3399908

Information

• Patent Grant
• 3399908

• References
• Source

• Patent Number

  3,399,908

• Date Filed

  Not available

• Date Issued

  Tuesday, September 3, 1968
  56 years ago

• CPC

  • F16L23/0283 - the collar being integral with the pipe
  • F16L19/0243 - specially adapted for use with coated pipes
  • F16L19/041 - the ring being an insert
  • F16L23/125 - with an internal or external coating
  • Y10T29/4992 - by flaring inserted cup or tube end
  • Y10T29/4994 - Radially expanding internal tube

• US Classifications

  • 285 - Pipe joints or couplings
  • 029 - Metal working