3768990

Information

• Patent Grant
• 3768990

• References
• Source

• Patent Number

  3,768,990

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1973
  51 years ago

• CPC

  • C03B32/00 - Thermal after-treatment of glass products not provided for in groups C03B19/00 , C03B25/00 - C03B31/00 or C03B37/00
  • C03B19/06 - by sintering
  • C30B29/26 - with formula BMe2O4, wherein B is Mg, Ni, Co, Al, Zn, or Cd and Me is Fe, Ga, Sc, Cr, Co, or Al
  • C03B2201/60 - Silica-free oxide glasses

• US Classifications

  • 065 - Glass manufacturing
  • 261 - Gas and liquid contact apparatus
  • 359 - Optical: systems and elements
  • 501 - Compositions: ceramic