2939293

Information

• Patent Grant
• 2939293

• References
• Source

• Patent Number

  2,939,293

• Date Filed

  Not available

• Date Issued

  Tuesday, June 7, 1960
  64 years ago

• CPC

  • F25J3/02 - by rectification
  • F25J2210/12 - Refinery or petrochemical off-gas
  • Y10S203/07 - Start up or shut down

• US Classifications

  • 062 - Refrigeration
  • 203 - Distillation: processes, separatory