3747769

Information

• Patent Grant
• 3747769

• References
• Source

• Patent Number

  3,747,769

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1973
  51 years ago

• CPC

  • B01D29/05 - supported
  • A61M2202/0413 - Blood
  • B01D2201/06 - Resilient foam as filtering element
  • B01D2201/184 - Special form, dimension of the openings, pores of the filtering elements
  • Y10S55/13 - Polyurethane filters

• US Classifications

  • 210 - Liquid purification or separation
  • 055 - Gas separation