1822483

Information

• Patent Grant
• 1822483

• References
• Source

• Patent Number

  1,822,483

• Date Filed

  Not available

• Date Issued

  Tuesday, September 8, 1931
  94 years ago

• CPC

  • F22B1/1884 - Hot gas heating tube boilers with one or more heating tubes
  • Y10S165/419 - Spacer or support connected to shell

• US Classifications

  • 165 - Heat exchange