3724226

Information

• Patent Grant
• 3724226

• References
• Source

• Patent Number

  3,724,226

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1973
  51 years ago

• CPC

  • F25J3/0266 - separation of carbon dioxide
  • F25J1/0022 - Hydrocarbons
  • F25J1/0035 - by gas expansion with extraction of work
  • F25J1/0037 - of a return stream
  • F25J1/004 - by flash gas recovery
  • F25J1/0202 - in a quasi-closed internal refrigeration loop
  • F25J1/0278 - Unit being stationary
  • F25J1/0282 - Steam turbine as the prime mechanical driver
  • F25J1/0283 - Gas turbine as the prime mechanical driver
  • F25J1/0288 - using work extraction by mechanical coupling of compression and expansion of the refrigerant, so-called companders
  • F25J3/0209 - Natural gas or substitute natural gas
  • F25J3/0233 - separation of CnHm with 1 carbon atom or more
  • F25J3/0247 - separation of CnHm with 4 carbon atoms or more
  • F25J2200/72 - Refluxing the column with at least a part of the totally condensed overhead gas
  • F25J2200/74 - Refluxing the column with at least a part of the partially condensed overhead gas
  • F25J2205/04 - in the feed line
  • F25J2205/50 - using absorption
  • F25J2220/62 - Separating low boiling components
  • F25J2220/64 - Separating heavy hydrocarbons
  • F25J2220/66 - Separating acid gases
  • F25J2220/68 - Separating water or hydrates
  • F25J2240/02 - Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion)
  • F25J2245/02 - Recycle of a stream in general
  • F25J2270/06 - with multiple gas expansion loops
  • F25J2270/88 - Quasi-closed internal refrigeration or heat pump cycle, if not otherwise provided
  • F25J2290/72 - Processing device is used off-shore
  • Y02C10/12 - Capture by rectification and condensation

• US Classifications

  • 062 - Refrigeration