Patents for C04B 38 - Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof (15,246)
02/1991
02/05/1991US4990180 Combustion synthesis of low exothermic component rich composites
01/1991
01/30/1991EP0410601A2 Composite ceramic material
01/29/1991US4988645 Cermet materials prepared by combustion synthesis and metal infiltration
01/29/1991CA2022186A1 Ceramic material
01/24/1991WO1991000850A1 Ceramic bodies of controlled porosity and process for making same
01/24/1991DE3923887A1 Tunnel furnace for firing ceramics - with decomposition toxic gases withdrawn and reheated to ensure complete burning before being exhausted to atmos.
01/23/1991CN1011306B Filter of purifying magnesium oxide foam pottery and process for making same
01/22/1991US4987028 Construction materials
01/16/1991EP0407921A2 Anorganic porous shaped product and process for the production of the same
01/16/1991CN1048537A Process for producing ceramic-metal composite
01/15/1991US4985163 Shaped heat-insulating body and process of making the same
01/09/1991EP0407181A1 Niobium-doped titanium membranes
01/09/1991CN1048377A Method for forming porous refractory and composition for used the method
01/08/1991US4983423 Coating, firing, cooling
01/06/1991CA2020169A1 Nobium-doped titanium membranes
01/03/1991DE4020297A1 Sprayable refractory powder mixt. - for forming or repairing porous refractory linings and coatings
01/03/1991DE3921095A1 Finely porous granulate or moulding prodn. - by adding hydraulic binder to foam and mineral dust components before mixing
01/02/1991EP0405947A2 Method of manufacturing thick-film devices
01/02/1991EP0404943A1 Porous refractory material, article made thereof and method for making said article
01/02/1991EP0373215A4 Porous inorganic membrane with reactive inorganic binder, and method of forming same
01/02/1991CN1011031B Method for producing aqueous emulsion
01/01/1991US4981590 Composite ceramic micropermeable membrane, process and apparatus for producing such membrane
01/01/1991US4981589 Multi-layer ceramic filter
12/1990
12/27/1990WO1990015661A1 Porous ceramic membrane and method
12/25/1990US4979895 Shield
12/18/1990US4978642 Rigid, water-resistant phosphate ceramic materials having acoustic channeling and processes for preparing them
12/13/1990WO1990015035A1 A novel sialon composition
12/04/1990US4975230 Method of making an open pore structure
12/04/1990US4975225 Manufacture of monolithic, stiff, lightweight ceramic articles
12/04/1990US4975191 Slurry of silicon carbide and colloidal silica binder
11/1990
11/29/1990WO1990014319A1 High strength structural perlite concrete
11/29/1990DE3916630A1 Removing organic components from pressed oxide ceramic material - by heating in nitrogen-oxygen atmos. contg. low amt. of oxygen to prevent temp. differential between inner and outer areas of body
11/28/1990EP0399727A1 Ceramic mould material
11/27/1990US4973435 Method of producing porous membranes of sinterable refractory metal oxides
11/14/1990EP0396961A1 Formed body for thermal insulation
11/14/1990EP0396766A1 Casting mold for slip casting
11/14/1990CN2065506U Porous ceramic purifier
11/13/1990US4970189 Carbonization
11/13/1990US4970035 Process for the production of open pore ceramic bodies and ceramic bodies produced according to this method
11/13/1990US4969943 Method of making porous ceramic fluoride
11/07/1990EP0396147A2 Ceramic preforms for metal matrix composites, processes for their preparation and composites obtained therefrom
11/07/1990EP0396146A2 Ceramic preforms having high mechanical strength, a process for their preparation and metal matrix composites obtained therefrom
11/07/1990EP0344284A4 Porous ceramic shapes, compositions for the preparation thereof, and method for producing same
11/07/1990EP0328560B1 Mineral substance, process for its manufacture and use thereof
11/07/1990CN1046684A Microporous filtering ceramic using diatomite as substrate
11/05/1990CA2016090A1 Ceramic preforms for metal matrix composites, a process for their preparation and composites obtained from these preforms
11/05/1990CA2016086A1 Ceramic preforms having high mechanical strengh, a process for their preparation and metal matrix composites obtained from said ceramic preforms
10/1990
10/31/1990EP0395399A1 Method of manufacturing conductive porous ceramic tube
10/31/1990EP0394817A1 Method of producing metal-ceramic-composite
10/31/1990EP0394677A1 Pressed bodies based on pyrogenic titanium dioxide, process for their preparation and their use
10/31/1990CN2064770U Porous infrared ceramic plate with different heat-conductivity
10/30/1990US4966919 Composite foams
10/26/1990CA2015568A1 Method for production of ceramic-metal composite materials
10/24/1990EP0393421A2 Heat resistant foam materials, their preparation and their use
10/23/1990US4965230 Alumina porous body and production of the same
10/23/1990US4965101 Ceramic foam for filters for cleaning exhaust gases of diesel engines
10/18/1990WO1990011889A1 Fire resistant nonfibrous and nongraphitic carbonaceous materials
10/18/1990DE3912251A1 Low shrinkage building material - contg. additive evolving gas at elevated temp.
10/17/1990CN1046150A Cement foaming agent for well cementation of oil-gas well and preparation method thereof
10/17/1990CN1010005B High-porosity silicocalcareous mass for storing of gas and production process
10/16/1990US4963515 Lightweight hydrogel-bound aggregate shapes and process for producing same
10/16/1990US4963145 Porous ceramic material and processes for preparing same
10/10/1990EP0391321A2 Ceramic filter for a dust-containing gas and method for its production
10/04/1990WO1990011259A1 Cellular gypsum with poriforous structure, process for the manufacture thereof and use thereof
10/04/1990WO1990009461A3 Shaped bodies containing short inorganic fibers
10/04/1990CA2044168A1 Plaster foam with porous structure, a process for its preparation and its use
10/03/1990EP0390685A1 Process for joining elements for manufacturing thermostructural composite material parts
10/03/1990EP0390679A2 Process and apparatus for manufacturing kiln furniture made of ceramic foam, and kiln furniture thus obtained
10/02/1990US4960737 Sintering, low thermal expansion, chemical, heat resistance, shockproof
09/1990
09/18/1990US4957811 Components of silicon-infiltrated silicon carbide having a porous surface, and process for the production thereof
09/18/1990US4957559 Aqueous medium of a water insoluble additive for mineral fiber insulating materials
09/12/1990EP0386745A1 Method and device for manufacturing light building panels
09/11/1990US4956403 Suppression of pressure water absorption of lightweight aggregate by aqueous dispersion therein of anionic polymers
09/11/1990US4955135 Coating walls of a foam with a heat resistant substance pyrolyzing, filling the pores and compacting
09/11/1990CA1273781A1 Foamed phosphate tile products
09/09/1990WO1990010533A1 Process and device for manufacturing wall boards
09/05/1990CN1045084A Method for making insulating material
09/05/1990CN1009455B Treatment of zircon
09/04/1990US4954460 Water-permeable ceramic material
09/04/1990US4954327 Production of silica aerogels
08/1990
08/29/1990EP0384716A2 Process for the production of materials and materials produced by the process
08/23/1990WO1990009495A1 Improved gypsum board
08/22/1990CN1044840A Light cellular partition board of silica-magnesia
08/21/1990US4950362 Heat-insulating shaped fibrous articles and a process for producing them
08/16/1990WO1990009461A2 Shaped bodies containing short inorganic fibers
08/16/1990EP0382674A2 Method of making an infrared burner
08/16/1990CA2047739A1 Shaped bodies containing short inorganic fibers
08/14/1990US4948766 Thermal insulators
08/08/1990WO1990009346A1 Production of carbonaceous molding having excellent compressive modulus
08/08/1990EP0380973A1 Reinforced materials
08/08/1990EP0380493A1 Method for producing of concrete with variable density.
08/08/1990CA2026774A1 Process for preparation of carbonaceous molded body having excellent compressive elasticity
08/07/1990US4946487 Used to clean particle-laden gases
08/01/1990EP0379576A1 Gas-permeable porous body, its production and pressure casting mold
07/1990
07/31/1990US4945074 Produced by controlled hydration and dehydration of alkali metal silicate glass powder
07/31/1990US4944996 Porous mineral membrane sintered to carbon composite support; mechanical strength, bursting resistance, porosity
07/31/1990US4944809 Cutting mat, stacking, exhausting air
07/26/1990WO1990008114A1 Metal-impregnated refractory and production thereof
07/18/1990EP0377960A2 Phosphate-containing ceramic structures for catalyst support and fluid filtering
07/17/1990CA1271683A1 Foam generating compositions