3700219

Information

• Patent Grant
• 3700219

• References
• Source

• Patent Number

  3,700,219

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1972
  52 years ago

• CPC

  • C10B21/18 - Recirculating the flue gases

• US Classifications

  • 432 - Heating
  • 202 - Distillation: apparatus