2757617

Information

• Patent Grant
• 2757617

• References
• Source

• Patent Number

  2,757,617

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1956
  68 years ago

• CPC

  • F04B23/021 - the pump being immersed in the reservoir
  • F04B53/123 - Flexible valves
  • F04B53/144 - Adaptation of piston-rods
  • F04B53/162 - Adaptations of cylinders
  • F24F6/04 - using stationary unheated wet elements
  • F05C2201/046 - Stainless steel or inox
  • F05C2201/0478 - Bronze (Cu/Sn alloy)
  • F05C2203/02 - Glass
  • F05C2225/00 - Synthetic polymers

• US Classifications

  • 417 - Pumps
  • 092 - Expansible chamber devices
  • 261 - Gas and liquid contact apparatus