3671189

Information

• Patent Grant
• 3671189

• References
• Source

• Patent Number

  3,671,189

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1972
  52 years ago

• CPC

  • C05B11/04 - using mineral acid
  • C01B25/22 - Preparation by reacting phosphate-containing material with an acid
  • C01F7/50 - Fluorides
  • C01F7/54 - Double compounds containing both aluminium and alkali metals or alkaline-earth metals

• US Classifications

  • 423 - Chemistry of inorganic compounds