3826522

Information

• Patent Grant
• 3826522

• References
• Source

• Patent Number

  3,826,522

• Date Filed

  Not available

• Date Issued

  Tuesday, July 30, 1974
  50 years ago

• CPC

  • F16L39/00 - Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
  • F16L17/10 - the packing being sealed by the pressure of a fluid other than the fluid in or surrounding the pipe
  • F16L37/56 - for double-walled or multi-channel pipes or pipe assemblies
  • F16L37/58 - the extremities of the two halves of the joint being pressed against each other without being locked in position

• US Classifications

  • 285 - Pipe joints or couplings