1873793

Information

• Patent Grant
• 1873793

• References
• Source

• Patent Number

  1,873,793

• Date Filed

  Not available

• Date Issued

  Tuesday, August 23, 1932
  92 years ago

• CPC

  • C01B17/94 - Recovery from nitration acids
  • C01B17/88 - Concentration of sulfuric acid
  • C01B21/46 - Purification Separation; Stabilisation

• US Classifications

  • 203 - Distillation: processes, separatory