1789739

Information

• Patent Grant
• 1789739

• References
• Source

• Patent Number

  1,789,739

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1931
  95 years ago

• CPC

  • F28D7/024 - the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
  • Y10S165/401 - including tube support or shell-side flow director

• US Classifications

  • 165 - Heat exchange