3150644

Information

• Patent Grant
• 3150644

• References
• Source

• Patent Number

  3,150,644

• Date Filed

  Not available

• Date Issued

  Tuesday, September 29, 1964
  60 years ago

• CPC

  • F22G5/06 - by recirculating flue gases
  • F22B31/00 - Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus Arrangements of dispositions of combustion apparatus
  • F23B7/00 - Combustion techniques Other solid-fuel combustion apparatus
  • F23B2700/023 - with various arrangements not otherwise provided for

• US Classifications

  • 122 - Liquid heaters and vaporizers