Metal extraction

From BioMineWiki

Processes in extractive metallurgy used to obtain a substance from a mixture or compound by chemical or physical or mechanical means. Extraction processes used in the mining industry include processes that are:

• pyrometallurgical:
  • Roasting
  • Smelting
  • Converting
• electrochemical:
  • Electrolysis
  • Electrowinning
• hydrometallurgical:
  • Leaching
  • Solvent extraction
  • Electrowinning

See also

• Unit process
• Unit operation