3180709

Information

• Patent Grant
• 3180709

• References
• Source

• Patent Number

  3,180,709

• Date Filed

  Not available

• Date Issued

  Tuesday, April 27, 1965
  59 years ago

• CPC

  • F25J1/0017 - Oxygen
  • F25J1/0005 - Light or noble gases
  • F25J1/0007 - Helium
  • F25J1/001 - Hydrogen
  • F25J1/0012 - Primary atmospheric gases
  • F25J1/0015 - Nitrogen
  • F25J1/002 - Argon
  • F25J1/0022 - Hydrocarbons
  • 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
  • F25J1/0201 - using only internal refrigeration means
  • F25J1/0202 - in a quasi-closed internal refrigeration loop
  • F25J1/0204 - as a single flow SCR cycle
  • F25J1/0224 - in combination with an internal quasi-closed refrigeration loop
  • F25J1/0254 - controlling particular process parameter
  • F25J2210/06 - Splitting of the feed stream
  • F25J2210/42 - Nitrogen
  • F25J2215/32 - Neon
  • F25J2240/02 - Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion)
  • F25J2240/40 - Expansion without extracting work, i.e. isenthalpic throttling
  • F25J2290/12 - Particular process parameters like pressure, temperature, ratios

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 062 - Refrigeration