2789034

Information

• Patent Grant
• 2789034

• References
• Source

• Patent Number

  2,789,034

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1957
  68 years ago

• CPC

  • C22B1/10 - in fluidised form
  • C01B17/52 - by roasting sulfides
  • Y10S159/03 - Fluidized bed

• US Classifications

  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 023 - Chemistry: physical processes
  • 034 - Drying and gas or vapor contact with solids
  • 159 - Concentrating evaporators
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 423 - Chemistry of inorganic compounds
  • 432 - Heating