2799254

Information

• Patent Grant
• 2799254

• References
• Source

• Patent Number

  2,799,254

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1957
  67 years ago

• CPC

  • F23B50/04 - the movement of combustion air and flue gases being substantially transverse to the movement of the fuel
  • F22B31/00 - Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus Arrangements of dispositions of combustion apparatus
  • F23B90/00 - Combustion methods not related to a particular type of apparatus
  • F23B90/04 - including secondary combustion
  • F23H3/02 - internally cooled
  • F23H7/00 - Inclined or stepped grates
  • F23L9/00 - Passages or apertures for delivering secondary air for completing combustion of fuel
  • F23B2700/011 - with fuel shaft for steam boilers
  • F23B2700/012 - with predrying in fuel suply area

• US Classifications

  • 122 - Liquid heaters and vaporizers