| Patents for C04B 41 - After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone (26,090) | 
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| 12/28/1988 | EP0296973A2 Method for producing a superconducting circuit  | 
| 12/28/1988 | EP0296757A1 Method for sealing carbon and graphite surfaces  | 
| 12/28/1988 | EP0296312A2 Microwave resistant precious metal decoration  | 
| 12/28/1988 | CA1247775A Method for producing silicone aqueous emulsion compositions  | 
| 12/28/1988 | CA1247466A Process for avoiding blister formation in electroless metallization  | 
| 12/28/1988 | CA1247335A Method of making densified si.sub.3n.sub.4/oxynitride composite with premixed silicon and oxygen carrying agents  | 
| 12/28/1988 | CA1247334A Method of making an anisotropic silicon nitride comprising object by use of higher density and fully reacted preforms  | 
| 12/28/1988 | CA1247333A Method of making silicon nitride comprising objects  | 
| 12/27/1988 | US4794044 Carbide or nitride surface layer  | 
| 12/27/1988 | US4794027 Building materials; vulcanizing in situ; weatherproof  | 
| 12/21/1988 | EP0295834A1 High temperature resistant inorganic composition  | 
| 12/21/1988 | CN88103399A Method for forming superconductor thin film and apparatus therefor  | 
| 12/20/1988 | US4792493 Corrosion resistant coating and liner combination  | 
| 12/20/1988 | CA1247256A1 Mask for patterning electrode structures in thin film el devices  | 
| 12/15/1988 | WO1988009826A1 Improved coated pcd elements and products and methods  | 
| 12/14/1988 | EP0294597A2 Method of manufacturing a sintered body of silicon nitride  | 
| 12/14/1988 | EP0294503A1 Use of a paste containing a noble metal in the production of browning utensils for microwave ovens  | 
| 12/13/1988 | US4791022 Decorative panels  | 
| 12/13/1988 | US4790110 Tile-like ceramic element having an electrically conductive surface glaze on the visible side  | 
| 12/07/1988 | EP0294221A2 Method for forming a superconductor thin film and apparatus therefor  | 
| 12/07/1988 | CN88101836A Flocced 2:1 layered silicates and water-resistant articles made therefrom  | 
| 12/07/1988 | CN88100494A Method of making plates by using waste marble material  | 
| 12/06/1988 | US4789564 Hydridoaminosilane treatment for rendering surfaces water-repellent  | 
| 12/06/1988 | US4789563 Sol gel formation of polysilicate, titania, and alumina interlayers for enhanced adhesion of metal films on substrates  | 
| 12/06/1988 | US4789534 Pyroysis of metal amide  | 
| 12/06/1988 | US4789506 Method of producing tubular ceramic articles  | 
| 12/01/1988 | WO1988009315A1 Sialon cutting tool composition  | 
| 11/30/1988 | EP0293163A2 Abrasive grits formed of ceramic, impregnation method of making the same and products made therewith  | 
| 11/30/1988 | EP0292967A2 Method of forming superconductive thin films and solutions for forming the same  | 
| 11/30/1988 | CN87103652A Three-dimension automatic spraying vehicle for glass-fibre reinforced cement  | 
| 11/29/1988 | US4788309 Polysilazanes, pyrolysis to silicon nitride  | 
| 11/29/1988 | US4788163 Devitrifying glass frits  | 
| 11/29/1988 | US4788080 Process and apparatus for coating particles with fine powder  | 
| 11/29/1988 | US4787439 Casting of reactive metals into ceramic molds  | 
| 11/29/1988 | CA1245463A1 Coated silicon nitride cutting tool and process for making  | 
| 11/24/1988 | DE3811417A1 Method for applying coating concretes of high adhesion to old-concrete surfaces  | 
| 11/23/1988 | EP0292387A2 Method for producing a superconducting circuit  | 
| 11/23/1988 | EP0291786A2 Removal of residual catalyst from a dielectric substrate  | 
| 11/23/1988 | EP0291532A1 Seal element of hard material sintered from a semi-finished form with organic binder  | 
| 11/22/1988 | US4786531 Mixture of solvents and a hydroxy-substituted polysiloxane  | 
| 11/22/1988 | US4786387 Applying nonuniform electric or magnetic field  | 
| 11/22/1988 | CA1245208A1 Dual surface materials  | 
| 11/17/1988 | EP0291444A1 Production of polymer-metal compounds by precipitation in glow discharge areas  | 
| 11/17/1988 | EP0290578A1 Tungsten paste for co-sintering with pure alumina and method for producing same.  | 
| 11/17/1988 | EP0290539A1 Process for the chemical treatment of ceramic parts and subsequent metallization.  | 
| 11/16/1988 | CN87202227U Lightweight electric heater supporting brick with protective coating  | 
| 11/15/1988 | US4784818 Method for molding superplastic ceramic  | 
| 11/15/1988 | US4784313 Alloy, diffusion welding  | 
| 11/10/1988 | DE3713495A1 Primer for paints based on sodium silicate  | 
| 11/09/1988 | EP0290357A2 Process for the preparation of copper oxide ceramic superconductive articles, and process for their preparation  | 
| 11/09/1988 | EP0290132A1 Method of cleaning and conditioning surfaces  | 
| 11/08/1988 | US4783380 Oxides of aluminum, tantalum, silicon, calcium and magnesium  | 
| 11/08/1988 | US4783369 Heat-generating resistor and heat-generating resistance element using same  | 
| 11/03/1988 | WO1988008360A1 Process for manufacturing a structured ceramic film or a ceramic object composed of such films  | 
| 11/03/1988 | DE3804884A1 Synthetic bricks and process for the production of the same  | 
| 11/03/1988 | DE3712538A1 Treating and coating dimensionally stable, temperature-insensitive, heat-resistant support materials  | 
| 11/02/1988 | EP0288812A1 Use of an inhibitor of corrosion on ceramic surfaces  | 
| 11/02/1988 | EP0288753A1 Bonding of pure metal films to ceramics  | 
| 11/02/1988 | EP0288711A2 Rapid, large area coating of high-Tc superconductors  | 
| 11/02/1988 | EP0288696A1 Sintered moulded article  | 
| 11/02/1988 | EP0288502A1 Ceramic-ceramic composite material and production method.  | 
| 11/01/1988 | US4782199 Insulators having improved steep wave front characteristics  | 
| 11/01/1988 | US4782040 Reactive silane bonding to exteriors and interiors  | 
| 11/01/1988 | US4781990 Quaternary ammonium salt before electroless deposition of metal  | 
| 11/01/1988 | US4781982 Dentifrices  | 
| 11/01/1988 | US4781970 Strengthening a ceramic by post sinter coating with a compressive surface layer  | 
| 11/01/1988 | US4781950 Method for impregnating mineral building materials  | 
| 11/01/1988 | US4781579 Process for changing the color of partial areas of the surface of pigmented hydraulically bonded construction elements  | 
| 10/27/1988 | DE3704020C1 Process for impregnating ceramic chimney stacks (pipes) and chimney stack produced by this process  | 
| 10/26/1988 | EP0288380A1 Semi-permeable organo-mineral membrane, and processes for its preparation  | 
| 10/26/1988 | EP0288071A2 Artificial stones and process for their production  | 
| 10/26/1988 | EP0288070A2 Clay-containing material and method for its preparation  | 
| 10/26/1988 | CN88101989A Method of manufacturing superconducting pattern by light irradiation  | 
| 10/25/1988 | US4780502 Gold polish preparation  | 
| 10/25/1988 | US4780337 Hybrid polymers derived from Si-H containing organosilicon polymers and unsaturated metal alkoxides  | 
| 10/25/1988 | US4780332 Forming spinel intemediate layer  | 
| 10/25/1988 | CA1243656A1 Method of impregnating ceramic monolithic structures with predetermined amount of catalyst  | 
| 10/20/1988 | WO1988007983A1 Ceramic base and process for its production  | 
| 10/20/1988 | WO1988007982A1 Process for protection, reconstitution and restoration of stone buildings, monuments and similar  | 
| 10/20/1988 | WO1988007506A3 Barrier coating and penetrant providing oxidation protection for carbon-carbon materials  | 
| 10/19/1988 | EP0287262A1 Method of making stabilized zirconia ceramic  | 
| 10/19/1988 | EP0287026A1 Process for the protection, curing and restoration of stone constructions, monuments and the like  | 
| 10/19/1988 | EP0286690A1 Aluminum nitride and semiconductor substrate formed therefrom  | 
| 10/18/1988 | US4778562 Reactive ion etching of tin oxide films using neutral reactant gas containing hydrogen  | 
| 10/18/1988 | CA1243296A1 Non-oxidizing floor surface hardening material and method  | 
| 10/13/1988 | DE3811102A1 Aqueous polymer latex, and coating or reinforcing composition containing the former  | 
| 10/12/1988 | EP0286410A2 Methods of manufacturing ceramic material superconductors  | 
| 10/12/1988 | EP0286106A2 Process for manufacturing a superconductive device  | 
| 10/12/1988 | EP0286008A2 Use of aqueous cationic polymer dispersions in the impregnation and priming of absorbent substrates  | 
| 10/12/1988 | CN86103987B Chemical plating of copper, nickel and cobalt on ceramic and glass at normal temp.  | 
| 10/11/1988 | US4777154 Hollow microspheres made from dispersed particle compositions and their production  | 
| 10/11/1988 | US4777092 Composition for ceramic substrate and substrate  | 
| 10/11/1988 | US4776978 Method of controlling the sintering of metal particles  | 
| 10/06/1988 | WO1988007688A1 Lightweight silicon carbide mirror  | 
| 10/06/1988 | WO1988007599A1 Composite diamond particles  | 
| 10/06/1988 | WO1988007506A2 Barrier coating and penetrant providing oxidation protection for carbon-carbon materials  | 
| 10/05/1988 | EP0285298A1 A method of manufacturing a conductive or superconductive thin film  | 
| 10/05/1988 | EP0285134A2 Hydridoaminosilane treatment for rendering surfaces water-repellent  | 
| 10/05/1988 | EP0285132A2 Method for producing thin film of oxide superconductor  | 
| 10/05/1988 | EP0285127A2 Circuit substrate comprising nitride type ceramics, method for preparing it, and metallizing composition for use in it  |