3280898

Information

• Patent Grant
• 3280898

• References
• Source

• Patent Number

  3,280,898

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1966
  58 years ago

• CPC

  • F28G3/10 - having scrapers, hammers, or cutters
  • F16L43/005 - Return bends
  • F22B37/10 - Water tubes Accessories therefor
  • F22D1/02 - with water tubes arranged in the boiler furnace, fire tubes, or flue ways
  • F24H1/14 - by tubes
  • F24H1/40 - with water tube or tubes
  • F24H1/52 - incorporating heat exchangers for domestic water

• US Classifications

  • 165 - Heat exchange