1999442

Information

• Patent Grant
• 1999442

• References
• Source

• Patent Number

  1,999,442

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1935
  89 years ago

• CPC

  • F23B30/02 - with movable
  • F23B50/04 - the movement of combustion air and flue gases being substantially transverse to the movement of the fuel
  • F23B50/10 - with the combustion zone at the bottom of fuel-filled conduits ending at the surface of a fuel bed
  • F23B2101/00 - Adaptation of combustion apparatus to boilers in which the combustion chamber is situated inside the boiler vessel
  • F23B2700/011 - with fuel shaft for steam boilers

• US Classifications

  • 110 - Furnaces
  • 126 - Stoves and furnaces