3511644

Information

• Patent Grant
• 3511644

• References
• Source

• Patent Number

  3,511,644

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1970
  54 years ago

• CPC

  • C21B11/06 - in rotary kilns
  • C21B13/085 - wherein iron or steel is obtained in a molten state
  • C21C1/00 - Refining of pig-iron Cast iron
  • Y02P10/136 - using hydrogen
  • Y02P10/212 - Recovering metals from waste

• US Classifications

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