Patent · US Expired

Ultraviolet emitting arc discharge lamp

US4074166A · kind A · utility

2Cited by
1References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 19, 1976
Grant dateFeb 14, 1978
Priority date
Expiry dateNov 19, 1996

Classification

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

Abstract

A highly loaded ultraviolet emitting arc discharge lamp has an arc length longer than 36 inches and contains a fill of mercury, inert gas at 8-10 torr and a small amount of niobium.

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