| Patent Number |
Title Of Patent |
Date Issued |
| 4897767 |
Headlight lantern system and electric lamp for this system |
January 30, 1990 |
| The headlight latern system comprises laterns with a rectangular pane having a height of less than 60 mm and a flattened concave reflector, in which a filament is arranged in a narrow tubular envelope. The filament has a very high color temperature and is surrounded by gas of very high |
| 4479071 |
High-pressure discharge lamp having shielding means comprised of boron nitride |
October 23, 1984 |
| The invention relates to a high-pressure metal halide lamp in which the filling of the discharge vessel also comprises an alkali metal. The discharge vessel is surrounded by an outer envelope. One electrode of the discharge vessel is connected to a current supply conductor extending |
| 4213662 |
Tungsten/bromine cycle lamp |
July 22, 1980 |
| A tungsten/bromine cycle lamp having a metal getter containing compounds of the formula MeNH.sub. x Br.sub.x+1, TaBr.sub.5 C.sub.5 H.sub.5 N or the decompositions products thereof. These compounds can be accurately dosed. They present the advantage that getter and reactive gas can be int |
| 4128783 |
Tungsten/bromine cycle lamp |
December 5, 1978 |
| A tungsten/bromine cycle lamp having a metal getter containing compounds of the formula Me NH.sub.x Br.sub.x+1, Ta Br.sub.5 C.sub.5 H.sub.5 N or the decompositions products thereof. These compounds can be accurately dosed. They present the advantage that getter and reactive gas can be in |
| 4074168 |
Halogen incandescent lamp whose filler gas comprises bromine, chlorine and hydrogen |
February 14, 1978 |
| Halogen incandescent lamp having a gas filling comprising dibromonethane (CH.sub.2 Br.sub.2) and carbontetrachloride (CCl.sub.4). |
