2164986

Information

• Patent Grant
• 2164986

• References
• Source

• Patent Number

  2,164,986

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1939
  85 years ago

• CPC

  • C01C3/18 - Calcium cyanamide

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 023 - Chemistry: physical processes
  • 071 - Chemistry: fertilizers
  • 252 - Compositions
  • 425 - Plastic article or earthenware shaping or treating: apparatus