3260057

Information

• Patent Grant
• 3260057

• References
• Source

• Patent Number

  3,260,057

• Date Filed

  Not available

• Date Issued

  Tuesday, July 12, 1966
  58 years ago

• CPC

  • C07C7/04 - by distillation
  • F25J3/0219 - Refinery gas, cracking gas, coke oven gas, gaseous mixtures containing aliphatic unsaturated CnHm or gaseous mixtures of undefined nature
  • F25J3/0233 - separation of CnHm with 1 carbon atom or more
  • F25J3/0238 - separation of CnHm with 2 carbon atoms or more
  • F25J2200/02 - in a single pressure main column system
  • F25J2200/10 - in a quadruple, or more, column or pressure system
  • F25J2200/30 - using a side column in a single pressure column system
  • F25J2200/34 - using a side column fed by a stream from the low pressure column
  • F25J2200/70 - Refluxing the column with a condensed part of the feed stream
  • F25J2200/72 - Refluxing the column with at least a part of the totally condensed overhead gas
  • F25J2200/76 - Refluxing the column with condensed overhead gas being cycled in a quasi-closed loop refrigeration cycle
  • F25J2200/78 - Refluxing the column with a liquid stream originating from an upstream or downstream fractionator column
  • F25J2205/30 - using a washing
  • F25J2210/12 - Refinery or petrochemical off-gas
  • F25J2210/14 - Coke-ovens gas
  • F25J2215/62 - Ethane or ethylene
  • F25J2270/02 - Internal refrigeration with liquid vaporising loop
  • Y02P20/152 - CO2

• US Classifications

  • 062 - Refrigeration
  • 203 - Distillation: processes, separatory
  • 585 - Chemistry of hydrocarbon compounds