1896807

Information

• Patent Grant
• 1896807

• References
• Source

• Patent Number

  1,896,807

• Date Filed

  Not available

• Date Issued

  Tuesday, February 7, 1933
  92 years ago

• CPC

  • C22B11/023 - from pyrometallurgical residues
  • C22B5/02 - Dry methods smelting of sulfides or formation of mattes
  • Y02P10/214 - by pyro metallurgy

• US Classifications

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