3755142

Information

• Patent Grant
• 3755142

• References
• Source

• Patent Number

  3,755,142

• Date Filed

  Not available

• Date Issued

  Tuesday, August 28, 1973
  51 years ago

• CPC

  • C02F3/207 - with axial thrust propellers
  • B01F3/04588 - the stirrer rotating about a horizontal axis; Stirrers therefor
  • B01F3/04609 - with tubes surrounding the stirrer
  • B01F3/0876 - by injecting a mixture of liquid and gas
  • B01F13/0049 - Floating
  • C02F3/26 - using pure oxygen or oxygen-rich gas
  • C02F7/00 - Aeration of stretches of water
  • B01F7/00341 - Propellers, i.e. stirrers having an axial outflow
  • B01F7/02 - with stirrers rotating about a horizontal or inclined axis
  • B01F7/16 - with stirrers rotating about a substantially vertical axis
  • B01F2003/04581 - through a separate hollow guide substantially parallel with the stirrer element
  • B01F2003/04716 - the gas being introduced in front of the stirrer
  • Y02W10/15 - Aerobic processes

• US Classifications

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