2864404

Information

• Patent Grant
• 2864404

• References
• Source

• Patent Number

  2,864,404

• Date Filed

  Not available

• Date Issued

  Tuesday, December 16, 1958
  67 years ago

• CPC

  • F22D1/02 - with water tubes arranged in the boiler furnace, fire tubes, or flue ways
  • F22B1/066 - with double-wall tubes having a third fluid between these walls
  • F28D7/106 - consisting of two coaxial conduits or modules of two coaxial conduits
  • F28D7/12 - the surrounding tube being closed at one end
  • F28F1/003 - Multiple wall conduits
  • G01M3/3227 - for radiators

• US Classifications

  • 138 - Pipes and tubular conduits
  • 165 - Heat exchange