1917042

Information

• Patent Grant
• 1917042

• References
• Source

• Patent Number

  1,917,042

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1933
  91 years ago

• CPC

  • F28F1/36 - the means being helically wound fins or wire spirals
  • F28D1/0475 - the conduits having a single U-bend
  • F28F9/18 - by welding
  • Y10S165/472 - U-shaped conduits connected to side-by-side manifolds

• US Classifications

  • 165 - Heat exchange
  • 062 - Refrigeration
  • 228 - Metal fusion bonding