2812923

Information

• Patent Grant
• 2812923

• References
• Source

• Patent Number

  2,812,923

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1957
  68 years ago

• CPC

  • F28G9/005 - of regenerative heat exchanger
  • Y10S165/012 - Spray nozzle cleaner

• US Classifications

  • 165 - Heat exchange