2067670

Information

• Patent Grant
• 2067670

• References
• Source

• Patent Number

  2,067,670

• Date Filed

  Not available

• Date Issued

  Tuesday, January 12, 1937
  88 years ago

• CPC

  • F22D1/36 - Water and air preheating systems
  • F22B17/16 - Component parts thereof Accessories therefor
  • F22D1/02 - with water tubes arranged in the boiler furnace, fire tubes, or flue ways
  • F22D1/06 - in horizontal arrangement

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 165 - Heat exchange