3203784

Information

• Patent Grant
• 3203784

• References
• Source

• Patent Number

  3,203,784

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1965
  59 years ago

• CPC

  • C21B13/0073 - Selection or treatment of the reducing gases
  • C01B31/18 - Carbon monoxide
  • C21B7/02 - Internal forms
  • C21B11/00 - Making pig-iron other than in blast furnaces
  • C21B13/0006 - obtaining iron or steel in a molten state
  • Y02P10/136 - using hydrogen
  • Y02P10/265 - by heat recovery
  • Y02P10/283 - using water

• US Classifications

  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 048 - Gas: heating and illuminating
  • 266 - Metallurgical apparatus