3615764

Information

• Patent Grant
• 3615764

• References
• Source

• Patent Number

  3,615,764

• Date Filed

  Not available

• Date Issued

  Tuesday, October 26, 1971
  53 years ago

• CPC

  • C03C3/23 - containing halogen and at least one oxide
  • C03C3/247 - containing fluorine and phosphorus
  • Y10S501/903 - having refractive index less than 1.8 and ABBE number less than 70
  • Y10S501/906 - Thorium oxide containing

• US Classifications

  • 501 - Compositions: ceramic