3781150

Information

• Patent Grant
• 3781150

• References
• Source

• Patent Number

  3,781,150

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1973
  51 years ago

• CPC

  • D04H1/72 - the fibres being randomly arranged
  • D21H5/2642 - forming a final non-homogeneous product
  • D21H11/00 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
  • D21H15/00 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
  • D21H15/06 - Long fibres
  • D21H27/30 - Multi-ply

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 019 - Textiles: fiber preparation
  • 264 - Plastic and nonmetallic article shaping or treating: processes