1056373

Information

• Patent Grant
• 1056373

• References
• Source

• Patent Number

  1,056,373

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1913
  111 years ago

• CPC

  • F28F1/40 - the means being only inside the tubular element
  • F22B7/20 - Furnace tubes
  • F24H9/0026 - in combustion gas channels
  • F28F13/12 - by creating turbulence

• US Classifications

  • 138 - Pipes and tubular conduits
  • 122 - Liquid heaters and vaporizers
  • 165 - Heat exchange