2667044

Information

• Patent Grant
• 2667044

• References
• Source

• Patent Number

  2,667,044

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1954
  71 years ago

• CPC

  • F25J3/04878 - Side by side arrangement of multiple vessels in a main column system, wherein the vessels are normally mounted one upon the other or forming different sections of the same column
  • F25J3/04018 - of main feed air
  • F25J3/0403 - of nitrogen
  • F25J3/04145 - Mechanically coupling of different compressors of the air fractionation process to the same driver(s)
  • F25J3/04224 - Cores associated with a liquefaction or refrigeration cycle
  • F25J3/0423 - Subcooling of liquid process streams
  • F25J3/04357 - and comprising a gas work expansion loop
  • F25J3/04393 - using multiple or multistage gas work expansion
  • F25J3/04412 - in a classical double column flowsheet
  • F25J2205/24 - using regenerators, cold accumulators or reversible heat exchangers
  • F25J2235/50 - the fluid being oxygen
  • F25J2235/52 - the fluid being oxygen enriched compared to air ("crude oxygen")

• US Classifications

  • 062 - Refrigeration