3708012

Information

• Patent Grant
• 3708012

• References
• Source

• Patent Number

  3,708,012

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1973
  51 years ago

• CPC

  • F28F9/182 - the heat-exchange conduits having ends with a particular shape
  • F28F1/022 - with multiple channels
  • F28F2235/00 - Means for filling gaps between elements
  • Y10T29/49373 - Tube joint and tube plate structure
  • Y10T29/49391 - Tube making or reforming

• US Classifications

  • 165 - Heat exchange
  • 029 - Metal working