3077989

Information

• Patent Grant
• 3077989

• References
• Source

• Patent Number

  3,077,989

• Date Filed

  Not available

• Date Issued

  Tuesday, February 19, 1963
  62 years ago

• CPC

  • B01D35/12 - Devices for taking out of action one or more units of multi- unit filters
  • B01D29/01 - with flat filtering elements
  • B01D29/54 - arranged concentrically or coaxially
  • B01D29/665 - by using pistons

• US Classifications

  • 210 - Liquid purification or separation