2989186

Information

• Patent Grant
• 2989186

• References
• Source

• Patent Number

  2,989,186

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1961
  63 years ago

• CPC

  • C02F3/203 - Swing diffusers
  • Y02W10/15 - Aerobic processes
  • Y10S261/47 - Swing diffusers

• US Classifications

  • 210 - Liquid purification or separation
  • 261 - Gas and liquid contact apparatus