3774685

Information

• Patent Grant
• 3774685

• References
• Source

• Patent Number

  3,774,685

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1973
  51 years ago

• CPC

  • F04B19/16 - Adhesion-type liquid-lifting devices
  • E21B43/121 - Lifting well fluids

• US Classifications

  • 166 - Wells
  • 198 - Conveyors: power-driven
  • 415 - Rotary kinetic fluid motors or pumps