3253174

Information

• Patent Grant
• 3253174

• References
• Source

• Patent Number

  3,253,174

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1966
  59 years ago

• CPC

  • C03C23/0095 - Solution impregnating; Solution doping; Molecular stuffing
  • B23K11/248 - Electric supplies using discharge tubes
  • C03C3/06 - with more than 90% silica by weight
  • C03C4/085 - for ultra-violet absorbing glass
  • G02B5/208 - for use with infra-red or ultraviolet radiation
  • G02B5/226 - Glass filters
  • G05B19/07 - where the programme is defined in the fixed connection of electrical elements
  • H01K1/28 - Envelopes Vessels
  • H01K1/32 - provided with coatings on the walls Vessels or coatings theron characterised by the material thereof
  • H01K1/325 - Reflecting coating
  • C03C2201/3423 - Cerium
  • C03C2201/36 - containing rare earth metals and aluminium
  • C03C2201/40 - containing transition metals other than rare earth metals

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 359 - Optical: systems and elements