1951520

Information

• Patent Grant
• 1951520

• References
• Source

• Patent Number

  1,951,520

• Date Filed

  Not available

• Date Issued

  Tuesday, March 20, 1934
  90 years ago

• CPC

  • C01C3/0204 - from formamide or from ammonium formate

• US Classifications

  • 423 - Chemistry of inorganic compounds