2744857

Information

• Patent Grant
• 2744857

• References
• Source

• Patent Number

  2,744,857

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1956
  68 years ago

• CPC

  • C07D213/06 - containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
  • C10C1/20 - Refining by chemical means inorganic or organic compounds

• US Classifications

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