| Patents for C04B 41 - After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone (26,090) |
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| 02/26/1991 | US4996190 Superconducting thin film and a process for depositing the same |
| 02/26/1991 | US4996111 Ceramic surfaces with two or more thin layers of titanium, molybdenum, tungsten, nickel, copper or silver; hardness, adhesion, hermetic sealing |
| 02/26/1991 | US4995444 Patterning and casting; firing to decompose organic templets, solidification by cooling |
| 02/26/1991 | US4995331 Apparatus for glazing articles of earthenware or porcelain |
| 02/22/1991 | WO1991002774A1 Non-stick coating system with two thin undercoats, the first being polysiloxane |
| 02/22/1991 | CA2063835A1 Non-stick coating system with two thin undercoats, the first being polysiloxane |
| 02/21/1991 | WO1991001834A1 Method of improving quality of porous body having air holes |
| 02/20/1991 | EP0413296A1 Method for thermally spraying of oxide-ceramic superconductive materials |
| 02/20/1991 | EP0413096A2 Coated boron carbide sintered body |
| 02/20/1991 | EP0413078A1 Method for improving the surface appearance of a water-permeable ceramic molding |
| 02/19/1991 | US4994437 Method of manufacturing oxide superconducting films by peritectic reaction |
| 02/19/1991 | US4994328 Waterproofing membrane |
| 02/19/1991 | CA1280281C Apparatus for applying glaze as granules to tiles maintained at a high temperature |
| 02/19/1991 | CA1280275C Process for densifying a ceramic part |
| 02/14/1991 | DE3926429A1 Thermally insulated tubular component prodn. - by internally flame-spray coating ceramic shell and casting around metal outer casing |
| 02/13/1991 | EP0412778A2 Dental restorations |
| 02/13/1991 | EP0412516A1 Water repellent silane emulsions comprising copolymers of acrylic acid and alkyl methacrylates |
| 02/13/1991 | EP0412515A1 Buffered silane emulsions having low volatile organic compounds when cured |
| 02/12/1991 | US4992098 Glossy, precious-metal preparations for microwave-resistant tableware-decorations |
| 02/12/1991 | US4991822 Valve having ceramic valve bodies with low friction coatings |
| 02/07/1991 | DE4002513C1 Modifying surface of membrane for e.g. dialysis - by coating with mono:functional polymer contg. at least one hydrophilic chain |
| 02/06/1991 | EP0412000A1 Process for preparing superconducting thin films |
| 02/06/1991 | EP0411611A1 Method for manufacturing carbon material good in resistance to oxidation |
| 02/06/1991 | EP0411424A1 Apparatus for synthetic diamond deposition including spring tensioned filaments |
| 02/06/1991 | EP0411299A1 Process for passivating uranium oxides to control oxidation |
| 02/06/1991 | EP0411205A2 Composition, primarily for anticorrosive and insulating coating |
| 02/06/1991 | CN1011486B Ceramic foam filter 23 |
| 02/05/1991 | US4990547 It consists of vinyl polymer or copolymer and non-metallic quaternary ammonium algicides; protective coatings |
| 02/05/1991 | US4990405 High strength; waterproofing; gasket seals; dielectrics; dielectrics; papers, films, boards and laminates; construction materials |
| 02/05/1991 | US4990403 Diamond coated sintered body |
| 02/05/1991 | US4990377 Buffered silane emulsions having low volatile organic compounds when cured |
| 02/05/1991 | US4990180 Combustion synthesis of low exothermic component rich composites |
| 01/30/1991 | EP0410868A2 Superconducting thin film of compound oxide and process for preparing the same |
| 01/30/1991 | EP0410781A1 Process for preparing carbon material |
| 01/30/1991 | EP0410780A1 Improvements in shaping bodies |
| 01/30/1991 | EP0410284A2 A composite ceramic-metal material |
| 01/30/1991 | EP0410065A1 Primer/membrane waterproofing system |
| 01/30/1991 | EP0409983A1 Process for producing molding composed of silicon carbide and carbon |
| 01/30/1991 | CN1048894A Method of forming macrocomposite bodies by self-generated vacuum techniques, and products produced therefrom |
| 01/30/1991 | CN1048893A Method of forming metal matrix composite bodies by self-generated vaccum process, and products produceded therefrom |
| 01/30/1991 | CN1048868A Shelf stable fast-cure equeous coating |
| 01/29/1991 | US4988673 Method for producing silver coated superconducting ceramic powder |
| 01/29/1991 | US4988645 Cermet materials prepared by combustion synthesis and metal infiltration |
| 01/29/1991 | US4988564 Metal carbide, nitride, or carbonitride whiskers coated with metal carbides, nitrides, carbonitrides, or oxides |
| 01/29/1991 | US4988543 Impregnation a porous board, changing phases, spraying |
| 01/29/1991 | US4988538 Ceramic coating |
| 01/29/1991 | CA2022107A1 Shaping bodies |
| 01/29/1991 | CA1279746C Crosslinking polysilazane composition, in which the hydrosilylation reaction is catalysed by a metal or a metallic compound |
| 01/24/1991 | WO1991000932A1 Method for the preparation of metal matrix composite materials |
| 01/24/1991 | WO1991000780A1 Corrosion resistant silicon inorganic polymeric coatings |
| 01/24/1991 | CA2063552A1 Method for the preparation of metal matrix composite materials |
| 01/23/1991 | EP0409764A2 A method of forming macrocomposite bodies by self-generated vacuum techniques, and products produced therefrom |
| 01/23/1991 | EP0409763A2 A method of forming metal matrix composite bodies by a self-generated vacuum process |
| 01/23/1991 | EP0409733A1 Carbonaceous material protected against oxidation by boron carbonitrides |
| 01/23/1991 | EP0409459A2 Aqueous coating compositions |
| 01/23/1991 | EP0409197A1 Method for impregnating a melt into a porous body |
| 01/23/1991 | EP0236398B1 Thin microporous layers with open porosity having conduction properties |
| 01/23/1991 | CA2021645A1 Ceramic metal compound |
| 01/22/1991 | WO1991001392A1 Method of removing ions |
| 01/22/1991 | US4987515 Ceramic capacitor with electrodes formed by reduction |
| 01/22/1991 | US4987211 Phenyl-endcapped depolymerizable polymer |
| 01/22/1991 | US4987108 Dielectric paste |
| 01/22/1991 | US4987016 Component for producing semiconductor devices and process of producing it |
| 01/22/1991 | US4987011 Method for producing a silicon carbide coated clay |
| 01/22/1991 | CA2064224A1 Method of removing ions |
| 01/22/1991 | CA2020675A1 Method of forming macrocomposite bodies by self-generated vacuum techniques, and products produced therefrom |
| 01/22/1991 | CA1279183C Conductive cathodic protection compositions and methods |
| 01/22/1991 | CA1279154C Dental compositions, fired dental porcelains and processes for making and using same |
| 01/19/1991 | CA2020673A1 Method of forming metal matrix composite bodies by a self-generated vacuum process, and products produced therefrom |
| 01/16/1991 | EP0408435A1 Perfection of tools for vapour phase infiltration of a material into the core of fibrous preforms relevant to the making of composites |
| 01/16/1991 | EP0407921A2 Anorganic porous shaped product and process for the production of the same |
| 01/16/1991 | CN1048537A Process for producing ceramic-metal composite |
| 01/16/1991 | CN1048536A Methods of producing ceramic and ceramic composite bodies |
| 01/15/1991 | US4985376 Conductive paste compositions and ceramic substrates |
| 01/15/1991 | US4985282 Process for protecting and consolidating stony materials |
| 01/15/1991 | US4985103 Method of fabricating cylindrical ceramic laminated body |
| 01/10/1991 | DE4021068A1 Reinforced concrete preservative - applied by blast of compressed air |
| 01/10/1991 | DE3922539A1 Carbon fibre-reinforced carbon heating element prodn. - involves chemical gas phase infiltration with pyrolytic carbon |
| 01/10/1991 | DE3920450A1 Producing oxidn. and thermo-shock resistant coating on carbon bodies - by forming layers of silicon carbide or nitride followed by glassy layer of silicon oxide opt. with silicon |
| 01/09/1991 | EP0407330A2 Methods of producing ceramic and ceramic composite bodies |
| 01/09/1991 | EP0406531A2 Refractory wear resisting parts for slide gate nozzles in metallurgical vessels |
| 01/09/1991 | EP0406498A1 Aqueous solution of a phenol formaldehyde resin containing a water-soluble alkaline-earth metal salt for use in a binder composition for mineral fibres and process for its preparation |
| 01/09/1991 | EP0406278A1 Process for producing fluorescent or phosphorescent pigments coated with glass. |
| 01/09/1991 | EP0246523B1 Nacreous pigments |
| 01/09/1991 | CN1048377A Method for forming porous refractory and composition for used the method |
| 01/08/1991 | US4983426 Water-insoluble latex polymer, detackifying agent |
| 01/08/1991 | US4983425 Vapor phase hardening of curable organic compounds |
| 01/08/1991 | US4983423 Coating, firing, cooling |
| 01/08/1991 | US4983355 Compression molding; faucets |
| 01/08/1991 | US4983255 Process for removing metallic ions from items made of glass or ceramic materials |
| 01/08/1991 | US4983182 Ceramic implant and process for its production |
| 01/08/1991 | CA2020674A1 Methods of producing ceramic and ceramic composite bodies |
| 01/08/1991 | CA1278885C Method of producing superconducting circuit |
| 01/03/1991 | DE4020598A1 Inorganic implant prosthesis - has ceramic substrate coated with glass interlayer and thermally sprayed calcium phosphate based outer layer |
| 01/03/1991 | DE4020297A1 Sprayable refractory powder mixt. - for forming or repairing porous refractory linings and coatings |
| 01/03/1991 | DE4004844C1 Copper metallisation on ceramic substrate - obtd. by bonding copper foil directly to whole surface of substrate, then masking and etching |
| 01/02/1991 | EP0406126A1 Substrate having a superconductor layer |
| 01/02/1991 | EP0405544A2 Method of manufacturing sintered body of silicon carbide |
| 01/02/1991 | EP0405534A1 The use of fluorinated polyurethanes with hydroxy functionality for the treatment of lithoidal material |
| 01/02/1991 | EP0405095A1 Method of improving the adhesion of polymer materials on inorganic carbonate surfaces |