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germanium gallium extraction bolivia

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Gallium is conventionally obtained as a byproduct of aluminum and germanium as byproduct of zinc processing An exception to this rule is the Apex Mine ore which has served as the only primary source in the world for direct production of gallium and germanium... As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.

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  • Gallium Solvent Extraction

    Recently details of a study optimizing gallium and germanium extraction from zinc residues using H2SO4 leaches was published In the process filtrates containing gallium and germanium along with other impurities such as iron copper zinc and cadmium are produced The focus of this paper is the recovery of gallium from these solutions

  • EP0265356B1 Extraction of gallium from bayer solutions

    EP0265356B1 EP87420285A EP87420285A EP0265356B1 EP 0265356 B1 EP0265356 B1 EP 0265356B1 EP 87420285 A EP87420285 A EP 87420285A EP 87420285 A EP87420285 A EP 87420285A EP 0265356 B1 EP0265356 B1 EP 0265356B1 Authority EP European Patent Office Prior art keywords resin gallium impregnated characterised method according Prior art date 19861024 Legal

  • Germanium and Gallium Extraction from Gasification Fly

    Germanium and gallium extraction tests To achieve a high and regular Ge andor Ga extractable yield regardless of the operational conditions of the IGCC plant 8 extractants were sele cted H 2 O NaOH HCl H 2 SO 4 H 2 O 2 lime oxalic acid H 2 C 2 O 4 and catechol C 6 H 6 O 2 These extractants

  • Germanium Gallium Extraction

    Germanium gallium ore leaching with sulfuric acid for optimum gallium and germanium extraction a twostage countercurrent leach system was devised to adequately control the solution acidity at operating conditions of 1000 kg h2so4mt ore 20 solids and 90 c 96 of the gallium and 85 of the germanium in the ore were extracted

  • THE extraction and refining of germanium and gallium

    The fluedust process involves smelting to recover the rare elements in a metallic regulus dissolution of this regulus in ferric chloride solution with the aid of chlorine distillation of crude

  • Study on Extracting of Germanium with Trioctylamine

    Optimization of Gallium and Germanium Extraction from Hydrometallurgical Zinc Residues J Light met 1989983989 4 He Li Jiang and Arpad E Torma Extraction of Gallium and Germanium from a supergenic ore J Light metals 1989971981 5 Megan P Acid leaching extraction of Ga and Ge JJMet 1987396 4045 6

  • Germanium Gallium Ore Leaching with Sulfuric Acid

    For optimum gallium and germanium extraction a twostage countercurrent leach system was devised to adequately control the solution acidity At operating conditions of 1000 kg H2SO4mt ore 20 solids and 90 °C 96 of the gallium and 85 of the germanium in the ore were extracted

  • Production scale purification of Ge68 and Zn65 from

    Germanium68 Ge68 is produced by proton irradiation of a gallium metal target purified by organic extraction and used in a medical isotope generator to produce Gallium68 PET imaging agents The purpose of this work was to implement a production scale separation of Ge68 and Zn65 that does not use organic solvents and uses a limited number of columns


    extraction of gallium increased to over 95 percent while ger manium extraction reached a peak of 71 percent after which it decreased to less then 50 percent The percentage of in crease of germanium extraction is low because some of the ore is locked in quartz where it can not be attacked and leached by the acid The mine has not reopened

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