3674454

Information

• Patent Grant
• 3674454

• References
• Source

• Patent Number

  3,674,454

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1972
  52 years ago

• CPC

  • C03B27/0413 - Stresses
  • C03B27/03 - the liquid being a molten metal or a molten salt
  • C03B27/035 - the liquid being sprayed on the object
  • C03B27/052 - for flat or bent glass sheets being in a vertical position
  • C03C21/00 - Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
  • C03C21/003 - under application of an electrical potential difference
  • Y10T428/315 - Surface modified glass [e.g., tempered, strengthened, etc.]

• US Classifications

  • 065 - Glass manufacturing
  • 428 - Stock material or miscellaneous articles