3651646

Information

• Patent Grant
• 3651646

• References
• Source

• Patent Number

  3,651,646

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1972
  52 years ago

• CPC

  • B01F3/04255 - having elements opening under air pressure
  • C02F3/201 - Perforated, resilient plastic diffusers
  • E02B1/003 - Mechanically induced gas or liquid streams in seas, lakes or water-courses for forming weirs or breakwaters; making or keeping water surfaces free from ice, aerating or circulating water
  • Y02W10/15 - Aerobic processes

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 210 - Liquid purification or separation
  • 261 - Gas and liquid contact apparatus