3716458

Information

• Patent Grant
• 3716458

• References
• Source

• Patent Number

  3,716,458

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1973
  51 years ago

• CPC

  • C02F1/048 - Purification of waste water by evaporation
  • B01D1/26 - Multiple-effect evaporating
  • C02F1/045 - for obtaining ultra-pure water
  • C02F11/00 - Treatment of sludge Devices therefor
  • C02F11/002 - Sludge treatment using liquids immiscible with water
  • Y10S159/33 - Two liquids, one a heat carrier

• US Classifications

  • 159 - Concentrating evaporators
  • 202 - Distillation: apparatus
  • 203 - Distillation: processes, separatory