2821966

Information

• Patent Grant
• 2821966

• References
• Source

• Patent Number

  2,821,966

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1958
  66 years ago

• CPC

  • F22B37/322 - specially adapted for boiler drums
  • F22B37/225 - Arrangements on drums or collectors for fixing tubes or for connecting collectors to each other

• US Classifications

  • 122 - Liquid heaters and vaporizers