| Patents for C04B 38 - Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof (15,246) |
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| 02/07/1990 | EP0236498B1 Silica molding |
| 02/07/1990 | EP0190286B1 Hollow microspheres made from dispersed particle compositions and methods and apparatus for producing them |
| 01/31/1990 | EP0353056A2 Honeycomb structure and method of producing the same |
| 01/30/1990 | CA1264905A1 Hollow microspheres made from dispersed particle compositions |
| 01/25/1990 | DE3838794A1 Magnetisch aktiver, poroeser koerper und verfahren zu seiner herstellung Magnetically active, porous body and process for its preparation |
| 01/23/1990 | US4895825 High-porosity silicocalcareous mass for storing of gas, and production process |
| 01/23/1990 | CA1264544A1 Ceramic filter and method for using same |
| 01/23/1990 | CA1264527A1 Manufacturing moulded bodies containing ceramic fibres |
| 01/18/1990 | DE3921278A1 Process for producing shaped ceramic parts |
| 01/18/1990 | DE3836217C1 Process for producing a material containing clay and fibre |
| 01/17/1990 | CN1038776A Composite membranes |
| 01/16/1990 | US4894215 Bonding, carbonization |
| 01/16/1990 | US4894194 Method for molding ceramic powders |
| 01/10/1990 | EP0349551A1 Apparatus and method for producing foamed materials. |
| 01/09/1990 | US4892716 Denitrification of waste gases, renewal of active surface by grinding action of particles in waste gas |
| 01/03/1990 | CN1038444A Ceramic air-floated air distribution plate and method of its preparation |
| 01/02/1990 | USH721 Production of 10 micron diameter hollow ceramic fibers |
| 01/02/1990 | US4891337 Shaped refractory products and method of making same |
| 01/02/1990 | US4891174 Process for preparation of micro-cellular porous ceramic body |
| 12/28/1989 | WO1989012608A1 Ceramic material |
| 12/27/1989 | EP0348241A1 Ceramic material |
| 12/27/1989 | EP0348204A2 Porous, metal-containing carbonaceous material |
| 12/27/1989 | EP0348041A1 Composite membranes |
| 12/27/1989 | EP0347809A1 Method of producing acoustical mineral fiberboard |
| 12/27/1989 | EP0347667A2 Zirconyl phosphate ceramics, process for their production and their use |
| 12/26/1989 | US4889833 Granular inorganic moldings and a process for production thereof |
| 12/26/1989 | US4889670 Process for manufacturing green and ceramic foam |
| 12/26/1989 | US4889481 Dual structure infrared surface combustion burner |
| 12/20/1989 | CN1038084A Preparation of foamed concrete and its product |
| 12/19/1989 | US4888309 Hydrophobic, highly porous, three-dimensional inorganic structures |
| 12/19/1989 | US4888242 Heat insulating protection for high temperature furnaces and piping systems |
| 12/19/1989 | US4887795 Vitrified; heaters, resistors |
| 12/12/1989 | US4886652 Reacting carbon and silicon, titanium or vanadium by heating rapidly to melting point; minimizes solid state reactions |
| 12/06/1989 | EP0344284A1 Porous ceramic shapes, compositions for the preparation thereof, and method for producing same. |
| 12/05/1989 | US4885263 Impregnating polymer foam with aqueous slurry of silicon carbide and silica binder |
| 12/05/1989 | US4885203 Containing alkali oxide microspheres |
| 11/30/1989 | WO1989011342A1 Porous inorganic membrane with reactive inorganic binder, and method of forming same |
| 11/30/1989 | DE3905080C1 Ceramic filter for filtering metal melts |
| 11/30/1989 | DE3804883C1 Process for producing a clay- and fibre-containing material |
| 11/29/1989 | EP0335359A2 Porous ceramic material and production process thereof |
| 11/29/1989 | CN1037498A Ceramic foam and process for forming same |
| 11/23/1989 | EP0342272A1 Process for the treatment of alpha-calciumsulphate-hemihydrate |
| 11/21/1989 | US4882103 Calcining composite of precarbonized material and chlorinated polyvinyl chloride particles |
| 11/21/1989 | CA1263124A1 Implant material with continuous and two-dimensional pores and process for producing the same |
| 11/16/1989 | WO1989010907A1 Cement compositions |
| 11/15/1989 | EP0342011A1 Cement compositions |
| 11/14/1989 | US4880541 Hot filter media |
| 11/08/1989 | EP0341203A2 Ceramic foam and method for its fabrication |
| 11/08/1989 | EP0341150A1 Refractory composite material and process for its fabrication |
| 11/08/1989 | EP0340357A1 Graphite structures and method for production thereof |
| 11/07/1989 | US4879262 Combustion synthesis of boride and other composites |
| 11/07/1989 | US4878837 Infrared burner |
| 11/01/1989 | CN1036800A Compositions for production of molded articles |
| 10/31/1989 | US4877670 Cordierite honeycomb structural body and method of producing the same |
| 10/31/1989 | CA1262576A1 Porous bottom-layer dielectric composite structure |
| 10/19/1989 | WO1989009648A1 A method of filtering particles from flue gas, a flue gas filter means and a vehicle |
| 10/18/1989 | EP0337732A1 Production of beta-type silicon nitride reinforced metal matrix composite |
| 10/18/1989 | EP0337285A2 Process for the production of fluid permeable ceramic material |
| 10/17/1989 | US4874726 With calcium aluminate cements; hollow microspheres of aluminum silicates give low thermal conductivity |
| 10/17/1989 | US4874153 Combustion with ceramic raw material; molding; firing |
| 10/12/1989 | DE3909375A1 Kermisches material mit niedriger dielektrizitaetskonstante Kermisches low dielectric constant material |
| 10/11/1989 | EP0336883A1 A method of filtering particles from a flue gas, a flue gas filter means and a vehicle |
| 10/11/1989 | EP0336749A2 Foaming agent |
| 10/11/1989 | EP0336733A2 Compositions for production of molded articles |
| 10/10/1989 | US4873071 Treating carbonaceous material with sulfuric and/or nitric acid, heating; lighweight; elasticity; packing materials |
| 10/04/1989 | EP0335850A1 Method and apparatus for vacuum cleaning a pile of mineral wool plates |
| 10/04/1989 | EP0335849A1 Method and apparatus for vacuum cleaning mineral wool products while compressing the product |
| 10/04/1989 | EP0335735A2 A process for firing ceramic shaped bodies and a tunnel kiln used therefor |
| 10/04/1989 | EP0335615A2 A process for firing ceramic shaped bodies and firing tools used therefor |
| 10/03/1989 | US4871693 Porous cordierite ceramics |
| 10/03/1989 | CA1262036A1 Manufacturing method of a ceramics body having through holes |
| 09/27/1989 | EP0334835A2 Process for fabricating porous solid bodies from mixtures containing binders, aggregates and admixtures |
| 09/26/1989 | US4869944 Catalyst support; heat resistance, shockproof, coatability |
| 09/26/1989 | US4869468 Alumina and MgO preheatable insulating refractory liners and methods of using |
| 09/26/1989 | CA1260912A1 Wide pore alumina supports |
| 09/26/1989 | CA1260409A1 Porous material, and tubular filter made from said material |
| 09/26/1989 | CA1260234A1 Process for mixing and extruding ceramic materials |
| 09/19/1989 | US4867931 Feeding blowing gas to inner coaxial nozzle, fibers and dispersed particle film former to outer, forming and detaching hollow microspheres |
| 09/13/1989 | EP0182793B1 High porosity body used for adsorption or absorption purposes, particularly for animal litters, method for producing it and utilization thereof |
| 09/12/1989 | US4866011 Applying an adhesive coating and flocking on at least one surface of a flexible porous organic polymer, impregnating with a ceramic slurry, drying and firing |
| 09/08/1989 | WO1989008089A1 Gas-permeable porous body, its production and pressure casting mold |
| 09/08/1989 | WO1989008087A1 Firing of ceramic honeycomb structure |
| 09/07/1989 | DE3805852A1 Process for producing water-tight ceramic materials from clays without use of moulds |
| 09/06/1989 | EP0331459A2 Alumina porous body and production of the same |
| 09/06/1989 | EP0331270A2 Carbonaceous fiber structure with inorganic material coating |
| 09/06/1989 | EP0330963A2 Ceramic foam |
| 09/05/1989 | US4863712 Nickel or cobalt catalytic steam reforming of open-cell ceramic catalyst |
| 09/05/1989 | CA1259077A1 Fired hollow ceramic spheroids |
| 08/30/1989 | EP0330325A1 An inorganic support for biological macromolecules |
| 08/30/1989 | EP0330161A2 Method for the fabrication of a filter for soot particles |
| 08/24/1989 | WO1989007584A1 Production of ceramic honeycomb structure |
| 08/23/1989 | EP0328560A1 Mineral substance, process for its manufacture and use thereof. |
| 08/22/1989 | US4859224 Method of manufacturing glass or ceramic bodies |
| 08/16/1989 | EP0327815A1 Pressed objects on the basis of silica-alumina mixed oxides prepared pyrogeneously, process for its preparation and use |
| 08/16/1989 | EP0327814A1 Pressed bodies based on pyrogenously prepared zirconium dioxide, processes for their preparation and their use |
| 08/16/1989 | EP0327723A2 Die-formed articles based on pyrogenic titanium dioxide, process for their preparation and their use |
| 08/16/1989 | EP0327722A2 Die-formed articles based on pyrogenic silicon dioxide, process for their preparation and their use |
| 08/16/1989 | EP0327721A2 Die-formed articles based on pyrogenic aluminium oxide, process for their production and their use |
| 08/16/1989 | CN1034700A Process for preparing granule of aluminum oxide, and products thereform |
| 08/08/1989 | USRE33013 Multi-channel body |