3203479

Information

• Patent Grant
• 3203479

• References
• Source

• Patent Number

  3,203,479

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1965
  59 years ago

• CPC

  • F28F11/02 - using obturating elements
  • F22G3/009 - Connecting or sealing of superheater or reheater tubes with collectors or distributors
  • Y10T29/49352 - Repairing, converting, servicing or salvaging
  • Y10T29/49732 - by attaching repair preform, e.g., remaking, restoring, or patching
  • Y10T29/4994 - Radially expanding internal tube

• US Classifications

  • 165 - Heat exchange
  • 029 - Metal working
  • 138 - Pipes and tubular conduits