3469408

Information

• Patent Grant
• 3469408

• References
• Source

• Patent Number

  3,469,408

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1969
  55 years ago

• CPC

  • B67D7/3263 - using a pressurised gas acting directly or indirectly on the bulk of the liquid to be transferred
  • E21B43/01 - specially adapted for obtaining from underwater installations
  • E21B43/36 - Underwater separating arrangements
  • F16L55/46 - Launching or retrieval of pigs or moles
  • Y10T137/4891 - With holder for solid, flaky or pulverized material to be dissolved or entrained

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 015 - Brushing, scrubbing, and general cleaning
  • 137 - Fluid handling