3623548

Information

• Patent Grant
• 3623548

• References
• Source

• Patent Number

  3,623,548

• Date Filed

  Not available

• Date Issued

  Tuesday, November 30, 1971
  53 years ago

• CPC

  • F28F13/14 - by endowing the walls of conduits with zones of different degrees of conduction of heat
  • F28F5/04 - Hollow impellers
  • Y10S165/144 - Helical

• US Classifications

  • 165 - Heat exchange
  • 159 - Concentrating evaporators