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)
02/1994
02/15/1994US5286685 Refractory materials consisting of grains bonded by a binding phase based on aluminum nitride containing boron nitride and/or graphite particles and process for their production
02/15/1994US5286684 With tungsten carbide and/or silicide particles dispersed as crystalline phase, abrasion resistance
02/15/1994US5286322 Rapid thermal processing of multilayer tapes for fuel cell applications
02/15/1994CA1326960C Oxidation-resistant composite material with carbon fibers and matrix
02/15/1994CA1326949C Process for preparing polycrystalline cbn ceramic masses and resulting product
02/10/1994DE4302167C1 Zirconium di:oxide target partly stabilised with yttrium oxide - for vapour deposition of thermal insulation on high temp. metal article, e.g. turbine blade, which melts and vaporises without spattering
02/10/1994DE4226276A1 Sintered ceramic filter body for removing dust from high temp. gases - contg. aluminium oxide mainly in form of mullite producing high deg. of porosity, micropore size and specified high gas permeability
02/10/1994DE4225988A1 Porous ceramic material mfr. used to soak up hazardous waste - uses porous concrete waste fired in a kiln at least at 1000 deg.C.
02/10/1994DE4225593A1 High temp. superconductive component prodn. - by partial oxide mixt. melting at temp. optimising undercooling and diffusion
02/09/1994EP0582444A1 Ultra pure silicon carbide and high temperature semiconductor processing equipment made therefrom
02/09/1994EP0582274A1 Microwave dielectric ceramic composition
02/09/1994EP0581852A1 Protected brittle fiber yarns.
02/09/1994EP0581792A1 Superconductor and process for making it
02/09/1994CN1081760A Spallingproof, crackingproof and oxidizingproof plate
02/09/1994CN1081661A Energy-saving technology and recipe for silicon-carbon and silicon carbide recrystallized product
02/09/1994CN1081660A Production method for high temp. resistance super-light formed insulating product
02/08/1994US5284825 Contaminant diffusion barrier for a ceramic oxide superconductor coating on a substrate
02/08/1994US5284823 Superplastic forming of YBa2 Cu3 O7-x ceramic superconductors with or without silver addition
02/08/1994US5284822 Oxide superconductor and process for producing the same
02/08/1994US5284810 Dielectric ceramic composition
02/08/1994US5284809 Wet milling, deagglomerating, drying and roasting a suspension of aluminum hydroxide followed by milling and deagglomerating
02/08/1994US5284808 Dry refractory composition
02/08/1994US5284698 Ceramic material undergone stress induced phase trasformation
02/08/1994US5284695 Method of producing high-temperature parts by way of low-temperature sintering
02/08/1994US5284676 Controlling coating by monitoring pressure differences between interior and exterior of bed, then adjusting velocities of addition and withdrawal of particles if necessary
02/08/1994US5284616 Method for isostatic or pseudo-isostatic pressing employing a surrounding casing of glass
02/08/1994US5284537 Method of manufacturing aluminum nitride structure with anisotropic properties
02/08/1994US5284394 Ball and roller bearings and bearing components
02/08/1994CA1326756C Process for preparing a novel superconductor
02/03/1994WO1994002947A1 Superconducting compositions
02/03/1994WO1994002562A1 Abrasive grain, method of making same and abrasive products
02/03/1994WO1994002560A1 Abrasive grain with metal oxide coating, method of making same and abrasive products
02/03/1994WO1994002559A1 Shaped abrasive particles and method of making same
02/03/1994WO1994002432A1 Method of coating a ceramic body
02/03/1994WO1994002431A1 A method for preparing ceramic mixed-oxide materials, particularly intended to be used as matrix material in composite ceramic products
02/03/1994WO1994002430A1 METHOD FOR STABILIZING POLYCARBOSILANE DERIVED Si-C-O CONTAINING FIBERS
02/03/1994WO1994002429A1 Process for producing ceramic green bodies
02/03/1994WO1993021364A3 Epitaxially strengthened single crystal aluminum garnet reinforcement fibers
02/03/1994DE4224974A1 Sintering low dielectric loss material by microwave heating - using preheat material to increase dielectric loss
02/03/1994DE4224906A1 Ceramic material used to mfr. moulding - comprising magnesium oxide, aluminium oxide and impurities, sintering aids, binders and aq. solvent
02/03/1994CA2140632A1 Superconducting compositions
02/03/1994CA2139313A1 Abrasive grain with metal oxide coating, method of making same and abrasive products
02/03/1994CA2138532A1 Abrasive grain, method of making same and abrasive products
02/03/1994CA2137667A1 Shaped abrasive particles and method of making same
02/02/1994EP0581696A1 Carbon/carbon composite friction material with divided porosity
02/02/1994EP0581635A1 Process for preparing an article of composite material with a non-organic matrix
02/02/1994EP0581481A2 Bismuth lamellar compound
02/02/1994EP0581251A2 Ceramic materials of improved dielectric constants, and capacitors fabricated therefrom
02/02/1994EP0581206A2 Low-temperature-cofired-ceramic (LTCC) tape structures including cofired ferromagnetic elements, drop-in components and multi-layer transformer
02/02/1994EP0581174A1 Methode for preparing magnetic ferrites of M-type
02/02/1994EP0581080A1 High-packing silicon nitride powder and method for making
02/02/1994EP0580974A1 Metal niobates and/or tantalates, process for their preparation and their use
02/02/1994EP0580912A1 Process for making metal alloys for obtaining a homogenous powder of oxides of said metals and their applications for obtaining semi-conductors and super-conductors
02/02/1994EP0580746A1 A process for making ceramic/metal and ceramic/ceramic laminates by oxidation of a metal precursor
02/02/1994EP0447390B1 Transparent polycrystalline body with high ultraviolet transmittance, process for making, and applications thereof
02/02/1994CN1081431A Aluminium phosphate reinforced wear-resistant brick for rotary kiln
02/02/1994CN1081430A Powder material for far-infrared radiation and mfg. method thereof
02/02/1994CN1023672C Superconductor and method of mfg. thereof
02/02/1994CN1023657C Surface treatment of refractories and the composition compounds
02/01/1994US5283804 Heating in an electric furnace in an atmosphere of protective gases
02/01/1994US5283233 Method for producing a superconductor layer of YBa2 Cu3 O7 on a sapphire substrate
02/01/1994US5283219 Active composite and its use as reaction medium
02/01/1994US5283215 Light burned magnesia, microfine calcined alumina, spinel of magnesia-alumina and/or fused or sintered alumina; spalling and erosion resistant
02/01/1994US5283214 Increasing AlN thermal conductivity via pre-densification treatment
02/01/1994US5283213 Moulding compounds for the production of inorganic sintered mouldings and a process for the production of inorganic sintered mouldings
02/01/1994US5283210 A powder mixtures consists of cordierite, quartz and lead borosilicate glass; ceramic printed circuits, high speed transmitters
02/01/1994US5283134 Spark plug insulator and a method of sintering
02/01/1994US5283045 Sinterable carbon powder and method of its production
02/01/1994US5283044 Low oxygen content; spinning polycarbosilane irradiation, heat treating to stabilize, exposing to air, firing
02/01/1994US5283019 High strength
02/01/1994US5282875 High density sol-gel alumina-based abrasive vitreous bonded grinding wheel
02/01/1994US5282734 Mandrel for manufacturing a hollow composite material body
02/01/1994CA2101351A1 Surface treatment of refractories
02/01/1994CA2099788A1 Ultra pure silicon carbide and high temperature semiconductor processing equipment made therefrom
02/01/1994CA2017721C Dielectric ceramic and process for producing the same
02/01/1994CA1326702C Oxide superconductors
02/01/1994CA1326688C Abrasive material and method
01/1994
01/27/1994DE4324655A1 Barium titanate-based compsn. - used for thermistors with negative temp. coefficient
01/26/1994EP0580380A1 Method for preparation of polycrystalline silicon carbide fibers
01/26/1994EP0579994A1 Monolithic refractories
01/26/1994EP0579879A1 Production method of expanded graphite sheet and expanded graphite sheet obtained thereby
01/26/1994EP0579721A1 Zirconium oxide ceramics for surfaces exposed to high temperature water oxidation environments
01/26/1994EP0452351B1 Sintered strontium/calcium indate moulding and use thereof
01/26/1994CN1081171A Processing method for high-purity calcium oxide refractory material
01/26/1994CN1023624C Method of manufacturing superconducting ceramics and products thereof
01/26/1994CN1023598C Process of preparing titanium boride
01/25/1994US5281650 Shaping inorganic powder, polymer blends and sintering
01/25/1994US5281565 Contains particulate modifier comprising silicon carbide, silicon nitride, boron nitride, or silica
01/25/1994US5281564 Silicate glass and metal silicide
01/25/1994US5281496 Electrochemical cell containing a titanium suboxide electrode
01/25/1994US5281479 Carbon fiber reinforced carbon, packing for distillation columns
01/25/1994US5281466 Adhesive for laminating layers of a multilayer circuit, alkali resistance
01/25/1994US5281462 Alumina-silica ceramic, mullite and corundum crystalline phases dispersed in amorphous phase, open-cell honeycombs
01/25/1994US5281439 Slurrying and conveying a charge
01/25/1994CA1326467C Process for producing a superconducting article
01/25/1994CA1326349C Process for producing an elongated sintered article
01/25/1994CA1326348C Nuclear fuel pellet production process, including production and use of flowable and sinterable powders obtained directly by peroxide deposits
01/20/1994WO1994001762A1 Temperature-resistant ceramic
01/20/1994WO1994001378A1 Method for obtaining corundum ceramics
01/20/1994WO1994001377A1 Ceramic green sheet