3857767

Information

• Patent Grant
• 3857767

• References
• Source

• Patent Number

  3,857,767

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1974
  50 years ago

• CPC

  • C22B1/10 - in fluidised form
  • C22B15/0015 - Oxidizing roasting
  • C22B15/0069 - containing halogen
  • Y02P10/234 - by hydro metallurgy
  • Y02P10/236 - of Cu

• US Classifications

  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
  • 423 - Chemistry of inorganic compounds