3854914

Information

• Patent Grant
• 3854914

• References
• Source

• Patent Number

  3,854,914

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1974
  49 years ago

• CPC

  • F25J3/028 - separation of noble gases
  • F25J3/029 - of helium
  • F25J3/04642 - Recovering noble gases from air
  • F25J2200/80 - using integrated mass and heat exchange
  • F25J2205/20 - using solidification of components
  • F25J2205/24 - using regenerators, cold accumulators or reversible heat exchangers
  • F25J2205/40 - using hybrid system
  • F25J2205/60 - using adsorption on solid adsorbents
  • F25J2210/40 - Air or oxygen enriched air
  • F25J2210/42 - Nitrogen
  • F25J2215/30 - Helium
  • F25J2215/32 - Neon
  • F25J2270/02 - Internal refrigeration with liquid vaporising loop
  • F25J2270/12 - External refrigeration with liquid vaporising loop
  • F25J2270/14 - External refrigeration with work-producing gas expansion loop
  • F25J2270/60 - Closed external refrigeration cycle with single component refrigerant [SCR]
  • F25J2270/904 - by liquid or gaseous cryogen in an open loop
  • Y10S62/923 - Inert gas

• US Classifications

  • 062 - Refrigeration