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)
04/1990
04/25/1990EP0364640A1 Hard setting refractory composition
04/25/1990EP0364592A1 Method for obtaining beta -silicon carbide
04/25/1990EP0364494A1 Improved process for making 90 k superconductors
04/25/1990CN1041604A Synthetic method of polymers of boracium and nitrogen based on boron nitride precursor and products obtained
04/25/1990CN1041580A Process for heating materials by microwave energy
04/25/1990CN1041576A Process of graphitization of carbon elements and background of invention for apparatus
04/25/1990CN1007752B Combustion apparatus and process for baking block carbon in chamber
04/25/1990CN1007724B Method of producing alpha-silicon nitride powders
04/25/1990CA2001330A1 Infrared heater for fluid immersion apparatus
04/24/1990US4920093 Fabrication of superconducting oxide thin films by sol-gel method
04/24/1990US4920085 Silicon nitride sintered body and process for preparation thereof
04/24/1990US4920084 Mixture with particles of exothermically oxidisable material of specific particle size; noncracking, adhesion; hot repair of furnaces
04/24/1990US4920083 Novel process for the production of ceramic flakes
04/24/1990US4919991 Alkaline earth alumino silicate glass or glass-ceramics reinforced with inorganic fibers
04/24/1990US4919868 Mixing powdered silicon with reinforcement and sintering aid, shaping mixture, heating in nitrogen atmosphere
04/24/1990US4919867 Method for sintering high temperature ceramics
04/24/1990US4919860 Manufacture of porous carbon membranes
04/24/1990US4919852 Aerospace vehicles; freeze drying a salt to form a powder, sintering.
04/24/1990US4919751 Phase seperation of calcium oxide
04/24/1990US4919689 Containing a glassy phase comprised of magnesium oxide, yttrium oxide, calcium oxide and silica
04/24/1990CA1268035A1 Dielectric porcelain composition and dielectric resonator using the same
04/19/1990WO1990004171A1 SENSOR ELEMENT FOR LIMIT CURRENT SENSOR FOR DETERMINING THE μ VALUE OF GAS MIXTURES
04/19/1990WO1990003957A1 Low cement refractory
04/19/1990WO1990003956A1 Process for making a silicon carbide composition
04/19/1990WO1990003955A1 Metal oxide dielectric dense bodies, precursor powders therefor, and methods for preparing same
04/19/1990WO1990003838A1 Ceramic powders
04/19/1990DE3835242A1 Method of increasing the critical current density in metal-sheathed high-temperature superconductors
04/19/1990DE3834987A1 Sensorelement fuer grenzstromsensoren zur bestimmung des (lambda)-wertes von gasgemischen Sensor element for cross-current sensors for determination of (lambda) value of gas mixtures
04/18/1990EP0364360A1 Method for producing composite parts composed of a fleece and a reinforcement
04/18/1990EP0364339A1 Process for controlling the catalytic polymerization of a polysilazane composition
04/18/1990EP0364338A1 Process for controlling the catalytic polymerisation of a polysilazane composition
04/18/1990EP0364323A2 Process for the preparation of polymers containing boron and nitrogen as precursors of boron nitride, and products obtained
04/18/1990EP0364195A2 Shelling-resistant abrasive grain, a method of making the same, and abrasive products
04/18/1990EP0364097A1 Process for producing composite ceramic articles
04/18/1990EP0363940A2 An oxide superconductor composition and a process for the production thereof
04/18/1990EP0363926A2 Particulate polycondensates, process for their preparation and use thereof
04/18/1990EP0363911A2 Refractories for use in firing ceramics
04/18/1990EP0363711A2 Silicon carbide powder, method for the production and use of the same
04/18/1990EP0363509A1 Process for producing a shaped silicon carbide-based ceramic article
04/18/1990EP0363438A1 Improved process for making 90 k superconductors
04/18/1990EP0363435A1 Improved process for making superconductors.
04/18/1990EP0363352A1 Solid calcium phosphate materials.
04/18/1990EP0236396B1 Mandrel for the fabrication of hollow parts having an armature
04/18/1990CN1041443A Tunnel kiln for production of artificial graphite electrodes
04/18/1990CN1041441A Verticle furnace of kiln
04/18/1990CN1041350A 电介质陶瓷组成物 The dielectric ceramic composition
04/18/1990CN1041349A High-curie temp. and heat-sensitive ceramic compounded with b2o3
04/18/1990CN1041348A Infrared radiation plate of porous porcelain
04/18/1990CN1041335A Micro-emulsion method for preparing zirconium oxide powder
04/17/1990US4918116 Phenol-formaldehyde novolak carbon forming bonding agent
04/17/1990US4918034 Melting parent metal, oxidizing, embedding filler
04/17/1990US4917964 Porous metal-second phase composites
04/17/1990US4917941 Fiber- and filament-containing ceramic preform and composite
04/17/1990US4917923 Improved bulk density, gas permeability and thermal conductivity
04/17/1990US4917852 Method and apparatus for rapid solidification
04/17/1990US4917842 Process of making ceramics
04/17/1990US4917835 Partially curing phenolic resin, grinding, forming and sintering
04/17/1990US4917760 Vitreous carbon body and thin oxidized surface layer
04/17/1990US4917276 Zirconia base refractory containing silicon and carbon, free of aluminum and silicon oxides; corrosion resistance
04/17/1990CA1267917A1 Chemical preparation of zirconium-aluminum-magnesium oxide composites
04/17/1990CA1267916A1 Dense oxide refractory
04/17/1990CA1267915A1 Sintered silicon carbide ceramic body of high electrical resistivity
04/17/1990CA1267769A1 METHOD OF MAKING ".beta."-ALUMINA
04/13/1990CA2000514A1 Ceramic powders
04/12/1990DE3932423A1 Supraleitender polykristalliner koerper und verfahren zu seiner herstellung A superconducting polycrystalline body and process for its preparation
04/12/1990DE3833851A1 Intercalation compounds containing predominantly carbon and process for their preparation from their precursors and precursors for the preparation of the intercalation compounds and process for their preparation
04/11/1990EP0363193A2 Process for heating materials by microwave energy
04/11/1990EP0363070A2 Highly densified bodies from polysilanes filled with silicon carbide powders
04/11/1990EP0363054A2 Silicon carbide fibre and production thereof
04/11/1990EP0362866A2 Process for manufacturing sintered bodies
04/11/1990EP0362736A2 Oxygen probe for a heat treatment oven
04/11/1990EP0362694A2 Method of producing oxide superconducting wire
04/11/1990EP0362685A2 An oxide superconductor composition and a process for the production thereof
04/11/1990EP0362492A2 Process for producing high temperature superconductor and shaped product thereof
04/11/1990EP0362400A1 Method of firing ceramic honeycomb structure
04/11/1990EP0362375A1 HIGH-STRENGTH, $g(b)-TYPE SILICON CARBIDE SINTER AND PROCESS FOR ITS PRODUCTION
04/11/1990EP0362237A1 Superconducting materials, methods and derivated devices
04/11/1990EP0157879B1 Process for producing a silicon carbide sintered product
04/11/1990CN1041149A Phosphate-combined high-aluminium kiln-lining brick
04/10/1990US4916714 Movable graphitizing furnace
04/10/1990US4916261 Dielectric of sintered barium, tin and boron oxides
04/10/1990US4916200 Silane modified polysilacyclobutasilazanes
04/10/1990US4916115 Selective laser pyrolysis of metallo-organics as a method of forming patterned thin film superconductors
04/10/1990US4916113 Methods of making composite ceramic articles
04/10/1990US4916093 Method of producing continuous inorganic fiber consisting of Si, N and O
04/10/1990US4916092 Inhibited bonding to deflect cracking
04/10/1990US4916030 Metal-second phase composites
04/10/1990US4916029 Composites having an intermetallic containing matrix
04/10/1990US4915984 Heat treating nitrogen heterocycle polymer before graphitizing
04/10/1990US4915908 Heat diffusing into metal, metal alloy or intermetallic matrices by exothermic reactions
04/10/1990US4915905 Process for rapid solidification of intermetallic-second phase composites
04/10/1990US4915904 Process for stabilization of titanium silicide particulates within titanium aluminide containing metal matrix composites
04/10/1990US4915903 In-situ precipitation of second phase particles in metal matrix by reaction of matrix with another metal
04/10/1990US4915902 Complex ceramic whisker formation in metal-ceramic composites
04/10/1990US4915890 Casting process
04/10/1990US4915887 Method of preparing high temperature low thermal expansion ceramic
04/10/1990US4915760 Method of producing a coated fiber-containing composite
04/10/1990US4915736 Method of modifying ceramic composite bodies by carburization process and articles produced thereby
04/10/1990US4915625 Ceramic orthodontic bracket
04/10/1990US4915117 Thin sheet of ceramics for holding tobacco produces no harmful organic substance with smoke