3535191

Information

• Patent Grant
• 3535191

• References
• Source

• Patent Number

  3,535,191

• Date Filed

  Not available

• Date Issued

  Tuesday, October 20, 1970
  54 years ago

• CPC

  • D06B15/085 - by contact with the textile material
  • D04H1/72 - the fibres being randomly arranged
  • D04H5/02 - strengthened or consolidated by mechanical methods
  • Y10T428/2405 - Coating, impregnation, or bond in stitching zone only
  • Y10T428/24058 - including grain, strips, or filamentary elements in respective layers or components in angular relation
  • Y10T428/2481 - including layer of mechanically interengaged strands, strand-portions or strand-like strips
  • Y10T442/682 - Needled nonwoven fabric

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 055 - Gas separation
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 210 - Liquid purification or separation
  • 442 - Fabric