3022774

Information

• Patent Grant
• 3022774

• References
• Source

• Patent Number

  3,022,774

• Date Filed

  Not available

• Date Issued

  Tuesday, February 27, 1962
  63 years ago

• CPC

  • F22B37/207 - Supporting arrangements for drums and collectors
  • F22B21/085 - the tubes being placed in layers
  • F22B21/22 - built-up from water tubes of form other than straight or substantially straight
  • F22B31/04 - Heat supply by installation of two or more combustion apparatus

• US Classifications

  • 122 - Liquid heaters and vaporizers