Patents
Patents for C04B 35 - Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products (79,369)
12/1991
12/17/1991CA1293112C Dispersion process for ceramic green body
12/17/1991CA1293106C Method of producing silicon nitride powders
12/14/1991CA2044445A1 Porous matrix material comprising a second element in a dispersed form, and fabrication process of said material
12/13/1991WO1991019584A1 Metal carbides and derived composites
12/13/1991CA2084085A1 Metal carbides and derived composites
12/12/1991WO1991019149A1 Article support apparatus
12/12/1991WO1991019029A1 Oxide superconductor and production thereof
12/12/1991WO1991018847A1 Ceramic composite, process for producing it and its use
12/12/1991WO1991018846A1 Reaction-bonded mullite-containing ceramic, its formation and use
12/12/1991WO1991018844A1 Abrasive compact of cubic boron nitride and method of making same
12/12/1991WO1991018843A1 Grinding media based on zircon
12/12/1991WO1991018841A2 Coated refractory compositions and method for preparing the same
12/12/1991WO1991018741A1 Method for manufacturing a composite article and composite article
12/12/1991WO1991018698A1 Method of optimizing composite preparation for electrical properties: maximum capacitance electrodes
12/12/1991DE4118750A1 Sinterable powder prodn. from polymerisable metal carboxylate cpds. - by polymerising homogeneous mixt. and heating, useful for making special ceramics
12/12/1991CA2084197A1 Method for manufacturing a composite article and composite article
12/11/1991EP0461050A1 A cubic perovskite crystal structure, a process of preparing the crystal structure, and articles constructed from the crystal structure
12/11/1991EP0460987A1 Ceramic preforms, process for their production and applications thereof
12/11/1991EP0460959A2 Fused zirconia refractory materials having high-temperature heat resistance and corrosion resistance and a method for producing the same
12/11/1991EP0460760A1 Sintered transformer core of MnZn-ferrite and a transformer comprising such a core
12/11/1991EP0460556A2 Polycarbosilanes and process for their preparation
12/11/1991EP0460231A1 Ceramic composition and electronic component made therefrom
12/11/1991EP0460215A1 Low-loss oxide magnetic material
12/11/1991EP0460086A1 Process for coating a continuous casting tundish with a refractory material
12/11/1991EP0447390A4 Transparent polycrystalline body with high ultraviolet transmittance, process for making, and applications thereof
12/11/1991CN1056929A Combined metal-porcelain crucible and making method thereof
12/11/1991CN1056908A Process for manufacturing whisker of beta-silicone nitride crystal with high property
12/11/1991CN1056859A Producding of titanium carbonitride-titanium boride ceramic
12/11/1991CN1056852A Process and apparatus for graphitizing carbon bodies
12/10/1991US5072087 Process for heating materials by microwave energy
12/10/1991US5072035 Concentrating a solution of metal alkoxides, a carboxylic acid and lead alkanoate drawing; calcining; sintering, composites, mechanical flexibility and strength, transducers
12/10/1991US5071935 Ammoniolysis of a cyclic triborotriazine, a dichloroazoboron compound and primary amine; heat-resistant crosslinked network; fiber; filaments; efficiency
12/10/1991US5071833 Method for producing high-temperature superconducting ceramic products employing tractable ceramic precursors
12/10/1991US5071829 Gel method for preparing high purity Bi-based 110K superconductor using oxalic acid
12/10/1991US5071828 Sintering oxides or mixed oxides of copper, yttrium and barium, or a substrate electrophoretic deposition
12/10/1991US5071827 Production of superconductor materials
12/10/1991US5071826 Heating to decompose, diffusing oxygen through coating and oxygenating the particle
12/10/1991US5071801 High density leucite based ceramics from zeolite
12/10/1991US5071800 Coprecipitating an indium- and tin-containing salt; calcining; pulverizing; uniform distribution of tin; uniform transparent electroconductive film
12/10/1991US5071798 Coarse alumina particles; polycrystalline alumina fibers; mullite or corundum binders; lightweight; stable; shrink resistant refractory
12/10/1991US5071797 Comminuting aluminum material, titania and amorphous carbon; pelletizing; sintering
12/10/1991US5071793 Low dielectric inorganic composition for multilayer ceramic package
12/10/1991US5071700 Carbon fiber-reinforced carbon composite material
12/10/1991US5071685 Ceramic articles, methods and apparatus for their manufacture
12/10/1991US5071679 Process for producing composite materials with reinforcement in silicium carbide fibers and ceramic matrix
12/10/1991US5071631 Porous carbon-carbon composite and process for producing the same
12/10/1991US5071600 Preparation of substantially crystalline silicon carbide fibers from polycarbosilane
12/10/1991US5071434 Biologically active surface ceramic and process for producing the same
12/08/1991CA2044041A1 Fused zirconia refractory materials having high-temperature heat resistance and corrosion resistance and a method for producing the same
12/05/1991DE4039530A1 Prodn. of ceramic moulding - by heat treating finely dispersed powder mixt. of aluminium, alumina and silicon-contg. moulding in oxygen atmos.
12/05/1991CA2043767A1 Low porosity-high density refractory plug with constant flow
12/05/1991CA2043710A1 Cubic perovskite crystal structure, a process of preparing the crystal structure, and articles constructed from the crystal structure
12/04/1991EP0459970A1 Process and apparatus for graphitizing carbon bodies
12/04/1991EP0459938A1 Fiber reinforced glass matrix and glass-ceramic matrix composite articles
12/04/1991EP0459916A1 Carbon-carbon composite material friction elements having a differential texture, processes and devices for their fabrication
12/04/1991EP0459359A2 Bi-Pb-Sr-Ca-Cu-O system superconductors
12/04/1991EP0459155A1 Bismuth-containing superconductor
12/04/1991EP0458865A1 Shaped bodies containing short inorganic fibers
12/04/1991EP0441903A4 Superconducting metal oxide compositions and processes for manufacture and use
12/04/1991EP0428630A4 Superconducting metal oxide compositions and processes for manufacture and use
12/04/1991CN1056675A Ceramics preparative green bodies, process of production and use thereof
12/04/1991CN1056674A Ceramic microspheres
12/04/1991CN1056644A Metal liquid container disengaging laying and its making method
12/04/1991CN1015033B 氧化物超导体 Oxide superconductors
12/04/1991CN1014987B Magnesia partially-stabilized zirconia
12/04/1991CN1014986B Ceramic articles having a nonporous core and porous outer layer
12/03/1991US5070116 Preceramic organosilicon-metal carbonyl polymers
12/03/1991US5070072 Rare earth alkaline earth copper oxide superconductive coating s
12/03/1991US5070071 Method of forming a ceramic superconducting composite wire using a molten pool
12/03/1991US5070050 Metal oxide dielectric dense bodies, precursor powders therefor, and methods for preparing same
12/03/1991US5069987 Ductile metallic fibers, ceramic matrix
12/03/1991US5069854 Alumina fiber with carbon inclusion and a method of producing the same
12/03/1991US5069842 Process of shaping carbonaceous blocks by multiaxial compacting
12/03/1991US5069841 Molybdenum disilicide alloy matrix composite
12/03/1991US5069839 Process for increasing the firing shrinkage of ceramic film casting mixtures
12/03/1991US5069824 Oxides of the pyrochlore family and electrically resistant materials that contain them
12/03/1991US5069697 Cordierite as main component of crystalline phase
12/01/1991CA2041399A1 Process and apparatus for graphitizing carbon bodies
11/1991
11/30/1991CA2034402A1 Bismuth-containing superconductor
11/28/1991WO1991018403A1 Ceramic material for use in high-frequency field
11/28/1991WO1991018250A1 Graphitization process and furnace
11/28/1991WO1991018125A1 Sputtering target and production thereof
11/28/1991WO1991018124A1 A process and an apparatus for the surface treatment of powder particles
11/28/1991WO1991017969A1 Dry refractory composition
11/28/1991WO1991017866A1 Binding agent mixture
11/28/1991DE4016946A1 Large sintered ceramic component mfg. - by breaking sintered body into segments at most fragile zones by thermal shock to be reassembled with mechanical bonding
11/27/1991EP0458729A1 Process for forming fiber reinforced composite articles
11/27/1991EP0458596A1 Dielectric thin film and its preparation method
11/27/1991EP0458286A1 Method for preparing a sintered body of light-transmitting cordierite
11/27/1991EP0458150A1 Process for producing shaped articles
11/27/1991EP0457929A1 Process for making a high temperature superconductive device and high temperature superconductive device
11/27/1991EP0457810A1 Ceramic material and process for its production
11/27/1991EP0441806A4 Alumina-zirconia-carbide whisker reinforced cutting tools
11/27/1991EP0181372B1 Fire barrier i. coatings
11/27/1991CN1056570A Production technology without baking for electric induction furnace
11/27/1991CN1056482A Dry refractory composition
11/27/1991CN1056481A 人造玉石 Artificial jade
11/26/1991US5068512 Device for producing amorphous ceramic products or metal alloys
11/26/1991US5068211 Refractory and electroconductive ceramic compositions and process for the preparation thereof
11/26/1991US5068154 Core with a sheath