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)
08/1993
08/17/1993US5236686 Polymerizing 1-bromo-4-lithiobenzene, functionalizing with acetylene compound, heating
08/17/1993US5236651 Silica gel
08/17/1993US5236648 Method of manufacturing a reference member for calibrating toner concentration monitors in electrophotographic document production apparatus
08/17/1993US5236639 Mixing matrix carbon material and carbon fibers in ratio determined from carbonization loss factor and desired product, pressure molding, curing, carbonizing
08/17/1993US5236632 Sputtering target for low resistance, transparent electroconductive film
08/17/1993US5236471 Process for the production of sintered material based on α-aluminum oxide, especially for abrasives
08/17/1993US5236468 Compressing mixture of synthetic graphite and coal tar pitch
08/17/1993CA1321406C Spall resistant chrome-alumina refractory brick
08/17/1993CA1321405C Making a taphole
08/14/1993CA2089323A1 Oxide-based hard particles coated with ceramic pigments, method for producing same and use thereof
08/14/1993CA2088553A1 Polymer precursor for silicon carbide/aluminum nitride ceramics
08/12/1993DE4303075A1 Prodn. of lithium and silicon aluminate(s) - by mixing aluminium or silicon alkoxide with lithium hydroxide, adding water, drying, moulding, and sintering
08/12/1993DE4203525A1 Superconducting composite body - comprises oxide-ceramic superconducting material, and silver@ alloy non-superconducting material
08/12/1993DE4203269A1 Verfahren zur herstellung von keramikformkoerpern A process for preparing keramikformkoerpern
08/11/1993EP0555134A1 Process for manufacturing of shaped fibrous structure for fabricating a composite material and products obtained thereby
08/11/1993EP0555130A1 Method of making composite material parts having a ceramic matrix
08/11/1993EP0555085A1 Sputtering target
08/11/1993EP0554820A1 Process for forming ceramic laminates
08/11/1993EP0554683A1 Method to change the surface of castings by powder impregnating
08/11/1993EP0554637A1 Zirconia ceramics and a process of producing the same
08/11/1993EP0437483B1 Low cement refractory
08/11/1993CN1075130A Smelting method of higbh-grade middle-class magnesite
08/11/1993CN1075129A Smelting method of high-grade reburned magnesia
08/11/1993CN1075128A Method for smelting high-grade electric smelting magnesite
08/10/1993US5235158 Endless belt which carries layer of metal compound solution to furnace for drying, then oxidation
08/10/1993US5234675 Oxidation of organosilicon fibers in an inert gas and hydrocarbon gas to form amorphous carbon-coated silicon carbide; sintering with silicon
08/10/1993US5234643 Silicon nitride ceramics containing crystallized grain boundary phases
08/10/1993US5234642 High strength silicon nitride sintered body and process for producing same
08/10/1993CA1321215C Silica-alumina extrudates
08/10/1993CA1321214C High temperature low thermal expansion ceramic
08/10/1993CA1321063C Multidirectional reinforcement textures made of ceramic fibers having a silicon compound base
08/10/1993CA1321056C Process for producing an alumina-zirconia composite sintered material
08/10/1993CA1321055C Method of making metal matrix composites
08/10/1993CA1321047C Method of and apparatus for producing superfine powder in spherical form
08/05/1993WO1993015517A1 Sintered composite materials for electric contacts in power technology switching devices and process for producing them
08/05/1993WO1993015032A1 Process of spray drying sialon___________________________________
08/05/1993WO1993015031A1 High k dielectric compositions with fine grain size
08/05/1993DE4203039A1 High temp. superconductor prodn. - involves DC passage through mixed oxide(s) during firing
08/05/1993DE4203013A1 Textured high temp. superconductive component prodn. - by laser treatment to obtain high current carrying capacity
08/05/1993DE4202953A1 Saw blade with set teeth - comprises one-piece ceramic injection moulded part
08/04/1993EP0554119A1 Process for preparing pitch for matrix
08/04/1993EP0554024A1 Process for preparing carbon/carbon composite preform and carbon/carbon composite
08/04/1993EP0554020A1 Silicon nitride powder and method for its manufacture
08/04/1993EP0553719A1 Silicon nitride ceramics containing crystallized grain boundary phases
08/04/1993EP0553452A2 Oxygen sensors based on cuprate mixed oxides
08/04/1993EP0553423A1 Expansion reduction of cordierite
08/04/1993EP0408771B1 Alumina ceramic, abrasive material, and production thereof
08/04/1993CN1021727C Metal liquid container disengaging laying
08/04/1993CA2088551A1 Process for forming ceramic laminates
08/03/1993US5233066 Silicon boron nitride ceramic and precursor compounds, a process for their preparation and their use
08/03/1993US5232909 Applying sol-gel method, coating by sintering or firing, evaporation under oxygen ions, deposition from a fluoride solution or oxidation after application of fluorides
08/03/1993US5232907 Yttrium-barrium-copper oxide powder and process for manufacturing yttrium-barrium-copper oxide superconducting sintered body
08/03/1993US5232890 Platinum or palladium and rhodium mixed oxide catalysts for treatment of combustion gas emissions
08/03/1993US5232880 Having rare earth oxides, with oxides of barium, calcium, strontium or magnesium, also with oxides of titanium, tin or zirconium in perovskite structure
08/03/1993US5232766 Ceramic substrate with silicon layer
08/03/1993US5232681 Stabilizing sodium beta-aluminum oxide with spinel defect structure by doping with cations of magnesium, lithium, zinc and others; wet grinding, drying slip
08/03/1993US5232598 Woven metal support with inorganic ceramic particle bridges bonded by inorganic adhesives
08/03/1993US5232040 Method for reducing metal content of self-supporting composite bodies and articles formed thereby
08/03/1993CA1320816C Method of manufacturing a superconductor
08/03/1993CA1320815C Si3n4 process using polysilane or polysilazane as a binder
08/03/1993CA1320802C Corrosion resistant fuel cell substrates
07/1993
07/29/1993DE4243941A1 Sintered silicon carbide prod. - made by molten silicon infiltration into pressed or moulded elementary carbon@ part
07/29/1993DE4226330A1 Binders for moulding materials, etc.
07/29/1993DE4201940A1 Sinterverbundwerkstoff fuer elektrische kontakte in schaltgeraeten der energietechnik A sintered material for electrical contacts in switching devices of power engineering
07/29/1993DE4201615A1 High sphericity ceramic ball mfr. - by two=stage fluidised bed granulation
07/28/1993EP0552852A2 Polycondensed polysilazane and method of producing same
07/28/1993EP0552762A2 Coatable, thermally curable binder precursor solutions modified with a reactive diluent
07/28/1993EP0552635A1 Composite ceramics sintered body and method of manufacturing the same
07/28/1993EP0552484A2 Formed pieces or plates from silica-aerogel
07/28/1993EP0552422A1 Sinterable carbon powder and method of making it
07/28/1993EP0552402A1 Refractory material for an electrolysis cell, process for the production and use thereof
07/28/1993EP0552381A1 Composite silicon nitride sinter and production thereof
07/28/1993EP0552371A1 Process for producing sintered mesocarbon microbeads and quality control therefor
07/28/1993EP0552364A1 Ceramic capacitor and production thereof
07/28/1993EP0476112A4 Magnesite-carbon refractories
07/28/1993EP0412975B1 Ceramic moulding produced by powder metallurgy, use and preparation thereof
07/28/1993CA2087655A1 Silicon nitride ceramics containing crystallized grain boundary phases
07/27/1993US5231079 Process embodiments for improving the electrical properties of conductors
07/27/1993US5231076 Process for manufacturing a YBa2 Cu3 Ox superconductor using infiltration-reaction technique
07/27/1993US5231067 Shaped articles based on pyrogenically produced titanium dioxide, method of their production and their use
07/27/1993US5231062 Transparent aluminum oxynitride-based ceramic article
07/27/1993US5231061 Process for making coated ceramic reinforcement whiskers
07/27/1993US5231060 Carbides, nitrides
07/27/1993US5231059 Process for preparing black glass using cyclosiloxane precursors
07/27/1993US5230951 Production of fibre reinforced ceramic composite
07/27/1993US5230873 Process for producing amorphous boron nitride of high hardness
07/27/1993US5230848 Method of thermochemically treating silicon carbide fibers derived from polymers
07/27/1993US5230846 Method for preparing multilayered ceramic with internal copper conductor
07/27/1993US5230306 Ceramic sootblower element
07/27/1993US5230138 Method of manufacturing a metal-contained composite material and a metal-contained composite material produced thereby
07/27/1993CA1320629C Method of producing a superconducting wire including an oxide superconductor
07/27/1993CA1320628C Method of producing a superconducting wire and a superconducting wire produced according to the same
07/27/1993CA1320625C Zinc oxide whiskers having a novel crystalline form and method for making the same
07/23/1993CA2087079A1 Coatable, thermally curable binder precursor solutions modified with a reactive diluent
07/22/1993WO1993014526A1 Manufacture of elongate superconductors
07/22/1993WO1993014164A1 Polysilane-based composition
07/22/1993WO1993014044A1 Electrical heating element, related composites, and composition and method for producing such products using dieless micropyretic synthesis
07/22/1993WO1993014040A1 Maintaining high flexural strength in ceramic fiber reinforced silicon carboxide composites
07/22/1993WO1993013923A1 Injection molding powder greenware composites without knit lines
07/22/1993DE4242610A1 Mixt. for high value silicon carbide prods. - comprises silicon carbide, dextrin soln., alumina, corundum, amorphous silicic acid and refractory binding clay