3747571

Information

• Patent Grant
• 3747571

• References
• Source

• Patent Number

  3,747,571

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1973
  51 years ago

• CPC

  • F23C99/00 - Subject-matter not provided for in other groups of this subclass
  • F23B1/00 - Combustion apparatus using only lump fuel
  • F23M5/08 - Cooling thereof Tube walls
  • F23B2700/012 - with predrying in fuel suply area
  • F23C2700/066 - Other special arrangements

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 110 - Furnaces