3773891

Information

• Patent Grant
• 3773891

• References
• Source

• Patent Number

  3,773,891

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1973
  51 years ago

• CPC

  • C22B3/0029 - using cyanic acids or derivatives thereof
  • C22B23/043 - Sulfurated acids or salts thereof
  • Y02P10/234 - by hydro metallurgy

• US Classifications

  • 423 - Chemistry of inorganic compounds