2816822

Information

• Patent Grant
• 2816822

• References
• Source

• Patent Number

  2,816,822

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1957
  67 years ago

• CPC

  • B01D9/004 - Fractional crystallisation; Fractionating or rectifying columns
  • B01J3/04 - Pressure vessels
  • C07C7/14 - by crystallisation Purification or separation of the crystals
  • Y10S159/24 - Critical

• US Classifications

  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 062 - Refrigeration
  • 159 - Concentrating evaporators
  • 417 - Pumps