3420638

Information

• Patent Grant
• 3420638

• References
• Source

• Patent Number

  3,420,638

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1969
  56 years ago

• CPC

  • C05B11/12 - using aqueous hydrochloric acid
  • C01B25/22 - Preparation by reacting phosphate-containing material with an acid
  • C01G37/02 - Oxides or hydrates thereof

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 100 - Presses
  • 134 - Cleaning and liquid contact with solids
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing