1679337

Information

• Patent Grant
• 1679337

• References
• Source

• Patent Number

  1,679,337

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1928
  96 years ago

• CPC

  • C22B1/08 - Chloridising roasting
  • C22B15/0023 - Segregation
  • C22B15/0078 - with ammoniacal solutions
  • Y02P10/236 - of Cu

• US Classifications

  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 209 - Classifying, separating, and assorting solids
  • 423 - Chemistry of inorganic compounds