| Patents for C04B 41 - After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone (26,090) |
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| 03/21/1989 | US4814128 Process for making a homogeneous doped silicon nitride article |
| 03/21/1989 | CA1251365A1 Protective coatings for asphaltic concrete surfaces and methods for forming the same |
| 03/15/1989 | EP0307246A2 Method of manufacturing superconducting devices |
| 03/15/1989 | EP0306727A2 Glass powder adhesive sheet |
| 03/15/1989 | CN2034100U Pottery and porcelain sand-blasting and carving unit |
| 03/14/1989 | US4812340 Simulated desert varnish products and methods of making same |
| 03/14/1989 | US4812334 Silicon nitride exchanger containing cured synthetic resin |
| 03/14/1989 | US4812202 Process for metal-plating ceramic surfaces |
| 03/09/1989 | WO1989001925A1 Alumina coated silicon carbide whisker-alumina composition |
| 03/09/1989 | WO1989001920A1 Whisker reinforced ceramics and a method of clad/hot isostatic pressing same |
| 03/09/1989 | DE3729090A1 Stabilisation of concrete against microbial attack in particular sulphur bacteria |
| 03/08/1989 | EP0306350A1 Honeycomb structure for fluid filtration |
| 03/08/1989 | EP0306270A1 Thick film conductor compositions for use with an aluminum nitride substrate |
| 03/08/1989 | EP0306069A2 A method of forming an oxide layer on a substrate |
| 03/08/1989 | EP0305393A1 Inhibiting corrosion in reinforced concrete. |
| 03/08/1989 | CN1031621A Method of manufacturing superconducting ceramics and products thereof |
| 03/08/1989 | CN1031514A Method for making granular activated carbon in a black brick kiln |
| 03/07/1989 | USH597 Method of etching zirconium diboride |
| 03/07/1989 | USH596 Method of etching titanium diboride |
| 03/07/1989 | US4810748 Concrete joint sealant having improved adhesion |
| 03/07/1989 | US4810536 Method of impregnating |
| 03/07/1989 | US4810533 Surface treatment process for porous solids |
| 03/07/1989 | US4810531 Vapor deposition of tin |
| 03/07/1989 | US4810530 Method of coating metal carbide nitride, and carbonitride whiskers with metal carbides, nitrides, carbonitrides, or oxides |
| 03/07/1989 | US4810526 Method of coating a recrystallized silicon carbide body with a compact silicon carbide coating |
| 03/07/1989 | US4810273 Porous ceramic filter |
| 03/02/1989 | DE3819583A1 Process and composition for rendering germproof air filter materials hydrophobic |
| 03/01/1989 | EP0305295A2 Metallization layer structure formed on aluminum nitride ceramics and method of producing the metallization layer structure |
| 03/01/1989 | EP0305168A2 Superconducting ceramics and methods of manufacturing the same |
| 03/01/1989 | EP0304807A2 Method for producing superconducting circuit |
| 03/01/1989 | EP0304497A1 Water repellent for masonry |
| 03/01/1989 | EP0304443A1 Filter construction and method for the formation of a filter construction. |
| 02/28/1989 | US4808311 Micorporous, ultrafiltration |
| 02/28/1989 | US4808274 Metallized substrates and process for producing |
| 02/28/1989 | US4807530 Expansive demolition agent |
| 02/22/1989 | EP0304337A1 Hybrid substrate |
| 02/22/1989 | EP0304310A1 Devitrifying glass frits |
| 02/22/1989 | EP0304078A2 Composite superconductor layer structure |
| 02/22/1989 | EP0304061A2 Superconducting ceramics elongated body and method of manufacturing the same |
| 02/22/1989 | CN1031218A Technological process for making two-tone three-dimension like glazed brick |
| 02/21/1989 | US4806508 Modified ceramic structures and methods of making the same |
| 02/21/1989 | US4806500 Method of producing a large-scale integrated MOS field-effect transistor circuit |
| 02/21/1989 | US4806420 Unglazed ceramic tile-shaped article |
| 02/21/1989 | US4806334 Repellent to metal portion; non-blackening; electrical wiring |
| 02/21/1989 | US4806272 Conductive cathodic protection compositions and methods |
| 02/21/1989 | US4806160 Metallizing composition |
| 02/21/1989 | US4806080 Pump with shaftless impeller |
| 02/21/1989 | US4805551 Process and apparatus for producing glazed ceramic tiles, and tiles so obtained |
| 02/16/1989 | DE3735444A1 Refractory wearing part of a closure member for vessels containing metal melt |
| 02/15/1989 | EP0303403A2 Tile glaze, glazing method, and method of producing tiles |
| 02/15/1989 | EP0303402A2 Method of producing tiles by single firing |
| 02/15/1989 | EP0303165A1 Method for the surface treatment and deep impregnation of porous surfaces, and apparatus therefor |
| 02/15/1989 | EP0303036A2 Electrically superconducting metal-ceramic coatings |
| 02/14/1989 | US4804823 Siliconj or aluminum nitride substrate; titanium nitride or tungsten carbide resistor |
| 02/14/1989 | US4804693 Crack resistant coating for masonry structures |
| 02/14/1989 | US4804589 With insulating zirconia coating |
| 02/14/1989 | US4804579 Thermoinsulating moldings containing a porous, inorganic thermoinsulating material and having an organopolysiloxane coating thereon |
| 02/09/1989 | WO1989001239A1 Method of making high critical temperature superconductors, and starting material therefor |
| 02/09/1989 | DE3819414C1 Photopolymerisable bright noble metal preparation |
| 02/08/1989 | EP0302749A1 Anti-dusting treating method and treating agent for inorganic fiber containing building materials |
| 02/07/1989 | US4802923 Resistance to salt induced breakdown and high alkali environment; paving |
| 02/01/1989 | EP0301688A2 Method of controllably introducing a parametric modifier into a ceramic oxide which includes at least one superconducting phase |
| 02/01/1989 | EP0301626A1 Pyrolytic carbon coating of media improves gravel packing and fracturing capabilities |
| 02/01/1989 | EP0301487A2 Process for the protection of stone materials, marble, bricks and concrete from decay caused by atmospheric agents and pollutants or by mural writings with paints, inks and the like |
| 01/31/1989 | US4801510 Cutting inserts for machining steels |
| 01/31/1989 | US4801472 Process for coating tungsten carbide with cobalt metal |
| 01/31/1989 | US4801414 Production of silicon nitride sintered body |
| 01/26/1989 | WO1989000687A1 Manufacture of inert, catalytic or gas-sensitive ceramic layers for gas sensors |
| 01/25/1989 | EP0300756A1 Brake element |
| 01/25/1989 | EP0300532A1 Ceramic flooring tile, set of mutually distinguishable flooring tiles, method for producing a set of flooring tiles and device for carrying out said method |
| 01/25/1989 | EP0300419A1 Film consisting of at least one monomolecular layer |
| 01/25/1989 | EP0300186A1 Process for producing a multilayer ceramic substrate |
| 01/24/1989 | US4800187 Method of crystallizing a zeolite on the surface of a monolithic ceramic substrate |
| 01/24/1989 | US4800137 Carbides or borides of molybdenum and tungsten |
| 01/24/1989 | US4799983 Multilayer ceramic substrate and process for forming therefor |
| 01/24/1989 | US4799601 Translucent alumina ceramic tube and a process for making same |
| 01/19/1989 | DE3723052A1 Herstellung von inerten, katalytisch wirksamen oder gassensitiven keramikschichten fuer gassensoren Production of inert gas sensitive catalytic or ceramic coatings for gas sensors |
| 01/18/1989 | EP0299879A2 A superconducting thin film and a method for preparing the same |
| 01/18/1989 | EP0299300A2 Article strengthened by a compressive layer and method |
| 01/17/1989 | US4798815 Nested ceramic fibers and piggyback micro-mold method for producing same |
| 01/17/1989 | US4798164 Apparatus for applying glaze as granules to tiles maintained at a high temperature |
| 01/17/1989 | CA1248823A1 Process for the coating of artificial or natural stone slabs |
| 01/11/1989 | EP0298866A2 A superconducting thin film and a method for preparing the same |
| 01/10/1989 | US4797530 Irradiation a dielectric to form electroconductive segment |
| 01/10/1989 | US4797332 Method of preparing ceramic surfaces for wetting thereof by alkali metals |
| 01/10/1989 | US4797319 Glazed cement product and method for manufacturing thereof |
| 01/10/1989 | US4797160 Phase change compositions |
| 01/10/1989 | US4797009 Dynamic pressure air bearing |
| 01/10/1989 | US4796701 Pyrolytic carbon coating of media improves gravel packing and fracturing capabilities |
| 01/10/1989 | US4796671 Protective tube for thermocouple and method of producing same |
| 01/05/1989 | DE3744732A1 Plant substrate |
| 01/05/1989 | DE3721668A1 Process for waterproofing gypsum articles |
| 01/04/1989 | EP0297203A1 Means and process for silanizing |
| 01/04/1989 | CN1030158A Method of manufacturing superconductor and superconductive circuit |
| 01/03/1989 | US4795677 Oxidation-inhibited carbon-carbon composites |
| 01/03/1989 | US4795658 Method of metallizing ceramic material |
| 12/29/1988 | WO1988010499A1 Process for forming thin film of oxide superconductor |
| 12/29/1988 | WO1988010323A1 Complex compounds for forming thin film of oxide superconductor and process for forming thin film of oxide superconductor |
| 12/29/1988 | DE3811388C1 Method for the ion beam treatment and coating of powders |
| 12/28/1988 | EP0296981A2 Insulating coating for refractories, coating process, and associated articles |