3736762

Information

• Patent Grant
• 3736762

• References
• Source

• Patent Number

  3,736,762

• Date Filed

  Not available

• Date Issued

  Tuesday, June 5, 1973
  51 years ago

• CPC

  • F25J3/04284 - using internal refrigeration by open-loop gas work expansion
  • F25J3/04242 - Cold end purification of the feed air
  • F25J3/044 - using a single pressure main column system only
  • F25J2200/72 - Refluxing the column with at least a part of the totally condensed overhead gas
  • F25J2205/24 - using regenerators, cold accumulators or reversible heat exchangers
  • F25J2205/60 - using adsorption on solid adsorbents
  • F25J2205/84 - using filter
  • F25J2250/40 - One fluid being air
  • F25J2250/42 - One fluid being nitrogen
  • F25J2250/52 - One fluid being oxygen enriched compared to air

• US Classifications

  • 062 - Refrigeration