2856756

Information

• Patent Grant
• 2856756

• References
• Source

• Patent Number

  2,856,756

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1958
  66 years ago

• CPC

  • F25B9/14 - characterised by the cycle used
  • F25J3/042 - having an intermediate feed connection
  • F25J3/04278 - using external refrigeration units
  • F25J3/044 - using a single pressure main column system only
  • F25J3/0466 - as a parallel working rectification column or auxiliary column system in a single pressure main column system
  • F25J2200/50 - using multiple (re-)boiler-condensers at different heights of the column
  • F25J2230/08 - Cold compressor
  • F25J2270/12 - External refrigeration with liquid vaporising loop
  • F25J2270/42 - Quasi-closed internal or closed external nitrogen refrigeration cycle
  • F25J2270/50 - Quasi-closed internal or closed external oxygen refrigeration cycle
  • F25J2270/908 - by regenerative chillers, i.e. oscillating or dynamic systems
  • Y10S62/907 - Insulation

• US Classifications

  • 062 - Refrigeration