3921713

Information

• Patent Grant
• 3921713

• References
• Source

• Patent Number

  3,921,713

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1975
  49 years ago

• CPC

  • F28D9/04 - the conduits being formed by spirally-wound plates or laminae
  • Y10S165/398 - Spirally bent heat exchange plate

• US Classifications

  • 165 - Heat exchange