3489168

Information

• Patent Grant
• 3489168

• References
• Source

• Patent Number

  3,489,168

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1970
  55 years ago

• CPC

  • F16L55/24 - Preventing accumulation of dirt or other matter in the pipes
  • F16K13/10 - by means of liquid or granular medium
  • Y10T137/4516 - Seal replenishers
  • Y10T137/4651 - Branched passage for sealing liquid

• US Classifications

  • 137 - Fluid handling