrite in the presence of of sulfide ore using hydrogen peroxide in conjunction with sulfuric acid .. Effects of Hydrogen Peroxide Concentration on Copper and Iron Dissolution.

    Get Price >>
  • Comparing the extent of the dissolution of copper cobalt ores from .

    Keywords: leaching, copper, cobalt, sulphuric acid, hydrogen peroxide, tartaric . The main cobalt bearing mineral in the copper cobalt oxide ore deposits of the.

    Get Price >>
  • (PDF) Investigations on the mechanisms of sulfuric acid leaching of .

    of iron and effective recovery of copper and zinc from the leach. Downloaded . ore using hydrogen peroxide in conjunction with sulfuric acid has. proved to be.

    Get Price >>
  • Copper extraction from electronic scraps by an oxidative . Cetem

    Centre for Mineral Technology, CETEM, Brazil . The copper leaching rate was .. As mentioned before in this work, sulphuric acid and hydrogen peroxide were.

    Get Price >>
  • The Leaching of Dolomitic Copper Ore Using Sulphuric Acid Under .

    The sulphuric acid was found to be effective in recovering copper from chalcopyrite with efficiencies of 72 to 93 . mitic copper ore using H2SO4 as the leaching reagent. .. the presence of hydrogen peroxide, The Journal of the Southern.

    Get Price >>
  • Hydrometallurgical Treatment for Mixed Waste Battery Material

    The cobalt nickel copper enriched liquid was finally obtained. . permanganate or hydrogen peroxide oxidation during acid leaching of indium . sulfuric acid + 5 vol% hydrogen peroxide (H2O2), (2) 2.5 mol/L citric acid + 5 vol% H2O2, (3) 2.5.

    Get Price >>
  • Dissolution Kinetics of Chalcopyrite with Hydrogen Peroxide . pierre

    of hydrogen peroxide and sulphuric acid as well as particle size, were studied. The disso . phide of copper, nickel and iron has been investi gated by several authors.5,6 . gangue in the ore is unaffected by most leaching agents; whereas in.

    Get Price >>
  • Leaching of Metals from Spent Lithium Ion Batteries "2279 MDPI

    Oct 31, 2017 . 23% (w/w) cobalt, 3% (w/w) lithium, and 15% (w/w) nickel, copper, . Keywords: lithium ion batteries; leaching; mineral acids; organic acids; reducing .. [H2SO4] = 2 M, slurry density was 10% (w/v), T = 70 C (H2O2) or 80 C.

    Get Price >>
  • (PDF) Investigations on the mechanisms of sulfuric acid leaching of .

    of iron and effective recovery of copper and zinc from the leach. Downloaded . ore using hydrogen peroxide in conjunction with sulfuric acid has. proved to be.

    Get Price >>
  • The Leaching of Dolomitic Copper Ore Using Sulphuric Acid Under .

    The sulphuric acid was found to be effective in recovering copper from chalcopyrite with efficiencies of 72 to 93 . mitic copper ore using H2SO4 as the leaching reagent. .. the presence of hydrogen peroxide, The Journal of the Southern.

    Get Price >>
  • Related Products