1487647

Information

• Patent Grant
• 1487647

• References
• Source

• Patent Number

  1,487,647

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1924
  100 years ago

• CPC

  • C01B21/0416 - by oxidation
  • C01B2210/0045 - Oxygen
  • C01B2210/0075 - Nitrogen oxides

• US Classifications

  • 423 - Chemistry of inorganic compounds