3494833

Information

• Patent Grant
• 3494833

• References
• Source

• Patent Number

  3,494,833

• Date Filed

  Not available

• Date Issued

  Tuesday, February 10, 1970
  55 years ago

• CPC

  • C10B21/22 - by introducing the heating gas and air at various levels

• US Classifications

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