3661542

Information

• Patent Grant
• 3661542

• References
• Source

• Patent Number

  3,661,542

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1972
  52 years ago

• CPC

  • F17C7/04 - with change of state
  • F17C9/02 - with change of state
  • F25J1/0022 - Hydrocarbons
  • F25J1/0221 - using the cold stored in an external cryogenic component in an open refrigeration loop
  • F25J1/0232 - integration within a pressure letdown station of a high pressure pipeline system
  • F25J1/0251 - Intermittent or alternating process, so-called batch process
  • F25J1/0254 - controlling particular process parameter
  • F25J1/0261 - Details of cold box insulation, housing and internal structure
  • F25J1/0275 - adapted for special use of the liquefaction unit
  • F17C2201/0119 - with flat end-piece
  • F17C2201/06 - Vessel construction using filling material in contact with the handled fluid
  • F17C2223/0153 - Liquefied gas
  • F17C2225/0123 - gaseous
  • F25J2205/20 - using solidification of components
  • F25J2205/24 - using regenerators, cold accumulators or reversible heat exchangers
  • F25J2280/40 - Control of freezing of components
  • F25J2290/44 - Particular materials used
  • F25J2290/62 - Details of storing a fluid in a tank

• US Classifications

  • 048 - Gas: heating and illuminating
  • 062 - Refrigeration
  • 252 - Compositions