Valuable metals from zinc manufacturing waste

 

  NEED
  • Jarosite (zinc manufacturing waste) contains valuable metals beyond the content of virgin ores; the metals are currently lost when stored in heaps that also need additional and costly managing and monitoring.
  SOLUTION
  • A hydrometallurgical leaching method to extract concentrates of silver and lead, zinc, and iron
  BENEFITS
  • Valorizes silver, lead, zinc and iron from waste as concentrates tradable in the metals market
  • Remediates jarosite heaps
  • Provides a profitable business opportunity for zinc manufacturers or recycling businesses
  PATENT PUBLICATIONSValuable metals from zinc manufacturing waste
  • Patent pending
    
  PUBLICATIONS

 
TRL 3. Analytical and experimental critical function of concept.

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Emailinfo@vtt.fi
Tel.+358 20 722 7070
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P.O. Box 1000, FI-02044 VTT, Finland
Tel. exchange +358 20 722 111
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CUSTOMER SERVICE

info@vtt.fi
Tel. +358 20 722 7070
Opening hours Mon - Fri 9:00 - 11:00 and 12:00 - 15:00,
UTC +2 time zone