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)
05/1989
05/23/1989US4832887 Process for firing green moldings of ceramic pastes
05/23/1989US4832771 Method for bonding ceramics
05/23/1989CA1254392A1 Abrasive grits formed of ceramic containing oxides of aluminum, and yttrium, method of making and using the same and products made therewith
05/18/1989WO1989004344A1 Preceramic compositions and ceramic products
05/18/1989DE3836852A1 High-strength, abrasion-resistant, refractory castable mixture
05/18/1989DE3737638A1 Ceramic bodies, process for their production and their use
05/17/1989EP0316159A2 Porous composite materials and methods for preparing them
05/17/1989EP0316143A2 Formation of superconducting articles by electrodeposition
05/17/1989EP0316042A1 Method of manufacturing a superconducting body
05/17/1989EP0316009A2 Oxide superconductor
05/17/1989EP0315977A2 Superconductor material comprising a three-component metallic oxide
05/17/1989EP0315953A2 Stable methylpolydisilylazane polymers
05/17/1989EP0315907A2 Polysilazanes, process for their production, and production of silicon nitride containing ceramics materials
05/17/1989CN1032931A Colored decorative plate and method of its production
05/16/1989US4830996 Dielectric
05/16/1989US4830995 High frequency; perovskite crystal structure
05/16/1989US4830994 Greenware binder
05/16/1989US4830992 Carbon containing refractory
05/16/1989US4830991 Containing intergranular phase of diopside and apatite crystals
05/16/1989US4830881 Method of making a container
05/16/1989US4830840 Clay-spinel
05/16/1989US4830800 Method of producing a dense refractory silicon nitride (SI3 N4) compact with one or more crystalline intergranular phases
05/16/1989US4830799 Method of making shaped ceramic articles by shape replication of an expendable pattern
05/16/1989US4830780 Preparation of lanthanum chromate and lanthanum chromite powders by sol-gel
05/16/1989US4830607 Method and apparatus for the sintering and condensation of ceramic compacts
05/16/1989US4830342 High pressure sintering furnace
05/16/1989CA1254238A1 Process for durable sol-gel produced alumina-based ceramics, abrasive grain and abrasive products
05/11/1989EP0278001A4 Method for using organopolysilazane precursors to form new preceramic polymers and silicon nitride-rich ceramic materials.
05/11/1989EP0243476A4 Sinterable and strengthened magnesium oxide ceramic materials.
05/11/1989DE3834907A1 Alumina tubes and process for their manufacture
05/11/1989DE3825710A1 Superconducting permanent-magnetic bodies
05/10/1989EP0315324A2 Dielectric ceramic with high k, low df and flat tc
05/10/1989EP0315291A1 Compacted powder article and method and apparatus for making same
05/10/1989EP0315177A1 High-strength and high-toughness sinter and process for producing the same
05/10/1989EP0314939A1 Zirconium oxide powder, process for its preparation and use thereof
05/10/1989EP0314807A1 Molten metal container
05/09/1989US4829033 Narrow particle size distribution
05/09/1989US4829032 Dielectric ceramic composition
05/09/1989US4829031 Seeding, diphasic xerogels
05/09/1989US4829030 High frequency wave absorbing ceramics
05/09/1989US4829029 Low temperature sintering ceramic material composition and process for producing the low temperature sintering ceramic
05/09/1989US4829028 Process for producing an alumina-zirconia composite sintered material
05/09/1989US4829027 Rare earth oxide-alumina
05/09/1989US4828926 Aluminum phosphate bonded micas and composite thereof
05/09/1989US4828785 Inverse shape replication method of making ceramic composite articles
05/09/1989US4828774 Porous ceramic bodies
05/09/1989US4828663 Infusible preceramic silazane polymers via high energy radiation
05/09/1989US4828584 For wear components
05/09/1989US4828008 Infiltrating ceramic material with molten aluminum
05/09/1989CA1253834A1 Process for the manufacture of sinterable silicon carbide and/or boron carbide powders
05/09/1989CA1253674A1 Reaction bonded carbide, nitride, boride, silicide or sulfide bodies
05/09/1989CA1253671A1 Zirconia pen balls
05/05/1989WO1989004048A1 Superconductive ceramic wire rod and process for its production
05/05/1989WO1989003810A1 Sinterable nitrides
05/05/1989WO1989003806A1 Preparation of lanthanum chromite powders by sol-gel
05/03/1989EP0314492A1 Pressure self-combustion sintering method
05/03/1989EP0313996A2 Superconductive thin film, its production and use
05/03/1989EP0313964A2 Method for adjusting the threshold temperature, the saturation current in the presence or absence of a magnetic field and proportions of normal conductive phases of superconductive ceramics
05/03/1989EP0313878A2 Polymeric hydridosilazanes, process for their preparation and their use
05/03/1989EP0313737A1 Process for the production of carbon bound refractory mouldings and mouldings produced according to this process
05/03/1989EP0313625A1 Cylinder for piston engines and process for its production
05/03/1989EP0313572A1 Process for surface modification of oxidic and nonoxidic ceramic raw materials.
05/03/1989EP0208629B1 Process for manufacturing an inorganic membrane support for separation techniques
05/03/1989EP0134416B1 Fibre-reinforced composite and method of making a fibre for composites
05/03/1989DE3835807A1 Ceramic foam
05/02/1989US4826892 Polycarbosilastyrene copolymer, method for producing the same, and process for producing shaped silicon carbide article from the same
05/02/1989US4826808 Preparation of superconducting oxides and oxide-metal composites
05/02/1989US4826791 Silicon carbide-alpha prime sialon beta prime sialon
05/02/1989US4826666 Method of preparing metal carbides and the like and precursors used in such method
05/02/1989US4826643 Methods of making self-supporting ceramic structures
05/02/1989US4826630 Burnable neutron absorbers
05/02/1989US4826616 Dipolar ferroelectric ceramic in cured polyepoxide
05/02/1989US4826569 Electrostatic orientation
05/02/1989US4826181 Seal utilizing composites of flexible graphite particles and amorphous carbon
05/02/1989US4826143 Method of manufacturing a spring of the cylindrical type to be used at high temperature
05/02/1989CA1253515A1 Silicon carbide preceramic vinyl-containing silane polymers
04/1989
04/27/1989DE3835492A1 Giessformzusatz zum stranggiessen von stahl Giessformzusatz for continuous casting of steel
04/27/1989DE3834742A1 Werkzeug zum bearbeiten von kohlenstoffmaterialien und verfahren zum herstellen des werkzeuges Tool for working carbonaceous materials and process for the manufacture of the tool be
04/27/1989DE3734749A1 Composite material based on carbon intercalation compounds
04/26/1989EP0313443A1 Process for the preparation of aluminium oxynitride and its use in the production of infra-red windows
04/26/1989EP0313412A1 Ceramic green sheet
04/26/1989EP0313382A1 Process for making silicon nitride articles
04/26/1989EP0313251A1 Process for producing shaped refractory products
04/26/1989EP0313163A1 Silica-alumina extrudates
04/26/1989EP0313148A1 Alkaline oxalate precipitation process for forming metal oxide superconductors
04/26/1989EP0313090A2 Porous ceramic material
04/26/1989EP0312923A1 Low-firing dielectric composition
04/26/1989EP0312825A2 Polymeric hydridochlorosilazanes and process for their preparation
04/26/1989EP0312593A1 Preparation of superconducting ceramic materials
04/26/1989EP0312572A1 Melt extraction of ceramics.
04/26/1989EP0168479B1 Particulate ceramic useful as a proppant
04/26/1989CN1032601A Method for manufacture of high temperature superconducting materials
04/26/1989CN1032544A Process for preparing of polymer containing boron-and nitrogen-base used for production of ceramics and article thereof
04/26/1989CN1032535A High strength sintering composite ceramic body with fine toughness and resist erosion function
04/26/1989CN1032512A Bonded abrasives
04/25/1989US4825024 Solid state ceramic microwave heating susceptor utilizing compositions with metal salt moderators
04/25/1989US4824918 Method of producing silicon carbide preceramic vinyl-containing polymers
04/25/1989US4824813 Dielectric ceramic composition
04/25/1989US4824812 Lead iron niobate, lead iron tungstate, lead cobalt niobate
04/25/1989US4824711 Woven fiber and binder