2807501

Information

• Patent Grant
• 2807501

• References
• Source

• Patent Number

  2,807,501

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1957
  67 years ago

• CPC

  • D21G9/0009 - Paper-making control systems
  • B01D29/6453 - with a translational movement with respect to the filtering element
  • D21D5/02 - Straining or screening the pulp
  • D21D5/04 - Flat screens
  • D21D5/06 - Rotary screen-drums
  • D21F1/32 - Washing wire-cloths or felts
  • Y10S60/911 - Fluid motor system incorporating electrical system

• US Classifications

  • 239 - Fluid sprinkling, spraying, and diffusing
  • 060 - Power plants
  • 210 - Liquid purification or separation