3687850

Information

• Patent Grant
• 3687850

• References
• Source

• Patent Number

  3,687,850

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1972
  52 years ago

• CPC

  • C03C13/005 - obtained by leaching of a soluble phase and consolidation
  • C03C13/00 - Fibre or filament compositions
  • C03C25/68 - by etching
  • D21H13/38 - siliceous
  • Y10S264/19 - Inorganic fiber
  • Y10S428/903 - Microfiber, less than 100 micron diameter
  • Y10T428/2904 - Staple length fiber
  • Y10T428/298 - Physical dimension

• US Classifications

  • 162 - Paper making and fiber liberation
  • 065 - Glass manufacturing
  • 252 - Compositions
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 428 - Stock material or miscellaneous articles
  • 501 - Compositions: ceramic