1997058

Information

• Patent Grant
• 1997058

• References
• Source

• Patent Number

  1,997,058

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1935
  89 years ago

• CPC

  • F28F1/126 - consisting of zig-zag shaped fins
  • F28D1/0535 - the conduits having a non-circular cross-section
  • F28D2021/0035 - for domestic or space heating
  • F28F2215/12 - with U-shaped slots for laterally inserting conduits
  • Y10S165/329 - Corrugated fin attached to heat transfer surface

• US Classifications

  • 165 - Heat exchange