3630013

Information

• Patent Grant
• 3630013

• References
• Source

• Patent Number

  3,630,013

• Date Filed

  Not available

• Date Issued

  Tuesday, December 28, 1971
  53 years ago

• CPC

  • D02G1/0286 - characterised by the use of certain filaments, fibres or yarns
  • D01D5/22 - with a crimped or curled structure with a special structure to simulate wool
  • D02G1/205 - After-treatments for fixing crimp or curl
  • D02J1/223 - Stretching in a liquid bath
  • D02J1/227 - Control of the stretching tension; Localisation of the stretching neck; Draw-pins
  • D02J1/229 - Relaxing

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining
  • 028 - Textiles: manufacturing
  • 264 - Plastic and nonmetallic article shaping or treating: processes