3721291

Information

• Patent Grant
• 3721291

• References
• Source

• Patent Number

  3,721,291

• Date Filed

  Not available

• Date Issued

  Tuesday, March 20, 1973
  52 years ago

• CPC

  • F28F9/0219 - Arrangements for sealing end plates into casing or header box; Header box sub-elements
  • F28F2280/02 - Removable elements
  • Y10S165/427 - Manifold for tube-side fluid

• US Classifications

  • 165 - Heat exchange
  • 122 - Liquid heaters and vaporizers