1353449

Information

• Patent Grant
• 1353449

• References
• Source

• Patent Number

  1,353,449

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1920
  104 years ago

• CPC

  • F28D7/1646 - with particular pattern of flow of the heat exchange medium flowing outside the conduit assemblies
  • Y10S165/418 - Tubular spacer sleeve

• US Classifications

  • 165 - Heat exchange
  • 196 - Mineral oils: apparatus