2885259

Information

• Patent Grant
• 2885259

• References
• Source

• Patent Number

  2,885,259

• Date Filed

  Not available

• Date Issued

  Tuesday, May 5, 1959
  66 years ago

• CPC

  • C22B60/0208 - preliminary treatment of ores or scrap
  • C01F7/0673 - from phosphate-containing minerals
  • C22B3/08 - Sulfuric acid, other sulfurated acids or salts thereof
  • C22B60/0234 - sulfurated ion as active agent
  • Y02P10/234 - by hydro metallurgy

• US Classifications

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