3635499

Information

• Patent Grant
• 3635499

• References
• Source

• Patent Number

  3,635,499

• Date Filed

  Not available

• Date Issued

  Tuesday, January 18, 1972
  52 years ago

• CPC

  • F16L17/073 - the sealing rings having two lips parallel to each other
  • F16L19/046 - consisting of a soft ring
  • F16L19/05 - with a rigid pressure ring between the screwed member and the exterior of the flared pipe end

• US Classifications

  • 285 - Pipe joints or couplings
  • 277 - Seal for a joint or juncture