1557879

Information

• Patent Grant
• 1557879

• References
• Source

• Patent Number

  1,557,879

• Date Filed

  Not available

• Date Issued

  Tuesday, October 20, 1925
  99 years ago

• CPC

  • C22B23/028 - separation of nickel from cobalt

• US Classifications

  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures