Patents for C03C 15 - Surface treatment of glass, not in the form of fibres or filaments, by etching (4,356) |
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07/22/1981 | EP0032174A1 Method of doping silicium substrates by diffusion of boron and use of this method for the manufacture of the base zones of bipolar transistors |
06/23/1981 | US4274907 Method of chemically polishing a doubly rotated quartz plate |
06/23/1981 | CA1103499A1 Polymeric optical element having antireflecting surface |
06/17/1981 | EP0030361A1 Process for polishing glass objects by sulphuric and fluorhydric acid |
06/16/1981 | US4273826 Process of making glass articles having antireflective coatings and product |
05/12/1981 | CA1100830A1 Method for the treatment of glass |
04/28/1981 | US4264347 Rod-in-tube method; flowing oxygen and treating agent through at high temperature, collapsing tube |
03/17/1981 | US4256533 Etched channels, sealing layer |
02/10/1981 | US4249924 Process for the production of graded index optical fibres |
01/27/1981 | US4247361 Method of etching a surface of a body |
11/11/1980 | US4233169 Porous magnetic glass structure |
10/14/1980 | US4228206 Acidification to reduce alkali content on inner surface, fluoresent lamps |
07/22/1980 | CA1082386A1 Manufacture of stable dispersions in organic liquid of polymer-encapsulation solids |
04/22/1980 | US4199337 Method of fabricating high strength optical preforms |
02/06/1980 | EP0007447A1 Method of making microperforated surfaces and application of said method |
12/12/1979 | EP0006044A1 Process for producing optical fibres having a radial gradient index of refraction |
10/02/1979 | CA1063352A1 Method for producing an impregnated waveguide |
09/25/1979 | CA1062897A1 Method of making artificial intraocular lenses |
08/28/1979 | CA1061159A1 Method of etching a pattern in glass |
08/14/1979 | US4164402 Strengthening of thin-walled, light glass containers |
08/08/1979 | EP0003276A1 Method and apparatus for perforating glass plates by etching, preferably for producing fine structures |
05/16/1979 | EP0001837A2 Process for reducing the light reflective power of glass articles, and device used for performing said process |
05/08/1979 | US4153654 Polymeric optical element having antireflecting surface |
04/17/1979 | US4149923 Apparatus for the treatment of wafer materials by plasma reaction |
09/19/1978 | US4114983 Randomly spaced peaks, prisms, lenses |
08/29/1978 | US4110096 Method of precipitation of a dopant in a porous silicate glass |
08/29/1978 | US4110093 Method for producing an impregnated waveguide |
08/15/1978 | US4107388 Method for the surface treatment of glass by leaching |
07/25/1978 | US4102846 Stable dispersions of polymer particles containing sub-particles of a solid modifying agent and process for making same |
06/27/1978 | US4097258 Heat treating leaching, sintering, oxides of silicon, sodium, boron, and germinium |
04/25/1978 | US4086074 Leaching |
03/21/1978 | US4080188 Durable substrates having porous antireflection coatings |
10/25/1977 | US4055458 Etching glass with HF and fluorine-containing surfactant |
10/11/1977 | US4053351 Etching with an acid fluoride solution |
09/06/1977 | US4046619 Method of treating the surface of a glass member |
08/16/1977 | US4042359 Alkali borosilicate glass, silicon dioxide, boron oxide |
08/09/1977 | US4040897 Etchants for glass films on metal substrates |
06/07/1977 | US4028082 Method of making artificial intraocular lenses with holes |
04/26/1977 | US4019884 Method for providing porous broad-band antireflective surface layers on chemically-durable borosilicate glasses |
04/19/1977 | US4018958 High-frequency raster with irregular structure of raster elements |
03/22/1977 | US4013493 Sodium plumbite treated cellulosic textile |
03/22/1977 | US4013465 Reducing the reflectance of surfaces to radiation |
03/08/1977 | US4011091 Ceramic materials containing keatite |
11/23/1976 | US3993216 Plural pill delivering apparatus |
09/28/1976 | US3982917 Method of increasing the strength of silicate glass laser rods |
09/21/1976 | US3981710 Apparatus for surface treating glass containers |
09/21/1976 | US3981706 Overcladding, fusion, leaching |
09/07/1976 | US3979238 Etchant for silicon nitride and borosilicate glasses and method of using the etchant |
08/24/1976 | US3976523 Method of manufacturing high-frequency raster with irregular structure of raster elements |
08/17/1976 | US3975175 Nitric acid etching |
08/03/1976 | US3972721 Silicon-boron-sodium or potassium oxides |
08/03/1976 | US3972720 Silicon-boron-sodium or potassium oxides |
07/27/1976 | US3971683 Phosphoric acid |
03/23/1976 | US3945816 Foaming glass, silica, leaching |
02/17/1976 | US3938974 Method of producing optical wave guide fibers |
01/27/1976 | US3935117 Fluorine containing compound |