1304745

Information

• Patent Grant
• 1304745

• References
• Source

• Patent Number

  1,304,745

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1919
  105 years ago

• CPC

  • C01C3/0262 - from cyanides

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 202 - Distillation: apparatus
  • 203 - Distillation: processes, separatory
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing