3390979

Information

• Patent Grant
• 3390979

• References
• Source

• Patent Number

  3,390,979

• Date Filed

  Not available

• Date Issued

  Tuesday, July 2, 1968
  56 years ago

• CPC

  • C21B13/085 - wherein iron or steel is obtained in a molten state
  • C21B13/006 - Starting from ores containing non ferrous metallic oxides
  • C21B13/12 - in electric furnaces
  • Y02P10/136 - using hydrogen

• US Classifications

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