2668521

Information

• Patent Grant
• 2668521

• References
• Source

• Patent Number

  2,668,521

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1954
  71 years ago

• CPC

  • F23B50/12 - the fuel being fed to the combustion zone by free fall or by sliding along inclined surfaces
  • F23B2103/00 - Adaptation of combustion apparatus for placement in or against an opening of a boiler

• US Classifications

  • 122 - Liquid heaters and vaporizers