Global ETD Search
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Showing 1 to 7 of 7 for “"Acidithiobacillus ferrooxidans"”.
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Optimización del método de visualización de lipopolisacárido de acidithiobacillus ferrooxidans ATCC 23270 por medio de electroforesis en genes de poliacrilamina
Acidithlobacitus ferrooxidans es una bacteria Gram-negativa quimiolitotrofica que participa en el consorcio bacteriano de biolixivacion de minerales. La adherencia de los microorganismos al mineral es determinante en la eficiencia del mecanismo directo de biolixivacion. Existen antecedentes que …
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Oxygen and sulfur isotope fractionation by acidithiobacillus ferrooxidans during aerobic and anaerobic oxidation of copper sulfide minerals under simulated acid mine drainage conditions
Includes bibliographical references (pages 86-94).
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Estudio de procesos para la solubilización y precipitación de iones metálicos contaminantes mediante bacterias azufre-oxidantes y sulfatoreductoras
… are the most important, in particular, the genus Acidithiobacillus . Besides, these bacteria can reduce Cr(VI) to Cr(III) a more stable and less toxic heavy metal ion.The bioprecipitation allows the transformation of soluble metallic compounds in other insoluble and more stable compounds. …
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Biooxidation and Thiocyanate Leaching of Refractory Gold Ore in One-Step
… by combining acidic biooxidation (a mixture of Acidithiobacillus ferrooxidans, Acidithiobacillus thiooxidans and Leptospirillum ferrooxidans) and acidic thiocyanate leaching in one system to avoid neutralization and minimize the complexity of the process. Furthermore, thiocyanate leaching …
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Kombination der mikrobiologischen Prozesse Bioleaching und saure Phosphorrückgewinnung sowie ihr Einsatz im Rahmen von Dekontamination und Rohstoffrückgewinnung aus schwermetall-belasteten Feststoffen
… into biomass by newly AEDS bacterial consortium (Acidithiobacillus enriched digested sludge) is an alternative technique to common physical/chemical processes. The biotechnological process combination is geared to the enhanced biological phosphorus removal (EBPR) in the waste water treatment. In …
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An investigation into bioleaching of uranium and rare earth elements from quartz-pebble conglomerate ores from Elliot Lake, Ontario
Biogeochemical mineral dissolution, the microbial-assisted dissolution of minerals, is an effective method for economically promoting the release of metals of interest from ores and mine waste materials. As the low-grade ores of the Elliot Lake region may be suitable for development of a …
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An investigation into the use of batch experiments in the determination of the kinetics of ferrous-iron oxidation by Leptospirillum ferrooxidans
… ferrous-iron oxidation by Leptospirillum ferrooxidans in batch culture and compare these results with those previously obtained in continuous culture. An additional objective was to assess the validity of a variable maintenance equation by a re-evaluation of previously published literature …