1438983

Information

• Patent Grant
• 1438983

• References
• Source

• Patent Number

  1,438,983

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1922
  103 years ago

• CPC

  • B01D35/16 - Cleaning-out devices
  • B01D27/00 - Cartridge filters of the throw-away type
  • B01D29/35 - arranged for outward flow filtration
  • B01D29/668 - with valves
  • Y10T137/8085 - Hollow strainer, fluid inlet and outlet perpendicular to each other
  • Y10T137/86887 - Combined disk or plug and gate or piston
  • Y10T137/86895 - Plural disk or plug
  • Y10T137/87249 - Multiple inlet with multiple outlet
  • Y10T137/87362 - Including cleaning, treating, or heat transfer feature
  • Y10T137/87426 - Single resilient member actuates or forms plural passages
  • Y10T137/87676 - With flow control

• US Classifications

  • 210 - Liquid purification or separation
  • 137 - Fluid handling