2698739

Information

• Patent Grant
• 2698739

• References
• Source

• Patent Number

  2,698,739

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1955
  71 years ago

• CPC

  • F24D3/085 - Double-walled tanks
  • F24D3/10 - Feed-line arrangements

• US Classifications

  • 165 - Heat exchange
  • 122 - Liquid heaters and vaporizers
  • 237 - Heating systems