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)
08/1991
08/07/1991EP0439938A1 Method of electrode fabrication for solid oxide electrochemical cells
08/07/1991EP0439845A2 Alpha-omega chlorosilazanes and a method for their preparation
08/07/1991EP0439844A2 Silazane polymers containing SiCl groups, process for preparing them, ceramic materials containing silicon nitrite which can be prepared therefrom, and the preparation of these materials
08/07/1991CN1053603A Silicon carbide whisker reinforced ceramic composites and method for making same
08/07/1991CN1053602A Method of making ceramic composite bodies and bodies made thereby
08/07/1991CN1053601A Molten steel runner made of aluminium-carbon composition with low cement content
08/07/1991CN1013437B Quartz fiber-quartz-aluminium phosphate composite
08/07/1991CN1013436B Cordierite precursor preperation
08/06/1991US5037933 Controlled polymerization of silazane monomers
08/06/1991US5037801 Method for producing a wire- or band-shaped ceramic superconductor
08/06/1991US5037784 Ceramic composition containing a tungsten tetragonal bronze phase with a high dielectric constant
08/06/1991US5037699 Heat-resistant, corrosion-resistant inorganic composite bodies and process for preparing the same
08/06/1991US5037594 Method for making varistor discs with increased high temperature stability
08/06/1991US5037593 Hematite thin film; noncracking
08/06/1991US5037588 Injection molding silicon carbide and binder; heating impregnation with silicon
08/06/1991CA1287433C Preceramic polymers derived from cyclic silazanes, and halosilanes anda method for their preparation
08/06/1991CA1287432C Preceramic polymers derived from cyclic silazanes and halogenated disilanes and a method for their preparation
08/03/1991WO1991011409A1 Improved method of making large cross section injection molded or slip cast ceramic shapes
08/03/1991CA2074524A1 Method of making large cross section injection molded or slip cast ceramic shapes
08/03/1991CA2035174A1 Sintering process for metal, metal alloys, ceramics or ceramic metal material powders
08/02/1991WO1991011403A1 Mineral fibres
08/02/1991CA2024143A1 Thin flexible sintered structures
08/01/1991WO1991011407A1 Method of making large cross-section injection molded or slip cast ceramics shapes
08/01/1991DE4102531A1 Sintered silicon nitride body - contg. yttrium, magnesium and chromium components
08/01/1991DE2858801C2 Zirconia ceramic for use as solid electrolyte
08/01/1991CA2074516A1 Method of making large cross-section injection molded or slip cast ceramic shapes
07/1991
07/31/1991EP0439419A1 Composite ceramic materials for applications in engineering at high temperature and under severe conditions of thermal shock and a process for their production
07/31/1991EP0439351A1 Oxide superconductor material and device
07/31/1991EP0439184A2 Carbon fiber structure and process for producing the same
07/31/1991EP0439103A2 Ferromagnetic la-ba-cu-o compound and ferromagnetic device containing same
07/31/1991EP0438897A1 Silicon nitride bodies
07/31/1991EP0438711A2 Polysilazanes, their preparation and use
07/31/1991EP0438509A1 Metal oxide dielectric dense bodies, precursor powders therefor, and methods for preparing same.
07/31/1991EP0221089B1 Method of forming compounds having si-n groups and resulting products
07/31/1991CN1053483A Rotary slide valve
07/31/1991CN1013349B Method for making graphite crucible
07/30/1991US5036425 Monolithic ceramic capacitor
07/30/1991US5036044 R-Tl-Sr-Ca-Cu-O superconductors
07/30/1991US5036030 Molding a mixture of zeolite of alkaline earth metal or its calcination product and a boron oxide or precursor, firing
07/30/1991US5036029 Containing hydration resistant magnesium oxide, organic binder and fibers and free of alkali and alkaline earth metal oxides; nondegrading
07/30/1991US5036028 High density metal boride-based ceramic sintered body
07/30/1991US5036026 Sintered body of aluminum nitride and method for producing the same
07/30/1991US5035921 Impregnation with a ceramic precursor, pyrolysis, oxidation resistance
07/30/1991US5035919 Alumina, carbon, magnesia, aluminum phosphate
07/30/1991US5035837 Containing cuprous and cupric oxide, thick films, printed circuits
07/30/1991US5035725 Silicon carbide matrix impregnated with molten silicon
07/30/1991US5035724 Sol-gel alumina shaped bodies
07/30/1991US5035723 Of fine alpha alumina crystals
07/30/1991US5035597 Apparatus for manufacturing multi-element sintered material
07/30/1991CA2034725A1 Process for preparing porous refractory carbide solid bodies from organic compounds and a metal or a metalloid
07/28/1991CA2034954A1 Silazane polymers containing sicl groups, process for their preparation, silicon nitride-containing ceramic materials which can be prepared from them, and their
07/28/1991CA2034953A1 .alpha.,w-chlorosilazanes, and a process for their preparation
07/25/1991WO1991011030A1 IONIC SUPERCONDUCTOR OBTAINED BY INTRODUCTION OF LITHIUM ATOMS IN THE LATTICE OF HIGH TEMPERATURE SUPERCONDUCTOR MATERIALS OF THE Ba2YCu3O7-x TYPE
07/25/1991WO1991010630A1 Method for reducing shrinkage during firing of green ceramic bodies
07/25/1991WO1991010629A1 Process for using dross residues to produce refractory products
07/25/1991WO1991010557A1 Process for producing carbonaceous composite material containing carbon film, molding base material, and carbon film
07/25/1991DE4040035A1 Hard metallic carbon structure - with higher bulk modulus and hardness and lower density than diamond
07/25/1991DE4001246A1 POlymeric poly-silazane(s), useful for prodn. of silicon-nitrogen - by polymerisation of tetra:organo-amino-silane(s) or corresp. oligomers at 50-600 deg.c under insert gas
07/24/1991EP0438313A1 Magnesia-based sintered body and process for preparing same
07/24/1991EP0438300A2 Sintered body of zircon and process for its production
07/24/1991EP0438118A1 Polymer derived ceramic fibers having improved thermal stability
07/24/1991EP0438117A1 Preparation of substantially crystalline silicon carbide fibers from polycarbosilane
07/24/1991EP0437934A1 High density silicon carbide sintered bodies from borosiloxanes
07/24/1991EP0437905A1 Ceramic slip and tape casting composition and process of making ceramics
07/24/1991EP0437855A2 Integral matrix body, method and infiltration alloy for making same
07/24/1991EP0437625A1 Method of producing metallic complex and metallic complex produced thereby
07/24/1991EP0437449A1 Increasing aluminum nitride thermal conductivity via pre-densification treatment
07/24/1991EP0288502B1 Ceramic-ceramic composite material and production method
07/24/1991CN1053271A Producing method for high quality alpha phase silicon carbide whisker
07/23/1991US5034451 Water-soluble binder and hot-melt binder for ceramics molding
07/23/1991US5034373 High energy milling of silver and alloys, compaction of silver for superconductors
07/23/1991US5034360 Process for the production of a ceramic polycrystalline abrasive
07/23/1991US5034359 Insulating composition
07/23/1991US5034357 Heat-conductive aluminum nitride sintered body and method of manufacturing the same
07/23/1991US5034356 Silicon nitride and cordierite with reinforcing silicon carbide fibers
07/23/1991US5034355 Tough silicon carbide composite material containing fibrous boride
07/23/1991US5034352 Calcium phosphate materials
07/23/1991US5034260 Ceramic and circuit substrate and electronic circuit substrate by use thereof
07/23/1991US5034172 Process for the manufacture of composite components comprising a web and a reinforcement structure
07/23/1991US5034062 Use of acid-containing anionic emulsion copolymers as calcined clay slurry stabilizers
07/23/1991US5034023 Hermetic sealed channels separated by partitions, applying a voltage
07/23/1991US5033721 Chemical resistance
07/23/1991CA1286551C Method of producing superconducting wire
07/23/1991CA1286549C Refractory composite material and method of producing material
07/17/1991EP0437303A2 Ceramic port liners
07/17/1991EP0437302A2 Ceramic port liners
07/17/1991EP0437169A1 Method of making ceramic composite bodies and bodies made thereby
07/17/1991EP0437154A1 Zirconia stabilized by yttrium and cerium oxides
07/17/1991EP0437067A2 Phosphate compounds, sintered bodies thereof and manufacture of the sintered bodies
07/17/1991EP0436723A1 Oxide superconductor and method of producing the same
07/17/1991EP0312572B1 Melt extraction of ceramics
07/17/1991CN1053050A Far infrared ceramics powder and prepn.thereof
07/17/1991CA2033656A1 Preparation of substantially crystalline silicon carbide fibers from polycarbosilane
07/17/1991CA2033648A1 Polymer derived ceramic fibers having improved thermal stability
07/17/1991CA2007904A1 Casting/slip composition and process of making ceramics
07/16/1991US5032663 Chlorine-containing silazane polymers, process for their preparation, ceramic materials containing silicon nitride which can be prepared from them, and their preparation
07/16/1991US5032649 Organic amide-modified polysilazane ceramic precursors
07/16/1991US5032570 Method for producing ceramic superconducting material using intermediate products
07/16/1991US5032569 Ceramic high temperature superconductor in bulk form, and method of manufacturing the same
07/16/1991US5032558 Lead, magnesium, niobium, titanium doped oxides