2783140

Information

• Patent Grant
• 2783140

• References
• Source

• Patent Number

  2,783,140

• Date Filed

  Not available

• Date Issued

  Tuesday, February 26, 1957
  69 years ago

• CPC

  • C05B11/02 - Pretreatment

• US Classifications

  • 071 - Chemistry: fertilizers
  • 423 - Chemistry of inorganic compounds