Germanium Gallium Leaching

  • Zinc Germanium Process

    Zinc Germanium Process

    The invention discloses a method for directly leaching zinc and recovering gallium, germanium and indium from zinc sulfide concentrate. The . Yunnan Chihong Zinc Germanium Co., Ltd .

  • Acid Leaching Extraction of Ga and Ge

    Acid Leaching Extraction of Ga and Ge

    Abstract The Bureau of Mines recently investigated sulfuric acid leaching to extract gallium and germanium from a zinc processing residue containing % Ga and ...

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    Oxalic acid leaching process of zinc powder replacement residue containing gallium and germanium. LIU Fupeng, ...

  • Gallium Mining Germanium

    Gallium Mining Germanium

    Gallium Mining Germanium; ... 173395 Sulfuric Acid Leaching Of A Germanium Gallium Ore The Bureau of Mines investigated germanium and ...

  • minerals (1).pdf | Germanium | Gasification

    minerals (1).pdf | Germanium | Gasification

    One fundamental stage of the process was the germanium leaching performed in a reactor ... Recovery of gallium and vanadium from gasification fly ash. J ...

  • Patent CNA Method for directly leaching zinc ...

    Patent CNA Method for directly leaching zinc ...

    The invention discloses a method for directly leaching zinc and recovering gallium, germanium and indium from zinc sulfide concentrate. The method comprises the ...

  • Browse subject: Gallium | The Online Books Page

    Browse subject: Gallium | The Online Books Page

    Extraction of Germanium and Gallium from Coal Fly Ash and Phosphorus Furnace ... Alumina recovery from copper dump leaching liquors using a supported liquid ...

  • sulfuric acid ore

    sulfuric acid ore

    Sulfuric acid leaching of a germanium gallium . The Bureau of Mines investigated germanium and gallium extraction from an ore containing pct ge and pct ga. While previous researchers concluded that ...

  • germanium gallium extraction

    germanium gallium extraction

    The Bureau of Mines recently investigated sulfuric acid leaching to extract gallium and germanium from a zinc processing residue containing % Ga and % Ge. Germanium and Gallium Extraction from .

  • The results show that increasing sulfuric acid concentration till 156 g/L benefits the leaching of gallium and germanium. Above this point, the leaching rate of germanium will decrease. The increase of leaching time or temperature has little influence on the leaching rates of gallium and germanium, but the filterabilities of leaching residues ...

  • Recovery of Gallium and Germanium from Hydrometallurgical ...

    Recovery of Gallium and Germanium from Hydrometallurgical ...

    The results showed that the gallium and germanium contacted with ... Comprehensive Recovery Technology and Development of Gallium and Germanium from Leaching ...

  • RECOVERY OF GERMANIUM FROM LEAD BLAST

    RECOVERY OF GERMANIUM FROM LEAD BLAST

    RECOVERY OF GERMANIUM FROM LEAD BLAST ... Gallium ... In alkaline leaching of arsenic the behaviour of sample smelted at 1300°C is

  • Patent US Process for recovery of gallium ...

    Patent US Process for recovery of gallium ...

    The present invention relates to a process for the recovery of gallium ... excepting germanium ... to bauxite leaching. The gallium loaded organic ...

  • Abstract:Extraction of gallium and germanium from zinc leaching residue was carried out by hotacid leaching. The effects of leaching agent(sulfuric acid), leaching temperature, leaching time, L/S ratio and agitation speed on the leaching rate of Ga and Ge were examined, while the thermodynamics and dynamic mechanism for the leaching were ...

  • Optimization of gallium and germanium extraction from ...

    Optimization of gallium and germanium extraction from ...

    The Bureau of Mines studied the extraction of gallium and germanium from hydrometallurgical zinc ... germanium extraction. Leaching ... gallium and germanium ...

  • US Patent # 6,319,483. Gallium and/or indium separation ...

    US Patent # 6,319,483. Gallium and/or indium separation ...

    Gallium and/or indium separation and concentration method ... and leaching, a galliumcontaining jarosite to ... thereby separating at least germanium from the gallium.

  • Bioleaching of Nickel, Vanadium and Molybdenum from Spent ...

    Bioleaching of Nickel, Vanadium and Molybdenum from Spent ...

    Zinc, copper, indium, gallium and germanium dissolution rates were rather identical with both methods. In reactor experiments, the zinc and copper yields were higher than in flask experiments resulting at best in the leaching yield of 35% and 38% for zinc and copper, respectively.

  • Biomining of gallium and germanium containing ores ...

    Biomining of gallium and germanium containing ores ...

    Jul 09, 1991· Disclosed is a high temperature process (>60° C.) for leaching selected metal compounds gallium or germanium from ore containing those compounds.

  • sulfuric acid leach cadmium

    sulfuric acid leach cadmium

    cadmium,gallium,and germanium ocurrences in ia,basic sampling stage counter current sulfuric acid leach system,optimum extraction of More Details kinetics of sulfuric acid leaching .

  • Minerals | Free FullText | Characterization of Germanium ...

    Minerals | Free FullText | Characterization of Germanium ...

    Improvement of Gold Leaching from a Refractory Gold ... Please select whether you prefer to view the MDPI pages with a view tailored for ... gallium, and germanium.

  • GERMANIUM Regenerative Nutrition

    GERMANIUM Regenerative Nutrition

    Germanium is as old as the earth's crust, ... coke was banned because of leaching problems. It was discovered, however, that the addition of

  • Zinc Wikipedia

    Zinc Wikipedia

    Zinc: Gallium: Germanium: Arsenic: Selenium: ... which produces an isotope of gallium. ... which is necessary for the leaching process. If deposits of zinc carbonate, ...