3227608

Information

• Patent Grant
• 3227608

• References
• Source

• Patent Number

  3,227,608

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1966
  59 years ago

• CPC

  • D21H13/24 - Polyesters
  • D21H5/129 - by thermal treatment
  • D21H5/20 - of organic non-cellulosic fibres too short for spinning, with or without cellulose fibres
  • D21H17/08 - Isocyanates
  • D21H17/53 - Polyethers Polyesters
  • D21H17/60 - Waxes

• US Classifications

  • 162 - Paper making and fiber liberation