2647720

Information

• Patent Grant
• 2647720

• References
• Source

• Patent Number

  2,647,720

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1953
  71 years ago

• CPC

  • F16K5/225 - for plugs with cylindrical surfaces
  • Y10T137/4386 - Loss control
  • Y10T137/4442 - External pressure
  • Y10T137/6058 - Plug valve

• US Classifications

  • 137 - Fluid handling
  • 251 - Valves and valve actuation
  • 277 - Seal for a joint or juncture