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)
01/1981
01/20/1981US4246209 Freezing inorganic particulate slurries
01/20/1981US4246128 Manganese, zinc, and germanium or gallium; sintering
01/20/1981US4246035 High purity mortar suitable for bonding refractory brick
01/20/1981US4246006 By mixing diamond particles with powdered metal, sintering in non-oxidising atmosphere, and crushing
01/20/1981CA1094110A1 Method for producing a silicon nitride base sintered body
01/14/1981EP0022420A1 Process for the manufacture of an abrasive on the basis of alumina and aluminiumoxicarbides and use of such an abrasive
01/14/1981EP0022272A1 Method of anti-corrosion protection of silicon carbide elements and apparatus for carrying out the method
01/14/1981EP0022177A1 Process and apparatus for making cubic boron nitride from powdered hexagonal boron nitride
01/13/1981US4244986 Method of forming sodium beta-Al2 O3 films and coatings
01/13/1981US4244934 Oxidation with permanganate, permeation with metal salt of boric acid ester of saccharide, heat resistant product
01/13/1981US4244902 Heating, sintering, densification, microstructure
01/13/1981US4244830 Method of producing a dielectric with perowskite structure and containing a copper oxide
01/13/1981US4244781 Non-asbestos millboard composition
01/13/1981US4244745 High-strength refractory casting compound for the manufacture of monolithic linings
01/13/1981US4244744 Bonding systems
01/13/1981US4244743 Sulfur containing refractory for resisting reactive molten metals
01/13/1981CA1093589A1 Si.sub.3n.sub.4 formed by nitridation of sintered silicon compact
01/13/1981CA1093538A1 Process for preparing shaped particles from rehydratable alumina
01/13/1981CA1093293A1 Sintering nuclear fuel pellets
01/07/1981EP0021936A1 Refractory compositions suitable for jointing and moulding
01/07/1981EP0021844A1 Continuous inorganic fibers and process for their production
01/07/1981EP0021608A1 Process and apparatus for casting fused refractory oxides having high melting points
01/07/1981EP0021590A1 Refractory composition for forming a monolithic structure
01/07/1981EP0021385A1 Process for making silicon bars
01/07/1981EP0021333A1 Synthesis of mixed oxide composition and products obtained
01/07/1981EP0021239A1 Process for the production of dense polycrystalline alpha-silicon carbide shaped articles by hot pressing and so obtained shaped articles
01/07/1981EP0020882A1 Non-asbestos millboard composition, products thereof and process for their preparation
01/07/1981EP0020576A1 Method for lining electrolysis cells for the production of aluminium.
01/06/1981US4243697 Hexagonal barium hexaferrate single crystals grown on spinel substrate
01/06/1981US4243649 Process for the manufacture of zirconium oxide from technical calcium zirconate
01/06/1981US4243622 Method for manufacturing zinc oxide varistors having reduced voltage drift
01/06/1981US4243621 β'-Sialon sintered body and a method for manufacturing the same
01/06/1981US4243424 Process for the production of dead burned refractory magnesia
01/06/1981CA1093103A1 Refractory mix composition and method of preparation
01/06/1981CA1092793A1 Method for manufacturing silicone carbide bodies
12/1980
12/30/1980US4242376 Method for metal plating of powder by substitution
12/30/1980US4242294 Method for encapsulating a molded ceramic member
12/30/1980US4242221 Ceramic-like scintillators
12/30/1980US4242213 Dielectric ceramic compositions based on magnesium, calcium and rare earth metal titanates
12/30/1980US4242106 Composite of polycrystalline diamond and/or cubic boron nitride body/silicon carbide substrate
12/30/1980CA1092615A1 High density hot pressed thermal shock resistant silicon carbide
12/30/1980CA1092325A1 Method of forming high density beta silicon nitride
12/24/1980WO1980002818A1 Carbon composite article and method of making same
12/23/1980US4241104 Pyrolysis, carbonization
12/23/1980US4241035 Synthetic imogolite
12/23/1980US4241019 Combustible gas detecting element
12/23/1980US4241000 Process for producing polycrystalline cubic aluminum oxynitride
12/23/1980US4240891 Oxygen sensors
12/23/1980US4240835 Method of making a shaped silicon carbide-silicon matrix composite and articles made thereby
12/23/1980US4240833 Flexible ceramic insulators for high temperature furnaces
12/23/1980US4240830 Method for making sintered metal-coated graphite for high-current collector brushes
12/23/1980US4240780 Equipment for sintering under pressure
12/23/1980CA1092273A1 Periclase refractory and its method of manufacture
12/23/1980CA1092251A1 Ceramic electrical resistor with nonlinear voltage characteristic
12/23/1980CA1092169A1 Porous silicon oxynitride refractory shapes
12/23/1980CA1092085A1 Polycarboxylic acids as extrusion aids for silica- aluminas
12/23/1980CA1092019A1 Porcelain tower packing
12/23/1980CA1091907A1 Method of manufacturing an object of silicon nitride
12/16/1980CA1091424A1 Hard materials
12/10/1980EP0020022A1 Plastic refractories with fused alumina-chrome grog
12/10/1980EP0019995A1 Method of lining a rotary cement kiln and a refractory castable therefor
12/10/1980EP0019824A1 Polycrystalline diamond body and method of making same
12/10/1980EP0019693A1 A magnetic head slider assembly
12/10/1980EP0019674A1 Process for the production of a hollow catalyst carrier made of transition-alumina
12/09/1980US4238547 High strength yarn consisting of boron carbide fibers
12/09/1980US4238434 Method of producing a silicon carbide sintered body
12/09/1980US4238433 Silicon carbide, carbon fibers
12/09/1980US4238342 Process of making shaped article of lithium ferrite containing phosphorus pentoxide with vanadium pentoxide or bismuth trioxide sintering agents
12/02/1980US4237107 Cellular carbon beads and process for fabrication
12/02/1980US4237085 By sintering in presence of boron carbide
12/02/1980US4237084 Method of producing internal boundary layer ceramic compositions
12/02/1980US4236931 Of a chamotte and a binder of calcium aluminate
12/02/1980US4236928 Ceramic compositions
12/02/1980US4236568 Made from vitreous silica, a mineralizer, and an organic binder
12/02/1980CA1090623A1 Container for hot consolidating powder
12/02/1980CA1090587A1 Apparatus and method for in-line degassing and filtration of molten metal
12/02/1980CA1090556A1 Ferroelectric ceramic materials
12/02/1980CA1090542A1 Method of forming composite material containing sintered particles
11/1980
11/27/1980WO1980002552A1 Graphite composition
11/26/1980EP0019469A2 Chromium oxide coated fibres, articles made therefrom and method of coating the fibres
11/26/1980EP0019425A1 Process for baking carbon electrodes
11/26/1980EP0019337A1 Piezoelectric body for an electromechanical transducer
11/26/1980EP0019335A1 Ceramic cutting tip for machining tools and method of production thereof
11/25/1980US4235859 Graphite molding powder and method of preparation
11/25/1980US4235857 Manufacturing silicon nitride particle using helium or argon and hydrogen to maintain gas pressure
11/25/1980US4235855 Method for producing high strength low expansion cordierite bodies
11/25/1980US4235830 Flue pressure control for tunnel kilns
11/25/1980US4235695 Made of vitreous or glassy carbon porous body for electrolysis of brines
11/25/1980US4235636 Plastic refractories with fused alumina-chrome grog
11/25/1980US4235635 Oxides of lead, iron, tungsten, zirconium
11/25/1980CA1090376A1 Transparent yttria ceramics and method for producing same
11/25/1980CA1090117A1 Impregnation furnaces for carbon articles
11/25/1980CA1090085A1 Graphite material having compressibility and recovering property and method for manufacturing the same
11/25/1980CA1090068A1 Production of high-density carbon materials
11/25/1980CA1090062A1 Sintered compact for a machining tool and a method of producing the compact
11/18/1980US4234650 Laminar carbon member and a method of manufacturing it
11/18/1980US4234638 Composite graphite sheets
11/18/1980US4234554 Stable crystalline lithium nitride and process for its preparation
11/18/1980US4234551 From europium and carbon monoxide
11/18/1980US4234436 With an oxide of lead or cadmium