2916497

Information

• Patent Grant
• 2916497

• References
• Source

• Patent Number

  2,916,497

• Date Filed

  Not available

• Date Issued

  Tuesday, December 8, 1959
  65 years ago

• CPC

  • C07D209/06 - Preparation of indole from coal-tar

• US Classifications

  • 548 - Organic compounds
  • 203 - Distillation: processes, separatory
  • 208 - Mineral oils: processes and products
  • 585 - Chemistry of hydrocarbon compounds