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)
03/1992
03/04/1992EP0472789A1 Thin flexible sintered structures
03/04/1992EP0472776A2 Aluminum nitride powder, sintered body and production thereof
03/04/1992CN1059228A Process for producing molded bodies from precursors of oxidic high temp. super conductors
03/04/1992CN1059227A Process for producing molded bodies from precursors of oxidic high temp. superconductors
03/04/1992CN1059226A Process for producing molded bodies from precursors of oxidic high temp. superconductors
03/04/1992CN1059138A Agglomerate of composite superhard material and its mfg. method
03/04/1992CN1059137A Self-reinforced silicon nitride ceramic of high fracture toughness and method of preparing same
03/03/1992US5093757 Adding lead and nickel or tungsten oxides; baked densely at short time and low temperature; capacitors
03/03/1992US5093314 Superconducting wire and method of manufacturing the same
03/03/1992US5093312 (Ba, Ca)x (α, Dy)1-x Tly Cu1-Y O3-z where α is Y or La oxide high temperature superconducting material
03/03/1992US5093311 Oxide superconductor cable and method of producing the same
03/03/1992US5093310 Exposure to gamma rays
03/03/1992US5093291 High pyroelectric constant, second transition temperature below its curie temperature
03/03/1992US5093290 High strengh at high temperature; wear resistant tools
03/03/1992US5093216 Phosphorus-containing; great capability of doping lithium
03/03/1992US5093214 Thin carbon plate suitable for use as fuel cell separator
03/03/1992US5093178 Anodizing, heat treatment; gases; multichannel; heat exchangers, catalyst supports
03/03/1992US5093148 Arc-melting process for forming metallic-second phase composites
03/03/1992US5093096 From polycarbosilanes or polysilazanes
03/03/1992US5093062 Low molecular weight organometallic
03/03/1992US5093056 High strength Si3 N4 composite containing SiC whiskers and method of producing the same
03/03/1992US5093039 Highly pure sintered carbide with high electric conductivity and process of producing the same
03/03/1992US5092948 Impact strength
03/03/1992US5092920 High strength, wear-resistant cutting tool inserts
03/03/1992CA1296831C Infusible preceramic silazane polymers via ultraviolet irradiation
03/03/1992CA1296517C Low firing dielectric composition
03/03/1992CA1296515C Resistor compositions
03/01/1992WO1992003390A1 Fabrication of superconducting metal-oxide textiles
03/01/1992CA2071923A1 Fabrication of superconducting metal-oxide textiles
03/01/1992CA2049903A1 Earth boring drill bit with improved wear inserts
03/01/1992CA2049636A1 Ceramic-metal articles and methods of manufacture
03/01/1992CA2048838A1 Zirconia-molybdenum disilicide composites
02/1992
02/26/1992EP0472427A2 Nonaqueous binder composition and its use in slip casting or cold forming
02/26/1992EP0472350A1 Surface coating material for tundish and steel ladle
02/26/1992EP0472333A2 Elongate superconductor elements comprising oxide superconductors, superconducting coils and methods of making such elements
02/26/1992EP0472256A1 A self-reinforced silicon nitride ceramic of high fracture toughness and a method of preparing the same
02/26/1992EP0472191A2 Ceramic shaped article and process for the production thereof
02/26/1992EP0472165A1 Low dielectric inorganic composition for multilayer ceramic package
02/26/1992EP0471975A2 Process for producing bodies from preforms of oxide high temperature superconductors
02/26/1992EP0471910A1 Process for making a ceramic filter
02/26/1992EP0441877A4 Alumina-zirconia-silicon carbide-magnesia ceramic articles
02/26/1992EP0289582B1 Method for preparing a metal oxide varistor precursor powder
02/26/1992CN1059062A Polycrystal minerized black ceramical infraced radiating material and its utilization
02/26/1992CN1058950A Self-reinforced silicon nitride ceramic body and method of preparing same
02/26/1992CN1058949A Magnesium thermal insulation board and manufacturing method
02/26/1992CN1058948A Magnesium daub
02/26/1992CN1015616B Process of graphitization of carbon elements and background of invention for apparatus
02/25/1992US5091485 Low viscosity, crosslinkable liquid polysilanes
02/25/1992US5091362 Mixing silver nitrate with ceramic powder, melting to coat surfaces, decomposing to form thin, uniform silver coating
02/25/1992US5091348 Mixing hydrated oxide sols, dehydrating to form homogeneous gel, heating
02/25/1992US5091347 Hot pressing with densification aid, conversion aid and whisker growth enhancing aid to change alpha to beta-silicon nitride in situ; high fracture toughness
02/25/1992US5091346 Composition for producing ceramics
02/25/1992US5091344 Fiber reinforced ceramics of calcium phosphate series compounds and method of producing the same
02/25/1992US5091271 Shaped silion carbide-eased ceramic article
02/25/1992US5091222 Boiling solution containing ceramics, dipping base material in solution, drying
02/25/1992US5091221 Screen printing
02/25/1992US5091164 Carbonization and graphitization of short carbon fibers and petroleum pitch, pressure molding
02/25/1992US5091128 Xonolite matrix with carbon fibers
02/25/1992US5091025 Heat treatment of pyropolymer in inert gas
02/25/1992CA2036864A1 A self-reinforced silicon nitride ceramic of high fracture toughness and a method of preparing the same
02/25/1992CA1296177C Dielectric ceramics
02/24/1992CA2048558A1 Low dielectric inorganic composition for multilayer ceramic package
02/24/1992CA2038110A1 Stable calcined clay slurries
02/21/1992CA2035180A1 Ceramic filter and process for making it
02/20/1992WO1992002861A1 Interdispersed two-phase ferrite composite and electrographic magnetic carrier particles therefrom
02/20/1992WO1992002471A1 Method for the preparation of piezoelectric ceramic materials of pztn
02/20/1992WO1992002470A1 Sintered moulding and its use
02/19/1992EP0471590A1 Thermal shock and creep resistant porous mullite articles prepared from topaz and process for manufacture
02/19/1992EP0471568A2 A self-reinforced silicon nitride ceramic body and a method of preparing the same
02/19/1992EP0471523A2 Beta alumina sintered body and method of manufacturing the same
02/19/1992EP0471389A2 Aluminum oxide/aluminum oxynitride/group IVB metal nitride abrasive particles derived from a sol-gel process
02/19/1992EP0471123A1 Process for preparing an inorganic article
02/18/1992US5089933 Solid dielectric capacitor and method of manufacture
02/18/1992US5089932 Solid dielectric capacitor and method of manufacture
02/18/1992US5089468 Process for producing bismuth-based superconducting oxide
02/18/1992US5089467 Superconductor structures and method of forming same
02/18/1992US5089465 Process for producing oxide superconducting thick films by screen printing
02/18/1992US5089456 Process for preparing cordierite
02/18/1992US5089455 Bending strength, for tapes, ribbons, sheets, wires
02/18/1992US5089449 Silicon nitride sintered bodies
02/18/1992US5089448 Silicon nitride sintered body having excellent high-temperature strength and method of producing same
02/18/1992US5089447 Borides, carbides, silicides, nitrides
02/18/1992US5089197 Manufacture of shaped articles from sinterable powder
02/18/1992US5089195 Molding, roasting under vaccum or reduced pressure, firing
02/18/1992US5089194 Grinding, mixing with binder, drying, firing
02/18/1992US5089188 Acid catalyzed hydrolysis of silicon alkoxide; polymerization
02/18/1992US5089070 Poly(propylene carbonate)-containing ceramic tape formulations and the green tapes resulting therefrom
02/18/1992CA2048323A1 Process for producing molded bodies from precursors of oxidic high-temperature superconductors
02/18/1992CA2048144A1 Process for producing molded bodies from precursors of oxidic high-temperature superconductors
02/18/1992CA2048011A1 Process for producing molded bodies from precursors of oxidic high-temperature superconductors
02/17/1992CA2049171A1 Surface coating material for tundish and steel ladle
02/17/1992CA2048502A1 Thermal shock and creep resistant porous mullite articles prepared from topaz and process for manufacture
02/16/1992CA2049204A1 Self-reinforced silicon nitride ceramic body and a method of preparing the same
02/13/1992DE4025278A1 Anisotropic samarium-iron-nitrogen magnetic article prodn. - by nitriding hot compacted and shaped precursor powder body
02/13/1992DE4024877A1 Sintered body having aluminium oxide matrix - with chromium oxide, zirconium and/or hafnium di:oxide of predominantly tetragonal structure and yttrium oxide as structure stabiliser
02/12/1992EP0470898A1 Piezoelectric ceramic with controlled porosity
02/12/1992EP0470758A1 Transparent ceramic composite article comprising aluminum oxide and aluminum magnesium oxynitride
02/12/1992EP0470717A1 Method for producing composite material mainly composed of carbon and boron
02/12/1992EP0470622A2 Method of making shaped silicon infiltrated silicon carbide bodies
02/12/1992EP0470621A2 Method of making shaped silicon infiltrated silicon carbide bodies