2855288

Information

• Patent Grant
• 2855288

• References
• Source

• Patent Number

  2,855,288

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1958
  66 years ago

• CPC

  • C22B19/02 - Preliminary treatment of ores Preliminary refining of zinc oxide
  • C22B1/10 - in fluidised form
  • C22B13/02 - by dry processes
  • C22B17/02 - by dry processes

• US Classifications

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