1826431

Information

• Patent Grant
• 1826431

• References
• Source

• Patent Number

  1,826,431

• Date Filed

  Not available

• Date Issued

  Tuesday, October 6, 1931
  93 years ago

• CPC

  • C10C1/14 - Winning of tar oils from tar

• US Classifications

  • 568 - Organic compounds
  • 203 - Distillation: processes, separatory