3705618

Information

• Patent Grant
• 3705618

• References
• Source

• Patent Number

  3,705,618

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1972
  51 years ago

• CPC

  • F24D3/082 - Hot water storage tanks specially adapted therefor
  • B21D53/08 - of both metal tubes and sheet metal
  • F28D9/04 - the conduits being formed by spirally-wound plates or laminae
  • Y10S165/398 - Spirally bent heat exchange plate

• US Classifications

  • 165 - Heat exchange