3505172

Information

• Patent Grant
• 3505172

• References
• Source

• Patent Number

  3,505,172

• Date Filed

  Not available

• Date Issued

  Tuesday, April 7, 1970
  54 years ago

• CPC

  • C02F1/045 - for obtaining ultra-pure water
  • B01D1/0017 - Use of electrical or wave energy
  • B01D1/22 - by bringing a thin layer of the liquid into contact with a heated surface
  • Y10S159/06 - Infrared
  • Y10S159/15 - Special material

• US Classifications

  • 202 - Distillation: apparatus
  • 159 - Concentrating evaporators
  • 203 - Distillation: processes, separatory
  • 392 - Electric resistance heating devices