2199697

Information

• Patent Grant
• 2199697

• References
• Source

• Patent Number

  2,199,697

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1940
  85 years ago

• CPC

  • C22B60/00 - Obtaining metals of atomic number 87 or higher
  • C01F13/00 - Compounds of radium

• US Classifications

  • 423 - Chemistry of inorganic compounds