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)
09/1991
09/03/1991US5045237 Refractory electrical device
09/03/1991CA1288470C Process for producing an electrode substrate and the thus produced electrode substrate which is uniform in physical properties
09/03/1991CA1288208C Method and apparatus for forming shaped pieces of insulation
08/1991
08/28/1991EP0443950A1 Moulding device of composite material for the hot-pressing of articles from refractory material
08/28/1991EP0443827A2 Rare earth substituted thallium-based superconductors
08/28/1991EP0443624A1 Alumina based ceramics
08/28/1991EP0443524A1 High-density vitreous carbon material and process for producing the same
08/28/1991EP0443490A1 Refractory and electroconductive ceramic compositions and process for the preparation thereof
08/28/1991EP0443488A1 Method for producing oxide superconductor
08/28/1991EP0443401A2 Ceramic filled fluoropolymer composite material
08/28/1991EP0443323A1 Lead-zinc-borosilicate glass and its use
08/28/1991EP0443228A1 Producing a three-dimentional random weave of thin ceramic tubes
08/28/1991EP0443067A1 Conical or spherical zone type sealing element made of flexible graphite
08/28/1991CN1054146A Method for joining parts of ceramic high-temperature superconductor material
08/27/1991US5043319 Synthesis of lanthanum-alkaline earth-copper-oxygen superconductive material
08/27/1991US5043305 High thermal expansion coefficient ceramic sinter and a composite body of the same and metal
08/27/1991US5043304 Method of production of cubic boron nitride-containing high-density inorganic composite sintered article
08/27/1991US5043303 Infiltrating preform of boron nitride coated filaments with molten solutio of boron and silicon
08/27/1991US5043223 Multilayer ceramic substrate and method for making the same
08/27/1991US5043121 Depolymerization
08/27/1991US5043120 Process for preparing polycrystalline CBN ceramic masses
08/27/1991US5043119 High strength particulate ceramics
08/27/1991US5043118 Whisker-reinforced ceramic matrix composite by injection molding
08/27/1991US5043117 Method of manufacturing ceramic products, and a method of manufacturing ceramic springs
08/27/1991CA2036558A1 Ceramic bodies formed from yttria stabilized zirconia-alumina
08/27/1991CA1287969C Process to prepare soluble mixed oxydes in nitric acid from nitrate solutions
08/24/1991WO1991012912A1 Metal/superconducting oxide composites and preparation thereof
08/24/1991CA2049353A1 Metal/superconducting oxide composites and preparation thereof
08/23/1991CA2010801A1 Method of producing polycrystal system compound ceramics
08/22/1991WO1991012350A1 Method for the preparation of articles of composite materials
08/22/1991WO1991012349A1 Method for obtaining ferrites
08/22/1991WO1991012216A1 High density fused silica process and product
08/22/1991DE4007220A1 New crystalline sigma-aluminium oxide useful as antiwear material - has crystals of spinel structure with aluminium atoms occupying 8 tetrahedral and 13.3 octahedral vacant sites
08/22/1991DE4005374A1 Thermoplastic compsn. for mfr. of ceramic mouldings - contg. sinterable inorganic polyoxymethylene homo- or copolymer and binding agent
08/22/1991DE4005328A1 Verfahren zur konditionierung eines pulvers und vorrichtung dafuer Method for conditioning a powder and apparatus therefor
08/22/1991DE4004870A1 Masse zum beschichten einer auskleidung eines metallurgischen schmelzgefaesses auf der basis feuerfester oxide Mass for a coat lining of a metallurgical schmelzgefaesses on the basis of refractory oxides
08/21/1991EP0442289A1 Process for joining parts of ceramic high-temperature superconductive material
08/21/1991EP0442210A2 Bi oxide superconductors
08/21/1991EP0442013A1 Isocyanate- and isothiocyanate-modified polysilazane ceramic precursors
08/21/1991EP0441996A1 Composite sheet made from mechanically delaminated vermiculite
08/21/1991EP0441986A1 Superconducting material and production thereof
08/21/1991EP0441903A1 Superconducting metal oxide compositions and processes for manufacture and use
08/21/1991EP0441893A1 Superconducting metal oxide compositions and processes for manufacture and use.
08/21/1991EP0441877A1 Alumina-zirconia-silicon carbide-magnesia ceramic articles.
08/21/1991EP0441813A1 Improvements in and relating to superconducting composite conductors
08/21/1991EP0441806A1 Alumina-zirconia-carbide whisker reinforced cutting tools.
08/20/1991US5041515 Methods for preparing polytitanocarbosilazane polymers and ceramics therefrom
08/20/1991US5041512 Melt-formable organoaluminum polymer
08/20/1991US5041417 Conductive articles and intermediates containing heavy pnictide mixed alkaline earth oxide layers
08/20/1991US5041416 Superconductive metal matrix composites and method for making same
08/20/1991US5041414 Continuous, malleable, silver-plated ceramic
08/20/1991US5041409 Oxidation catalysts; thermal refractories; spinels-speudobrookites
08/20/1991US5041400 Heating aluminum trifluoride, aluminum oxide, barium carbonate and silicon oxide powders to from topaz, further heat treatment in gas generated environment to form feldspar
08/20/1991US5041399 Hard sintered body for tools
08/20/1991US5041337 Preceramic compositions and ceramic products
08/20/1991US5041327 Different dielectric constant portion with in same substrate
08/20/1991US5041315 Flexible ceramic member and method of production thereof
08/20/1991US5041248 Mixing ceramic powder with binder and organic acid; extrusion, relaxation, densification and decomposition of binder
08/20/1991US5040501 Valves and valve components
08/20/1991CA2036511A1 Refractory and electroconductive ceramic compositions and process for the preparation thereof
08/20/1991CA1287711C Oxidation-inhibited carbon-carbon composites
08/17/1991WO1991012217A1 Material based on refractory oxides for coating a lining of a metallurgical smelting vessel
08/14/1991EP0441700A1 Process of manufacturing a carbon fibre-reinforced ceramic matrix composite material
08/14/1991EP0441640A2 Sintered aluminous abrasive grains and method of producing the same
08/14/1991EP0441607A2 Mouldable composition
08/14/1991EP0441571A2 Silicon nitride sintered body and method of producing the same
08/14/1991EP0441528A1 Ceramic product
08/14/1991EP0441316A1 Silicon nitride based sintered material and process of manufacturing same
08/14/1991EP0441301A1 Process for the production of shaped bodies of silicon nitride
08/14/1991EP0441268A1 Process for the production of shaped bodies of superconductive oxide ceramic material
08/14/1991EP0441219A1 Slip for the production of green ceramic sheets and use thereof
08/14/1991EP0377701A4 Grinding process
08/14/1991EP0164395B1 Ceramic compositions
08/14/1991EP0107700B1 Method for fabricating ceramic materials
08/14/1991CN1053784A Far infrared ceramics and its making method
08/14/1991CA2034248A1 Method for joining parts of ceramic high-temperature superconductor material
08/13/1991US5039653 Growth of superconductor material in a fluxed melt, and article of manufacture
08/13/1991US5039644 Fired monolithic structure of alumina, titania and/or zirconia with phosphorus oxide; heat resistance, high surface area
08/13/1991US5039637 Process for producing a dielectric ceramic
08/13/1991US5039636 Preparation of aluminum titanate from an organometallic oligomer
08/13/1991US5039635 Carbon-coated reinforcing fibers and composite ceramics made therefrom
08/13/1991US5039634 Molten aluminum resistant refractory composition containing ceramic fibers
08/13/1991US5039633 B4C/Al cermets and method for making same
08/13/1991US5039632 Homogeneous coating of boron nitride and free carbon on the surface of each particle; noncracking
08/13/1991US5039629 Hybrid ceramic composition and process for its manufacture
08/13/1991US5039550 Treating with quaternary amine surfactant and water to impart positive charge, contacting with suspension of negatively charged particles,
08/13/1991US5039464 Process for densifying a ceramic part
08/13/1991US5039452 Metal oxide varistors, precursor powder compositions and methods for preparing same
08/13/1991CA1287527C Production method of superconductive thin film and a device thereof
08/10/1991CA2036051A1 Sintered aluminous abrasive and method of producing same
08/08/1991WO1991011408A1 Dielectric ceramic composition
08/08/1991WO1991011391A1 Superconducting metal oxyde compositions
08/08/1991DE4003198A1 Casting compsns. for prepn. of ceramic green films - contain ceramic powder, organic solvent, plasticiser, dispersant, and polyvinyl butyral contg. vinyl] alcohol and vinyl] acetate units
08/08/1991CA2034368A1 Lime-free preformed shapes for casting aluminum
08/07/1991EP0440570A1 Process for sintering powders of metals, metal alloys, ceramics or cermets
08/07/1991EP0440569A2 Process for obtaining refractory carbide based porous solid bodies, using organic compounds and a metal or metalloid
08/07/1991EP0440520A1 Process for preparing polycarbosilanes in the presence of molten metallic sodium and sequestering agents
08/07/1991EP0440411A2 Oxide superconductor
08/07/1991EP0440013A2 Water-dispersible, heat-resistant composition and uses thereof
08/07/1991EP0439949A1 Manufacture of magnesium oxide containing beta"-aluminia sintered bodies