3854757

Information

• Patent Grant
• 3854757

• References
• Source

• Patent Number

  3,854,757

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1974
  50 years ago

• CPC

  • F16L21/022 - used with sleeves or nipples for pipes of the same diameter, or with reduction pieces
  • F16L17/02 - with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket
  • F16L21/025 - Rolling sealing rings

• US Classifications

  • 285 - Pipe joints or couplings