3452532

Information

• Patent Grant
• 3452532

• References
• Source

• Patent Number

  3,452,532

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1969
  55 years ago

• CPC

  • C04B30/02 - containing fibrous materials
  • C04B41/0072 - Heat treatment
  • C04B41/53 - involving the removal of at least part of the materials of the treated article
  • D02G3/20 - from asbestos
  • Y10S57/904 - Flame retardant
  • Y10S264/19 - Inorganic fiber

• US Classifications

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