3476180

Information

• Patent Grant
• 3476180

• References
• Source

• Patent Number

  3,476,180

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1969
  55 years ago

• CPC

  • F28F1/124 - and being formed of pins
  • F22B37/106 - Studding of tubes
  • F28F1/12 - the means being only outside the tubular element

• US Classifications

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