3289642

Information

• Patent Grant
• 3289642

• References
• Source

• Patent Number

  3,289,642

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1966
  57 years ago

• CPC

  • F22B37/40 - Arrangements of partition walls in flues of steam boilers
  • F24H1/406 - the tubes forming a membrane wall

• US Classifications

  • 122 - Liquid heaters and vaporizers