3669641

Information

• Patent Grant
• 3669641

• References
• Source

• Patent Number

  3,669,641

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1972
  52 years ago

• CPC

  • C05B11/06 - using nitric acid (nitrophosphates)

• US Classifications

  • 071 - Chemistry: fertilizers