3854291

Information

• Patent Grant
• 3854291

• References
• Source

• Patent Number

  3,854,291

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1974
  50 years ago

• CPC

  • E03F5/14 - Devices for separating liquid or solid substances from sewage
  • B01D23/16 - Sand or gravel filters
  • E02B8/023 - Arresting devices for waterborne materials
  • B01D2201/10 - Filtration under gravity in large open drainage basins

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 210 - Liquid purification or separation