3726657

Information

• Patent Grant
• 3726657

• References
• Source

• Patent Number

  3,726,657

• Date Filed

  Not available

• Date Issued

  Tuesday, April 10, 1973
  51 years ago

• CPC

  • C03C3/076 - with 40% to 90% silica, by weight
  • C03C4/0064 - for self-destructing glass
  • C03C21/00 - Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface

• US Classifications

  • 065 - Glass manufacturing
  • 215 - Bottles and jars
  • 501 - Compositions: ceramic