3780868

Information

• Patent Grant
• 3780868

• References
• Source

• Patent Number

  3,780,868

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1973
  50 years ago

• CPC

  • B01D35/12 - Devices for taking out of action one or more units of multi- unit filters
  • B01D29/0036 - which is supported
  • B01D29/0081 - with backwash shoes; with nozzles
  • B01D29/54 - arranged concentrically or coaxially

• US Classifications

  • 210 - Liquid purification or separation