3192909

Information

• Patent Grant
• 3192909

• References
• Source

• Patent Number

  3,192,909

• Date Filed

  Not available

• Date Issued

  Tuesday, July 6, 1965
  59 years ago

• CPC

  • F22G5/06 - by recirculating flue gases

• US Classifications

  • 122 - Liquid heaters and vaporizers