2081398

Information

• Patent Grant
• 2081398

• References
• Source

• Patent Number

  2,081,398

• Date Filed

  Not available

• Date Issued

  Tuesday, May 25, 1937
  88 years ago

• CPC

  • C10G73/025 - by filtration
  • B01D33/09 - with surface cells independently connected to pressure distributors
  • B01D33/463 - nozzles
  • B01D33/466 - scrapers
  • B01D33/807 - by level measuring
  • B01D35/16 - Cleaning-out devices
  • B01D35/18 - Heating or cooling the filters
  • B01D37/00 - Processes of filtration

• US Classifications

  • 210 - Liquid purification or separation