3668143

Information

• Patent Grant
• 3668143

• References
• Source

• Patent Number

  3,668,143

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  52 years ago

• CPC

  • C09K11/668 - Sulfates
  • C09K11/00 - Luminescent
  • C09K11/0833 - with alkali or alkaline earth metals
  • C09K11/68 - containing chromium, molybdenum or tungsten
  • C09K11/7738 - with alkaline earth metals
  • C01P2002/50 - Solid solutions
  • C01P2004/20 - extending in two dimensions
  • C01P2004/61 - Micrometer sized
  • C01P2004/62 - Submicrometer sized
  • C01P2006/10 - Solid density
  • C01P2006/60 - Optical properties

• US Classifications

  • 252 - Compositions
  • 423 - Chemistry of inorganic compounds