1831971

Information

• Patent Grant
• 1831971

• References
• Source

• Patent Number

  1,831,971

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1931
  93 years ago

• CPC

  • F28D7/10 - the conduits being arranged one within the other
  • F28F9/02 - Header boxes End plates
  • F28F9/22 - Arrangements for directing heat-exchange media into successive compartments
  • Y10S165/408 - Tube sleeve

• US Classifications

  • 165 - Heat exchange