Patent · US Active

Ceramic metal halide lamp with specific halide dosage to mercury weight ratio

US7514874B2 · kind B2 · utility

0Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 17, 2005
Grant dateApr 7, 2009
Priority date
Expiry dateDec 5, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J61/20
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A ceramic metal halide lamp wherein the halide dose includes the following component ranges in mol/cm3: Nal: 1.84×10-5 to 2.33×10-5, Lnl3: 5.20×10-6 to 6.60×10-6, Tl: 1.76×10-7 to 2.23×10-7, wherein Ln are lanthanide elements, and further includes a halide dosage weight of between 0.40 to 0.77.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.