3868731

Information

• Patent Grant
• 3868731

• References
• Source

• Patent Number

  3,868,731

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1975
  49 years ago

• CPC

  • E03D11/11 - Bowls combined with a reservoir
  • C02F1/048 - Purification of waste water by evaporation
  • E03D5/016 - with recirculation of bowl-cleaning fluid
  • C02F2103/005 - Black water originating from toilets
  • Y10S4/19 - Liquid-solid separators
  • Y10S203/05 - Human waste

• US Classifications

  • 004 - Baths, closets, sinks, and spittoons
  • 203 - Distillation: processes, separatory