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)
07/1990
07/18/1990EP0378499A1 A process for preparing selfsupporting bodies and products produced thereby
07/18/1990EP0378414A2 Process for coating particles with metal compounds
07/18/1990EP0378326A2 Binder pitch and method of preparation
07/18/1990EP0378275A2 Plate product of ceramic material and process for the manufacturing thereof
07/18/1990EP0377960A2 Phosphate-containing ceramic structures for catalyst support and fluid filtering
07/18/1990EP0377758A1 Silicon nitride type sintered body and process for its production
07/18/1990EP0377751A1 Method of obtaining silicon nitride with high alpha-phase content
07/18/1990EP0377701A1 Grinding process.
07/18/1990EP0377654A1 Whisker reinforced ceramics and a method of clad/hot isostatic pressing same.
07/18/1990EP0377566A1 Process embodiments for improving the electrical properties of conductors
07/18/1990EP0265024B1 Method for making a shaped body from ceramics or glass
07/18/1990CN1044004A Method of producing superconducting ceramic wire
07/18/1990CN1044003A Superconductive material and manufacturing method
07/18/1990CN1043927A Compositions of precursors of ceramics based on polysclazanes, and ceramics obtained from pyrolysis of said compositions
07/18/1990CN1043926A Method of manufacturing boiler ceramics fire grate slice
07/18/1990CN1008844B Thin magnetic head slider and process method of materials used for the slider
07/17/1990US4942152 Vapor deposition of bismuth oxide on intermediate oxide, thin film on substrate
07/17/1990US4942146 Dense ceramic alloys and process of making same
07/17/1990US4942145 Preceramic compositions and ceramic products
07/17/1990US4942079 Ceramic and circuit substrate and electronic circuit substrate by use thereof
07/17/1990US4942011 Silicon carbide particles in a polymeric silicon carbide precursor, spinning and sintering
07/17/1990US4942002 Process for converting carbon blanks into graphite electrodes
07/17/1990US4941251 Rollers for rolling mills
07/17/1990CA1271785A1 Inorganic fiber composition
07/17/1990CA1271784A1 Zirconia ceramic article toughened with sic whiskers
07/17/1990CA1271783A1 Composite ceramic articles and methods of making same
07/13/1990CA2007606A1 A process for preparing self-supporting bodies and products produced thereby
07/13/1990CA2007605A1 A method of producing ceramic composite bodies
07/13/1990CA2007603A1 A method of bonding a ceramic composite body to a second body and articles produced thereby
07/13/1990CA2007602A1 Process for preparing self-supporting bodies having controlled porosity and graded properties and products thereby
07/13/1990CA2007601A1 Process for preparing self-supporting bodies and products made thereby
07/13/1990CA2007600A1 Method of modifying ceramic composite bodies by a post-treatment process and articles produced thereby
07/13/1990CA2007599A1 Process for preparing self-supporting bodies and products produced thereby
07/13/1990CA2003170A1 Process using the combined action of vibration and pressure under vacuum, for the manufacture of large size sheets of ceramic material, with high mechanical characteristics
07/12/1990WO1990007477A1 Refractory composition ready for hardening and its preparation
07/12/1990WO1990007476A1 Sintered strontium/calcium indate moulding and use thereof
07/12/1990WO1990007475A1 Multiphase superconductor and process for manufacturing it
07/12/1990CA2007722A1 Process for coating particles with metal compounds
07/11/1990EP0377408A1 Method of making shaped silicon nitride articles
07/11/1990EP0377359A1 Oxide superconducting material, process for preparing the same and applications thereof
07/11/1990EP0377351A1 Process for preparing a spinnable ceramic-forming polycarbosilane
07/11/1990EP0377319A1 nethod of manufacturing high density silicon nitride sintered bodies
07/11/1990EP0377317A1 Ceramics composite article and method of making same
07/11/1990EP0377280A1 Dielectric ceramic composition
07/11/1990EP0377132A1 Process for the production of silicon nitride
07/11/1990EP0377118A2 High-strength ceramic composite, method for its production and its use
07/11/1990EP0377073A2 Sputtering target used for forming quinary superconductive oxide
07/11/1990EP0376981A1 Machine workable, thermally conductive, high strength, ceramic superconducting composite
07/11/1990EP0376975A1 Alumina coated silicon carbide whisker-alumina composition.
07/11/1990EP0128956B1 Low firing ceramic dielectric for temperature compensating capacitors
07/11/1990CN1008729B Bubble-like ceramic filtering device for filtering liqud metal and its preparation process
07/10/1990US4940843 Method of producing non-oxide ceramic sintered bodies
07/10/1990US4940767 Silylene- and disilyleneacetylene polymers from trichloroethylene
07/10/1990US4940685 Ceric oxide particulates having a stable specific surface and a process for their preparation
07/10/1990US4940681 Ferroelectric ceramic material
07/10/1990US4940680 Crystrals, dense silicon nitride coating
07/10/1990US4940679 Process for preparing self-supporting bodies and products made thereby
07/10/1990US4940676 Ceramic compositions and methods employing same
07/10/1990CA2003944A1 Phosphate-containing ceramic structure for catalyst support and fluid filtering
07/05/1990DE3939989A1 Sintered silicon nitride-based body - with reduced silicon nitride content in surface region, web for machine tools, etc.
07/05/1990DE3844264A1 Substrate (support body) for electronic circuit structures and method for producing such a substrate
07/05/1990DE3844208A1 Formkoerper aus gesintertem strontiumindat und seine verwendung Formkoerper of sintered strontium indate and its use
07/04/1990EP0376862A2 A superconductive ceramic oxide combination
07/04/1990EP0376794A1 Protective material with a ceramic multilayer structure
07/04/1990EP0376766A1 Process for treating polycarbosilanes, products obtained and use of this process in the manufacture of fibrous ceramic silicon carbide products
07/04/1990EP0376690A1 Fired product utilizing incineration ash and method of production thereof
07/04/1990EP0376670A2 A high-dielectric constant ceramic composite and ceramic capacitor elements
07/04/1990EP0376647A2 Ceramic bearing and the manufacturing method
07/04/1990EP0376508A1 Process for producing submicron ceramic powders of perovskite compounds with controlled stoichiometry and particle size
07/04/1990EP0376432A2 Lithium-containing resole composition for making a shaped refractory article and other hardened articles
07/04/1990EP0376276A2 Ceramic superconducting composition and process and apparatus for preparing thereof
07/04/1990EP0376183A1 Ceramic composition and method for producing the same
07/04/1990EP0376179A2 Alloyed powder and method of preparing same
07/04/1990EP0375974A2 Chlorine-containing polysubstituted silazane polymers, method for their preparation, and their use for preparing silicon nitride-containing ceramic materials
07/04/1990EP0375973A2 Polymeric chlorosilazanes, process for preparing them and process for making ceramic materials containing silicon nitride
07/04/1990EP0375972A2 Polymeric hydridochlorosilazanes, method for preparing these and use of these polymers for preparing ceramic materials containing silicon nitride
07/04/1990CN2058919U Porous die for pulpboard moulding
07/04/1990CN1043490A Ceramic alumina abrasive grains seeded with iron oxide
07/04/1990CN1043489A Complex phase corundum and its manufacture method
07/03/1990US4939308 Method of forming crystallite-oriented superconducting ceramics by electrodeposition and thin film superconducting ceramic made thereby
07/03/1990US4939225 Polymeric hydridosilazanes, processes for the preparation thereof, silicon nitride-containing ceramic materials which can be prepared therefrom, and the preparation thereof
07/03/1990US4939222 Boron/nitrogen preceramic polymers and boron nitride ceramic materials produced therefrom
07/03/1990US4939197 Method of modifying thermal properties of polycarbosilane
07/03/1990US4939188 Improved tensile and compressive strength
07/03/1990US4939121 Method and apparatus for inducing grain orientation by magnetic and electric field ordering during bulk superconductor synthesis
07/03/1990US4939119 Dispersion, applying direct current, sintering, oxidation
07/03/1990US4939108 Process for producing dielectric ceramic composition with high dielectric constant, low dissipation factor and flat TC characteristics
07/03/1990US4939107 Stabilized zirconia with callium or magnesium tungstate or molybdate
07/03/1990US4939106 Sintered ceramic body
07/03/1990US4938942 Carbon graphite component for an electrochemical cell and method for making the component
07/03/1990US4938829 Process of making a diaphragm of vitreous hard carbonaceous material for an acoustic device
07/03/1990US4938673 Isostatic pressing with microwave heating and method for same
06/1990
06/28/1990WO1990007014A1 Method of obtaining composition material
06/28/1990WO1990007013A1 Porous refractory material, article made thereof and method for making said article
06/28/1990WO1990007012A1 Process for the production of metals, alloys and ceramic materials
06/28/1990WO1990006906A1 Uniformly-coated ceramic particles
06/28/1990WO1990006905A1 Whisker-reinforced ceramic and superconductor fibers from preceramic sol-gel, liquid mix, and polymer precursors
06/28/1990EP0353296A4 Carbon fibrils.
06/28/1990DE3942931A1 Tablet for wafers - with specified surface roughness parameters for the seating surfaces
06/28/1990DE3942666A1 Injection moulded ceramic article prodn. - involving hydrostatic pressing before organic binder removal