3918409

Information

• Patent Grant
• 3918409

• References
• Source

• Patent Number

  3,918,409

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1975
  49 years ago

• CPC

  • F22B37/225 - Arrangements on drums or collectors for fixing tubes or for connecting collectors to each other
  • F22B1/025 - with vertical U shaped tubes carried on a horizontal tube sheet
  • F22B37/228 - Headers for distributing feedwater into steam generator vessels; Accessories therefor

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 165 - Heat exchange