1703963

Information

• Patent Grant
• 1703963

• References
• Source

• Patent Number

  1,703,963

• Date Filed

  Not available

• Date Issued

  Tuesday, March 5, 1929
  96 years ago

• CPC

  • E21B43/121 - Lifting well fluids
  • E21B43/00 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
  • F04B19/16 - Adhesion-type liquid-lifting devices

• US Classifications

  • 198 - Conveyors: power-driven