Patents
Patents for C03C 10 - Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition (5,038)
01/2003
01/09/2003CA2449495A1 Method for making product from fiber glass waste
01/08/2003CN1389416A Formula and prepn. process of glass ceramics with low dielectric constant and low loss
01/08/2003CN1389415A Formula and prepn process of glass ceramics for HF chip inductor
01/07/2003US6503857 High rigidity glass-ceramic substrate
01/03/2003WO2003001247A2 Optical composite ion/host crystal gain elements
01/03/2003WO2003000610A1 Combustion aid for the thermal treatment of products consisting of different materials at baking temperatures and method for the production of the same
01/02/2003US20030003763 Substrate for information recording media and manufacturing method thereof
01/02/2003EP1268355A1 Glass ceramic material, method for producing the same and spark plug containing such a glass ceramic material
01/02/2003EP1268354A1 Glass and glass powder mixture and use thereof for the production of a glass ceramic
01/01/2003CN1388077A Method of raising bioactivity of cutable devitrified glass
12/2002
12/27/2002WO2002102431A1 Surface treated metallic implant and blasting material
12/25/2002CN1387500A High aspect ratio pattering of glass film
12/19/2002US20020193230 Chemically long-term stable in a neutral or slightly acid environment; used both as bioactive bone replacement material, e.g. in form of a coating applied onto metallic prosthesis sticks by thermal spraying, and as substrate in biotechnology
12/19/2002US20020193229 As substrate in which an electric circuit or circuits are formed
12/18/2002EP1266874A1 Vitreous-crystalline material of low solubility and method of its preparation
12/17/2002US6495480 Oxides of at least silicon, magnesium, calcium, zinc, aluminum and titanium; information storage medium capable of coping with high speed drives, high density recording; excellent adhesion to nickel phosphorous plating
12/12/2002US20020186455 Optical composite ion/host crystal gain elements
12/10/2002US6492622 Cooking arrangement for cooking food such as a stove, a cooktop, and other cooking appliances, with an easy-to-clean surface
12/10/2002US6492288 Beta-eucryptite, beta-eucryptite solid solution, beta-quartz or beta-quartz solid solution; average grain size of the main crystal phase is less than 5 mu m; hysteresis of the coefficient of thermal expansion is not more than 20 ppm.
12/05/2002WO2002096818A1 Crystallized glass for optical filter substrate and optical filter
12/05/2002US20020183187 For use as substrate for mirror coating; as cold-light reflector, substrate material for a mirror coating and supplementary plate in illumination engineering
12/04/2002CN1382666A Process for preparing microcrystal glass-ceramic tile
12/03/2002US6490394 Athermal optical device
11/2002
11/28/2002WO2002094727A1 Glass solder materials as jointing materials for use at high temperatures, production and use thereof
11/28/2002WO2002079110A3 Glass ceramics, method for the production thereof and protective structure based thereon
11/28/2002DE10122327A1 Glass solder used as a joining material for high temperature fuel cells comprises a barium oxide-calcium oxide-silicon dioxide mixture with an addition of aluminum oxide
11/27/2002CN1381416A Opposed chip and dust-proof chip for glass-ceramics and its chip, liquid crystal elbow-board
11/26/2002US6485849 Method for molding dental restorations and related apparatus
11/26/2002US6485622 Lithium ion conductive glass-ceramics and electric cells and gas sensors using the same
11/20/2002CN1094475C Method for manufacturing opal glass ceramics material
11/14/2002WO2002091530A1 Broadband source with transition metal ions
11/14/2002WO2002090279A1 Transparent gallate glass-ceramics
11/14/2002US20020169063 Protective coating of such as resorcinol, isophthalic acid and terephthalic acid copolyester; photoyellowing resistance; gloss retention; solvent resistance; recyclability
11/13/2002CN1379743A Transition-metal glass-ceramic gain media
11/13/2002CN1379742A Transparent glass-ceramics based on alpha-and beta-willemite
11/13/2002CN1378987A Process for preparing long-afterglow and light excited long-afterglow glass and pyroceram with memory function
11/12/2002US6479155 Fire-retarding glass which has, in addition to high fire resistance, increased mechanical stability and safety glass properties against injuries caused by splinters
11/12/2002CA2239861C Alkali silicate glass
11/06/2002EP1254080A1 Transparent glass-ceramics based on alpha- and beta-willemite
11/05/2002US6477299 Environmentally stable athermalizes optical fiber grating device and method of making a stabilized device
11/05/2002US6475938 Method of forming a glass ceramic material
11/05/2002US6475677 Glass-ceramic composite electrolyte and lithium secondary cell
10/2002
10/31/2002US20020159740 Laser-induced crystallization of transparent glass-ceramics
10/31/2002US20020157570 Melting a starting glass at temperatures range about 1200 to 1650 degrees C., quenching the glass melt, pulverizing into a powder, forming into pre-form, sintering the preform to convert glass into a glass-ceramic dental material
10/29/2002US6472338 Li2O-Al2O3-SiO2 crystallized glass and crystallizable glass therefor
10/23/2002EP0875012B1 Athermal optical device
10/17/2002WO2002082135A2 Photonic crystals
10/17/2002DE10116500A1 Photonische Kristalle Photonic crystals
10/17/2002CA2439191A1 Low thermal expansion photonic crystals
10/15/2002US6465380 Athermal optical device
10/10/2002WO2002079110A2 Glass ceramics, method for the production thereof and protective structure based thereon
10/10/2002WO2002079108A1 Use of bioactive glass for cutting bioactive glasses
10/10/2002WO2002078645A1 Use of bioactive glass
10/09/2002CN1373854A Material for temp. compensation, and optical communication device
10/08/2002US6461415 Heat, corrosion and oxidation resistance at high temperature
10/03/2002US20020139143 Method of producing a quartz glass crucible
10/02/2002EP1245548A1 Method for preparing glass-ceramic
10/02/2002EP0952965B1 Method for producing porous inorganic materials
10/02/2002DE10139648A1 Verfahren zur Herstellung eines Quarzglastiegels A method for producing a quartz glass crucible
10/01/2002US6458730 Glass-ceramic composition for recording disk substrate
10/01/2002US6458729 Glass-ceramic composition for recording disk substrate
10/01/2002US6458728 Glass-ceramic composition for recording disk substrate
09/2002
09/26/2002US20020137621 Protection against high-velocity projectile; sphere-shaped alumina and mullite whiskers as hard phases and glass phase surrounding the hard phases; microstructure; sintering a mixture of alumina, quartz, kaoline, feldspar and talc
09/26/2002US20020137619 Glass and glass powder mixture and use thereof for the production of a glass ceramic
09/26/2002US20020137618 Preventing variation of refractive index in a band-pass filter; crystal phases are lithium disilicate and (b) alpha-quartz, alpha-quartz solid solution, alpha-cristobalite or alpha-cristobalite solid solution; compressive strength;
09/26/2002US20020134110 Sinterable lithium disilicate glass ceramic
09/26/2002DE10110225A1 Glaskeramik Glass ceramic
09/25/2002EP0805785B1 Low dielectric loss glasses
09/24/2002US6455451 Pressable lithium disilicate glass ceramics
09/19/2002WO2002073254A1 Laser-induced crystallization of transparent glass-ceramics
09/18/2002CN1369450A Composite foam pyroceram and its preparing process
09/12/2002WO2002070414A1 Method for producing a quartz glass crucible
09/12/2002US20020127432 Process for producing glass substrate for magnetic recording medium and glass substrate for magnetic recording medium obtained by the same
09/05/2002US20020123007 For planar optical devices
09/04/2002EP1236695A2 Glass ceramics
09/04/2002CN1367149A Production method of devitrified glass plate
09/03/2002US6444598 Insulator composition, insulator paste and laminated electronic part
08/2002
08/28/2002EP1233933A1 High aspect ratio patterning of glass film
08/28/2002EP0834044B1 Glass-ceramic cooking plate for gas cookers, and method for making same
08/28/2002EP0779612B1 Magnetic disk substrate, magnetic disk, and process for producing magnetic disk substrate
08/28/2002CN1089731C Preparation process of devitrified glass pipe
08/22/2002US20020115550 Substrate made of glass ceramics
08/22/2002US20020115549 Starting glass fused from silicon dioxide, aluminum oxide, titanium dioxide and calcium oxide is a fused seal with crystalline phases in some areas
08/21/2002EP1232126A1 Transition-metal, glass-ceramic gain media
08/20/2002US6436332 Low loss glass ceramic composition with modifiable dielectric constant
08/15/2002US20020108400 Method of manufacturing glass substrate for information recording media, glass substrate for information recording media manufactured using the method, and information recording medium using the glass substrate
08/13/2002US6430966 Matching thermal expansion
08/07/2002CN1363050A Thermochange-less optical-fiber grating device with environment stability and method for realizing device stability
08/07/2002CN1362381A Method of utilizing chemical sludge in producing devitrified glass building material
08/06/2002US6429160 High rigidity glass-ceramic substrate
08/06/2002US6428614 Opacity; metal core, mixed oxide containing silicon, aluminum, calcium, sodium, potassium, lithium and fluorine
07/2002
07/30/2002US6426551 Composite monolithic electronic component
07/30/2002US6426311 Glass-ceramics
07/25/2002US20020098967 Pollucite-based ceramic with low CTE
07/25/2002US20020098965 Containing a diopside crystal phase and a cordierite phase, the remainder being a glass phase and/or other ceramic crystal phases, and having an open porosity of not larger than 1%.
07/25/2002US20020098964 Light filter using glass ceramics
07/25/2002US20020096649 Process and device for ceramising the base glass of glass ceramics
07/23/2002US6423415 Potassium silicate frits for coating metals
07/23/2002CA2213390C Sinterable lithium disilicate glass ceramic
07/18/2002US20020094929 Glass ceramic sintered product and process for production thereof
1 ... 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 ... 51