Patents for C09K 11 - Luminescent, e.g. electroluminescent, chemiluminescent, materials (47,146) |
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04/04/1978 | US4082687 Manganese activated alkaline earth tungstate phosphors and method of preparing the same |
03/28/1978 | US4081714 Method of coating the inner wall of a low-pressure mercury vapor discharge lamp with luminescent material |
03/28/1978 | US4081398 Indium oxide and europium activated yttrium phosphor |
03/21/1978 | US4080306 Barium, fluorine, chlorine, europium activator |
03/14/1978 | US4079287 Strontium halophosphate and europium-activated yttrium oxide phosphors |
03/14/1978 | US4079258 Activated rubidium bromide and thallium halogenide |
02/28/1978 | US4076897 Low lag luminescent phosphors and X-ray screen containing the same |
02/28/1978 | US4076645 From reaction of bis(6-carbopentoxy-2,4,5-trichlorophenyl)oxalate with a peroxide; 9,10-bis(phenylethynyl)anthracene, diluent |
02/21/1978 | US4075532 Europium activated strontium chlorapatite with manganese and antimony coactivated calcium fluorapatite |
02/21/1978 | US4075495 Europium activated alkaline earth metal samarium fluorohalide phosphor |
01/31/1978 | US4071640 Lanthanum oxysulfide activated by terbium |
01/31/1978 | US4071465 Deep-red emitting phosphor |
01/24/1978 | US4070598 Fluorescent lamp with second phosphor layer |
01/24/1978 | US4070583 Rare earth oxyhalide phosphors coactivated with terbium, thulium |
01/24/1978 | US4070301 Method of preparing cerium-activated yttriumaluminate phosphor of improved efficiency |
01/17/1978 | US4069441 Electric gas discharge lamp having two superposed luminescent layers |
01/17/1978 | US4069440 Cathode ray tube |
01/17/1978 | US4069355 Forming pattern, vapor deposition, heat annealing |
01/10/1978 | US4068129 Bismuth activated rare earth oxybromide phosphors and X-ray image converters utilizing said phosphors |
01/10/1978 | US4068128 (Hf1-x Zrx)3 P2 O11 luminescent material, method of preparation and X-ray intensifying screen containing same |
12/27/1977 | US4065688 High-pressure mercury-vapor discharge lamp having a light output with incandescent characteristics |
12/27/1977 | US4065310 Fixing and retrieving recorded information produced by means of photosensitive material of biological origin |
12/20/1977 | US4064066 Zinc fluoride, zinc silicofluoride, rare earth fluorides |
12/20/1977 | US4064064 Stabilization of hydrogen peroxide solutions |
11/15/1977 | US4058639 Phosphor, powdered alumina, cellulose nitrate, drying, deposition |
11/08/1977 | US4057508 X-ray phosphors with low afterglow |
11/08/1977 | US4057507 Color television picture tube |
10/25/1977 | US4055781 Special purpose fluorescent lamp |
10/18/1977 | US4054799 X-ray phosphor composition and x-ray intensifying screen employing same |
10/18/1977 | US4054798 X-ray conversion screens |
10/11/1977 | US4053430 Oxalic acid esters |
10/04/1977 | US4052329 Method of preparing cerium-activated yttrium silicate phosphor |
09/20/1977 | US4049992 Beryllium-containing europium activated phosphate phosphor, luminescent screen and discharge lamp containing same |
09/20/1977 | US4049845 Method for preparing filter-coated phosphor particles |
09/13/1977 | US4048533 Gas discharge display |
09/06/1977 | US4047069 High-pressure mercury-vapor lamp having a plural phosphor coating |
08/23/1977 | US4044105 Sodium ammonium phosphate, calcium chloride |
08/23/1977 | US4044082 Multiple extrusion of polycrystalline extrudates |
08/16/1977 | US4042527 Process of preparing infrared-excitable sodium rare earth fluoride luminescent materials |
08/09/1977 | US4041319 Radiographic phosphor screen |
08/09/1977 | US4040833 Cyanine dyes |
08/02/1977 | USRE29334 Phosphor combination and method, particularly adapted for use with explosives, for providing a distinctive information label |
08/02/1977 | US4039839 Thorium tetrabromide scintillators and radiation detection and measurement therewith |
08/02/1977 | US4039699 Method for making phosphors |
07/26/1977 | US4038205 Firing zinc sulfide, copper and aluminum compounds |
07/26/1977 | US4038204 Alkaline-earth metal halophosphate luminescent composition activated by divalent europium and method of preparing same |
07/26/1977 | US4038203 Certain alkali metal-rare earth metaphosphate photoluminescent glasses |
07/19/1977 | US4037110 Yttrium indium phosphate X-ray phosphors, method of preparation and X-ray intensifying screen containing same |
07/12/1977 | US4035819 Method of making a zinc sulphide ceramic body and a zinc sulphide ceramic body made thereby |
07/12/1977 | US4035641 Liquid oxygen compatible biodegradable dye penetrant compositions and method of dye |
07/05/1977 | US4034257 Mercury vapor lamp utilizing a combination of phosphor materials |
06/28/1977 | US4032812 Fluorescent high-pressure mercury-vapor lamp |
06/28/1977 | US4032471 Heat treatment to improve x-ray speed |
06/14/1977 | US4029983 Metal-halide discharge lamp having a light output with incandescent characteristics |
06/14/1977 | US4029851 Terbium activated lanthanum-lead oxybromide crystals |
06/07/1977 | US4028550 X-ray screens |
05/31/1977 | US4027192 Or tin oxide |
05/31/1977 | US4026816 Cerium and terbium activated aluminate phosphors |
05/17/1977 | US4024070 Rubidium, cesium, potassium fluorides |
05/17/1977 | US4024069 Face-centered cubic crystal |
05/10/1977 | US4022709 Phosphorescent materials |
05/03/1977 | US4021588 Method for preparing filter-coated phosphor particles |
04/26/1977 | US4020231 Precipitation |
04/19/1977 | US4018698 Cerium stabilized magnesium aluminum gallate phosphors |
04/19/1977 | US4018635 Phosphor combination, particularly adapted for use with explosives, for providing a distinctive information label |
04/12/1977 | US4017738 Scintillator |
04/12/1977 | US4017483 Coumarino-3,4-oxazoles |
04/12/1977 | US4017415 Alumina, oxalate diester |
03/29/1977 | US4014813 Hafnium pyrophosphate phosphors and methods of preparation |
03/29/1977 | US4014812 From hafnium oxychloride |
03/08/1977 | US4011455 Phosphor screen |
03/08/1977 | US4011454 Structured X-ray phosphor screen |
03/08/1977 | US4011219 Phthalazine derivatives and salts thereof |
02/15/1977 | US4008172 Fluorescent |
02/08/1977 | US4007394 Alkali metal alkaline earth metal sulfate phosphor activated with cerium and terbium and lamp containing same |
02/01/1977 | US4006097 Ytterbium, firing |
01/25/1977 | US4005328 Mercury vapor discharge lamp for use in color copying by means of electrophotographic processes |
01/18/1977 | US4004178 White light source |
01/18/1977 | US4004065 Coated heat sensitive recording member |
01/18/1977 | US4003845 Luminescent material |
01/11/1977 | US4002905 Biodegradable nonionic surfactant and a dye |
01/04/1977 | US4001139 Liquid scintillation solution |
12/28/1976 | US4000422 Method of luminescence detection of surface discontinuities |
12/28/1976 | US4000247 Dielectric active medium for lasers |
12/21/1976 | US3999070 Composition for use in scintillator systems |
12/07/1976 | US3996472 Thermoluminescent materials utilizing rare earth oxyhalides activated with terbium |
11/30/1976 | US3994820 Polymers in oxalate chemiluminescent systems |
11/16/1976 | US3992646 Plant growth type fluorescent lamp |
11/16/1976 | US3992645 Magnesium aluminate gallate phosphors and reprographic lamp containing same |
11/09/1976 | US3991163 Process for the production of III-V compounds |
11/02/1976 | US3989977 Color picture tube |
10/26/1976 | US3988252 Process for the production of Ba(Sr)FCl:Eu phosphors |
10/05/1976 | US3984587 Metal hydrides and alkyls |
10/05/1976 | US3984586 Method of making a manganese-activated zinc sulphide electroluminescent powder |
10/05/1976 | US3984346 Method of forming a high efficiency phosphor for photochromic glass information display systems |
09/21/1976 | US3981820 Silica sol containing fluorescent dye |
09/21/1976 | US3981819 Phosphors, cathode ray tubes |
09/21/1976 | US3981185 Postemulsifiable dye penetrant system and method for using same |
09/14/1976 | US3980887 Silicon sensitized rare earth oxysulfide phosphors |
08/31/1976 | US3978079 Chemiluminescence |