3866675

Information

• Patent Grant
• 3866675

• References
• Source

• Patent Number

  3,866,675

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1975
  49 years ago

• CPC

  • F28F9/02 - Header boxes End plates
  • B21D53/08 - of both metal tubes and sheet metal
  • F28F9/18 - by welding
  • Y10S165/476 - Fusion joint
  • Y10T29/4938 - Common fin traverses plurality of tubes
  • Y10T29/49902 - by manipulating aligning means

• US Classifications

  • 165 - Heat exchange
  • 029 - Metal working