3223580

Information

• Patent Grant
• 3223580

• References
• Source

• Patent Number

  3,223,580

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1965
  59 years ago

• CPC

  • D21H17/35 - Polyalkenes
  • D21H5/143 - grafted or encapsulated cellulose
  • D21H11/04 - Kraft or sulfate pulp
  • D21H13/40 - vitreous

• US Classifications

  • 162 - Paper making and fiber liberation