2568781

Information

• Patent Grant
• 2568781

• References
• Source

• Patent Number

  2,568,781

• Date Filed

  Not available

• Date Issued

  Tuesday, September 25, 1951
  73 years ago

• CPC

  • F22B13/023 - with auxiliary water tubes inside the fire-box
  • F24H1/285 - with the fire tubes arranged alongside the combustion chamber

• US Classifications

  • 122 - Liquid heaters and vaporizers