2686139

Information

• Patent Grant
• 2686139

• References
• Source

• Patent Number

  2,686,139

• Date Filed

  Not available

• Date Issued

  Tuesday, August 10, 1954
  70 years ago

• CPC

  • B01F3/04262 - consisting of rigid porous or perforated material
  • B01F15/00032 - by means of jets of fluid
  • C02F3/20 - using diffusers
  • B01F2003/04319 - being tubes, tubular elements, cylindrical elements, set of tubes
  • B01F2003/04347 - being spirally wound, coiled tubes or spirally wound, coiled and joined bands, wires
  • Y02W10/15 - Aerobic processes

• US Classifications

  • 134 - Cleaning and liquid contact with solids
  • 239 - Fluid sprinkling, spraying, and diffusing
  • 261 - Gas and liquid contact apparatus