Patents
Sitemap › H01 - Basic electric elements › H01J - Electric discharge tubes or discharge lamps › H01J 7 - Details not provided for in groups and common to two or more basic types of discharge tubes or lamps
Patents for H01J 7 - Details not provided for in groups and common to two or more basic types of discharge tubes or lamps (3,534)
12/1990
12/18/1990CA1278016C Liquid cooled cathode ray tube having an acrylic lens partially coated with an organo-polysiloxane
11/1990
11/22/1990EP0398013A2 Getter composition for light sources
11/14/1990EP0397251A2 Methods of producing vacuum devices and infrared detectors with a getter
10/1990
10/02/1990US4961040 High yield pan-shaped getter device
09/1990
09/25/1990CA1274577A1 Liquid-cooled display tube with counter direction coolant flow
07/1990
07/31/1990CA1272242A1 Cathode-ray tube for projection television including a transparent optical coupler made of solid rubber
07/10/1990US4940300 Porous coating of zirconium based alloy
07/05/1990DE3900036A1 Method for fitting a getter in a flat picture tube
06/1990
06/12/1990US4933593 Liquid-cooled projection television display tube with expansion vessel
06/05/1990US4931696 Fluorescent lamp starter assembly
05/1990
05/15/1990US4925741 Getter wire
04/1990
04/11/1990EP0363248A1 Cooling devices for X-ray tubes
04/11/1990CN1041240A Absorbing gas belt releasing mercury vapour for production of cold cathodes of fluorescent lamps
04/10/1990US4916352 Jacketed fluorescent lamps
03/1990
03/21/1990EP0359724A2 Cold cathodes for fluorescent lamps
03/14/1990CN1007191B Electron tube
02/1990
02/06/1990CA1265572A1 Projection television display tube with latent heat accumulator for cooling
01/1990
01/30/1990CA1265183A1 Cathode ray tube apparatus with coolant expansion chamber
12/1989
12/27/1989CN1038376A High-releasing amount pan gettering device
11/1989
11/22/1989CN2048239U Small-scale absorbing gas element for release mercury
11/02/1989WO1989010627A1 High yield pan-shaped getter device
10/1989
10/17/1989US4874339 Pumping tubulation getter
08/1989
08/30/1989EP0330542A1 Electronic power tube cooled by means of a circulating fluid
08/30/1989CN1035062A Poly element metal halide mixture pellet for lamp and its preparation method
06/1989
06/21/1989EP0320557A1 Method of manufacturing a reinforced insulated heater getter device
05/1989
05/30/1989US4835441 Directly heated sorption getter body
05/23/1989CA1254399A1 Detector for raman spectra and other weak light
05/10/1989EP0136360B1 Liquid-cooled cathode-ray tube apparatus
05/02/1989US4827188 Hydrogen getter and method of manufacture
02/1989
02/21/1989US4806828 High pressure sodium discharge lamps with hydrogen getter
12/1988
12/20/1988CA1247190A1 Energy efficient incandescent lamp with improved filament characteristics
12/06/1988US4789309 Reinforced insulated heater getter device
11/1988
11/22/1988CA1245274A1 Porous nickel tubing having getter material therein for incandescent and discharge lamps
10/1988
10/25/1988US4780640 Coolant of butanediol/1,3-/or mixture with glycerin or ethylene glycol
10/25/1988CA1243725A1 Getter assembly
10/11/1988US4777399 High pressure metal vapor discharge lamp
09/1988
09/13/1988US4771214 Electron tube provided with porous silicon oxide getter
08/1988
08/23/1988CA1241054A1 Lighting unit
08/02/1988CA1239980A1 Arc tube dosing process for unsaturated high pressure sodium lamp
07/1988
07/27/1988EP0275844A2 Non evaporable getter device incorporating a ceramic support and method for the manufacture thereof
07/06/1988EP0273884A2 Device and composition for liberating nitrogen gas during the manufacture of a cathode ray tube
06/1988
06/28/1988US4754197 Arc discharge lamp assembly simulating gaslight
04/1988
04/26/1988US4740727 Cathode ray tube apparatus with coolant expansion chamber
04/12/1988US4737678 Cooling system for projection television receiver
04/07/1988DE3731296A1 Abdichtvorrichtung Sealing
04/06/1988EP0262815A1 Hydrogen getter and method of manufacture
03/1988
03/29/1988US4734613 Liquid cooled display tube
03/22/1988CA1234410A1 Direct luminescent cathode ray device with improved color filtering system
02/1988
02/16/1988US4725755 Projection television receiver with liquid-cooled lens
01/1988
01/07/1988EP0251436A2 High pressure sodium discharge lamps with hydrogen getter
01/05/1988US4717853 Projection tube whose coolant contains an ethylene oligomer
01/05/1988US4717551 Low activation temperature
01/05/1988US4717500 Blend of barium-aluminum alloy and an alloy of boron-chromium-silicon-iron-nickel
12/1987
12/22/1987US4714861 Higher frequency microchannel plate
12/01/1987US4710344 Pressing getter material into grooved channel to interlock
09/1987
09/01/1987CA1226326A1 Mounting structure and related method both for a multi-filament incandescent lamp
07/1987
07/28/1987US4683402 Adaptors for fluorescent lamps
07/07/1987US4678961 Projection television display tube with improved cooling
06/1987
06/24/1987EP0226244A1 Getter device for frit sealed picture tubes
06/09/1987US4671889 Molded getter bodies and method of producing the same
05/1987
05/26/1987US4668424 Nickel, rare earth metal, zirconium
05/26/1987US4668203 Method and apparatus for detecting evaporation of getter material during manufacture of a cathode-ray tube, especially for television
05/26/1987CA1222274A1 Unsaturated vapor high pressure sodium lamp getter mounting
05/21/1987DE3540987A1 Method for producing an electron tube
05/19/1987CA1222013A1 Display device comprising a screen cooling circuit and method of manufacturing said cooling circuit
05/12/1987US4665343 Cathode ray tubes
03/1987
03/11/1987EP0213583A2 Cathode-ray tube device for projection television
03/04/1987CN86101366A Electron tube
03/03/1987US4647810 Display device comprising a screen cooling circuit
02/1987
02/25/1987EP0211628A1 Multiple heat pipes for linear beam tubes having common coolant and vaporizing surface area enhancement
02/24/1987US4645468 Method of removing hydrocarbons from vacuum tubes
02/24/1987CA1218404A1 Display tube
02/17/1987US4644217 Electron tube with a device for cooling the grid base
02/10/1987US4642516 Getter assembly providing increased getter yield
01/1987
01/27/1987US4639633 Electron tube with cathode cooling device
01/21/1987EP0209191A1 Display tube
01/06/1987US4634918 Cathode ray tube apparatus with liquid cooled front panel
12/1986
12/30/1986EP0206812A2 Cathode ray tube apparatus
12/09/1986US4628198 Image intensifier with an electrophoretic getter device
12/03/1986CN85104338A Method of placing constant temperature getter of no-evapotranspiration
12/02/1986US4626740 Red luminescent cathode ray device with improved color filtering system
11/1986
11/20/1986EP0202119A2 Projection-type cathode ray tubes
11/20/1986EP0201877A2 Directly heated sorption getter body
11/18/1986CA1214203A1 Electric lamp
11/18/1986CA1214202A1 Electric lamp
10/1986
10/15/1986CN85102889A Aspirating agent and component of wide activating temp. range
10/08/1986EP0196706A1 Projection television display tube
10/08/1986EP0196699A1 Projection cathode ray tube
09/1986
09/24/1986EP0195594A2 Electron tube
09/09/1986CA1210968A1 Method of charging a vessel with mercury
07/1986
07/22/1986US4601331 Multiple heat pipes for linear beam tubes having common coolant and vaporizing surface area enhancement
07/16/1986EP0187576A1 Process and apparatus for detecting the vaporization of getter material during the manufacture of a cathode ray tube, especially for television
06/1986
06/10/1986CA1205789A1 Lamp protection arrangement
06/03/1986CA1205509A1 Cathode ray tube apparatus
05/1986
05/27/1986CA1205122A1 Device provided with an evacuated bulb comprising a getter and a getter auxiliary means
05/27/1986CA1205117A1 Cathode ray tube
04/1986
04/16/1986EP0178024A2 Direct luminescent cathode ray device with improved color filtering system
03/1986
03/25/1986CA1202200A1 Oxygen stabilized zirconium-vanadium-iron alloy
02/1986
02/18/1986US4571158 Getter sorption pump with heat accumulator for high-vacuum and gas discharge systems
02/11/1986US4570104 Electric lamp having a fuse in a feed-through molding
1 ... 24 25 26 27 28 29 30 31 32 33 34 35 36