3858646

Information

• Patent Grant
• 3858646

• References
• Source

• Patent Number

  3,858,646

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  50 years ago

• CPC

  • F28D7/024 - the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
  • F28D7/14 - both tubes being bent
  • F28F9/00 - Casings Header boxes Auxiliary supports for elements Auxiliary members within casings
  • F28F9/26 - Arrangements for connecting different sections of heat-exchange elements
  • Y10S165/423 - Bar

• US Classifications

  • 165 - Heat exchange