3380809

Information

• Patent Grant
• 3380809

• References
• Source

• Patent Number

  3,380,809

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1968
  56 years ago

• CPC

  • F25B9/004 - the refrigerant being air
  • C01B3/0089 - Ortho-para conversion
  • F25J1/001 - Hydrogen
  • F25J1/0037 - of a return stream
  • F25J1/004 - by flash gas recovery
  • F25J1/0045 - by vaporising a liquid return stream
  • F25J1/005 - by expansion of a gaseous refrigerant stream with extraction of work
  • F25J1/0052 - by vaporising a liquid refrigerant stream
  • F25J1/0072 - Nitrogen
  • F25J1/0208 - in combination with an internal quasi-closed refrigeration loop
  • F25J1/0265 - comprising cores associated exclusively with the cooling of a refrigerant stream
  • F25J2220/02 - Separating impurities in general from the feed stream
  • F25J2245/90 - the recycled stream being boil-off gas from storage

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 062 - Refrigeration