2788646

Information

• Patent Grant
• 2788646

• References
• Source

• Patent Number

  2,788,646

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1957
  68 years ago

• CPC

  • F25J3/04242 - Cold end purification of the feed air
  • F25J3/04254 - using the cold stored in external cryogenic fluids
  • F25J3/0429 - of feed air
  • F25J3/04412 - in a classical double column flowsheet
  • F25J3/04478 - for controlling purposes
  • F25J3/04496 - for compensating variable air feed or variable product demand by alternating between periods of liquid storage and liquid assist
  • F25J3/04836 - Variable air feed, i.e. "load" or product demand during specified periods
  • F25J3/04957 - and inter-connecting equipments upstream of the fractionation unit (s)
  • F25J2205/24 - using regenerators, cold accumulators or reversible heat exchangers
  • F25J2205/30 - using a washing
  • F25J2205/60 - using adsorption on solid adsorbents
  • F25J2210/50 - Oxygen
  • F25J2215/02 - Mixing or blending of fluids to yield a certain product
  • F25J2215/50 - Oxygen or special cases
  • F25J2230/24 - Multiple compressors or compressor stages in parallel
  • F25J2230/40 - the fluid being air
  • F25J2235/50 - the fluid being oxygen
  • F25J2245/40 - the recycled stream being air
  • F25J2250/50 - One fluid being oxygen
  • F25J2290/62 - Details of storing a fluid in a tank
  • Y10S62/913 - Liquified gas

• US Classifications

  • 062 - Refrigeration