3889708

Information

• Patent Grant
• 3889708

• References
• Source

• Patent Number

  3,889,708

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1975
  49 years ago

• CPC

  • F16L55/46 - Launching or retrieval of pigs or moles
  • F16K1/00 - Lift valves or globe valves
  • G01F25/0015 - using a seal ball or piston in a test loop
  • F16L2101/40 - Separating transported fluids
  • Y10T137/4891 - With holder for solid, flaky or pulverized material to be dissolved or entrained

• US Classifications

  • 137 - Fluid handling
  • 015 - Brushing, scrubbing, and general cleaning