1959480

Information

• Patent Grant
• 1959480

• References
• Source

• Patent Number

  1,959,480

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1934
  90 years ago

• CPC

  • C01F11/38 - Preparation with nitric acid or nitrogen oxides
  • C01B21/46 - Purification Separation; Stabilisation

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 202 - Distillation: apparatus