3542349

Information

• Patent Grant
• 3542349

• References
• Source

• Patent Number

  3,542,349

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1970
  54 years ago

• CPC

  • C21B13/10 - in hearth-type furnaces
  • C21B13/0053 - On a massing grate
  • C21D1/763 - using a catalyst
  • Y02P10/136 - using hydrogen

• US Classifications

  • 432 - Heating