3421849

Information

• Patent Grant
• 3421849

• References
• Source

• Patent Number

  3,421,849

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1969
  56 years ago

• CPC

  • C01B25/01 - Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
  • C01B25/18 - Phosphoric acid
  • C05B11/02 - Pretreatment

• US Classifications

  • 423 - Chemistry of inorganic compounds