3574531

Information

• Patent Grant
• 3574531

• References
• Source

• Patent Number

  3,574,531

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1971
  53 years ago

• CPC

  • C22B3/0087 - two or more mononuclear oxyacids of quinquevalent phosphorus or their esters
  • C22B26/20 - Obtaining alkaline earth metals or magnesium
  • C22B59/00 - Obtaining rare earth metals
  • Y02P10/234 - by hydro metallurgy

• US Classifications

  • 423 - Chemistry of inorganic compounds