3839156

Information

• Patent Grant
• 3839156

• References
• Source

• Patent Number

  3,839,156

• Date Filed

  Not available

• Date Issued

  Tuesday, October 1, 1974
  50 years ago

• CPC

  • C10B21/18 - Recirculating the flue gases

• US Classifications

  • 201 - Distillation: processes, thermolytic
  • 202 - Distillation: apparatus