3707849

Information

• Patent Grant
• 3707849

• References
• Source

• Patent Number

  3,707,849

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1973
  52 years ago

• CPC

  • F17C9/04 - Recovery of thermal energy
  • F25J3/04224 - Cores associated with a liquefaction or refrigeration cycle
  • F25J3/04266 - and being liquefied hydrocarbons
  • F25J3/04351 - of nitrogen
  • F25J3/04412 - in a classical double column flowsheet
  • F17C2221/014 - Nitrogen
  • F17C2221/031 - Air
  • F17C2227/0393 - using a vaporiser
  • F17C2265/015 - by separating
  • Y10S62/912 - External refrigeration system

• US Classifications

  • 062 - Refrigeration