3902436

Information

• Patent Grant
• 3902436

• References
• Source

• Patent Number

  3,902,436

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1975
  49 years ago

• CPC

  • F22B7/12 - with auxiliary fire tubes Arrangement of header boxes providing for return diversion of flue gas flow
  • F23K3/00 - Feeding or distributing of lump or pulverulent fuel to combustion apparatus
  • F23K2203/008 - Feeding devices for pulverulent fuel

• US Classifications

  • 110 - Furnaces
  • 414 - Material or article handling