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