3403969

Information

• Patent Grant
• 3403969

• References
• Source

• Patent Number

  3,403,969

• Date Filed

  Not available

• Date Issued

  Tuesday, October 1, 1968
  56 years ago

• CPC

  • D04H1/548 - Acrylonitrile series
  • D04H1/50 - by treatment to produce shrinking, swelling, crimping or curling of fibres
  • D04H1/54 - by welding together the fibres
  • D04H1/549 - Polyamides
  • D04H1/55 - Polyesters
  • D04H1/552 - by applying solvents or auxiliary agents
  • D04H1/556 - by infrared heating

• US Classifications

  • 008 - Bleaching and dyeing
  • 264 - Plastic and nonmetallic article shaping or treating: processes