2893509

Information

• Patent Grant
• 2893509

• References
• Source

• Patent Number

  2,893,509

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1959
  65 years ago

• CPC

  • F22B37/143 - Panel shaped heating surfaces built up from tubes
  • F22D1/02 - with water tubes arranged in the boiler furnace, fire tubes, or flue ways

• US Classifications

  • 181 - Acoustics
  • 122 - Liquid heaters and vaporizers
  • 126 - Stoves and furnaces
  • 165 - Heat exchange