Metal recovery from electroplating sludge by using thermit reaction with aluminum in aluminum dross wastes.

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Other Title
  • アルミニウムドロスとのテルミット反応を利用しためっきスラッジからの金属回収

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Description

For the present, both electroplating sludge and aluminum dross are treated as waste substances. In this work, metallic nickel recovery from the nickel electroplating sludge was investigated by applying the thermit reaction between NiO in the sluge and Al in the aluminum dross. For industrial application, a coke-bed type blust furnace was used, and the briquettes made from the burned sludge powder and the dross powder were throwed in the furnace. Metallic nickel could be efficiently recovered by the thermit reaction. Continuous utilization of thermit reaction in the blust furnace was ascertained to be possible by the operation controll to keep the constant temperature in the furnace from overheating owing to the exothermic reaction. Environmental safeties for slag and exhaust gas were also ascertained by the elution test and the gas analysis.

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Details 詳細情報について

  • CRID
    1390001206335955968
  • NII Article ID
    130004481506
  • DOI
    10.2464/jilm.51.188
  • COI
    1:CAS:528:DC%2BD3MXisFKiu74%3D
  • ISSN
    18808018
    04515994
  • Text Lang
    ja
  • Data Source
    • JaLC
    • Crossref
    • CiNii Articles
  • Abstract License Flag
    Disallowed

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