3772144

Information

• Patent Grant
• 3772144

• References
• Source

• Patent Number

  3,772,144

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1973
  51 years ago

• CPC

  • D21F1/60 - Cylinder moulds
  • B01D33/073 - arranged for inward flow filtration
  • D21C9/06 - in filters; Washing of concentrated pulp
  • B01D2201/282 - Filtering elements with a horizontal rotation or symmetry axis
  • B01D2201/34 - Seals or gaskets for filtering elements

• US Classifications

  • 162 - Paper making and fiber liberation
  • 100 - Presses
  • 210 - Liquid purification or separation