Patents
Sitemap › C04 - Cements; Concrete; Artificial stone; Ceramics; Refractories › C04B - Lime; Magnesia; Slag; Cements; Compositions thereof, e.g. mortars, concrete or like building materials; Artificial stone; Ceramics; Refractories; Treatment of natural stone › C04B 41 - After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
Patents for C04B 41 - After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone (26,090)
11/1991
11/10/1991WO1991018122A2 Production methods for metal matrix composites
11/10/1991WO1991017280A1 Thin metal matrix composites and production methods
11/10/1991WO1991017011A1 Gating means for metal matrix composite manufacture
11/10/1991CA2081557A1 Production methods for metal matrix composites
11/10/1991CA2081554A1 Gating means for metal matrix composite manufacture
11/10/1991CA2081553A1 Thin metal matrix composites and production method
11/06/1991EP0455357A1 Method of applying an internal coating to pipe and the product made thereby
11/06/1991EP0454910A1 Cyclodextrin-coated solid substrate
11/06/1991EP0454847A1 Metal-impregnated refractory and production thereof
11/05/1991USH974 Thrust bearing and method of manufacturing thereof
11/05/1991US5063267 Pyrolyzed to ceramics
11/05/1991US5063185 Polycrystalline oxidation product embedded in filler
11/05/1991US5063121 Sheet with metallized layer containing molybdenum, tungsten, activator metal or their alloys and interface layer of yttria and alumina
11/05/1991US5063092 Use of perfluoropolyethers in the form of an aqueous microemulsion for protecting stony materials from atmospheric agents
11/05/1991US5063091 Addition polymer dispersion
11/05/1991US5063087 Phosphate-bonded silicon
11/05/1991CA1291704C Process for passing carbon dioxide through a cased, cemented and perforated well
11/03/1991WO1991017225A1 Coated abrasive alumina particles, manufacture and use
11/03/1991CA2080598A1 Method of coating alumina particles with refractory material, abrasive particles made by the method and abrasive products containing the same
10/1991
10/31/1991WO1991016479A1 Ceramic materials
10/31/1991WO1991016277A1 Method for fiber-reinforced ceramic honeycomb
10/31/1991CA2038683A1 Method of applying a polyolefin coating to pipe and the product made thereby
10/30/1991EP0454616A1 Roller body, process for making same and roller or slide bearing
10/30/1991EP0454138A2 Composite powder and process for coating ceramic powders
10/30/1991EP0454114A1 Drill of diamond-coated sintered body
10/30/1991EP0454108A1 Optical shaped silicon nitride bodies and method of making them
10/30/1991EP0453796A2 Composite ion-conductive electrolyte member
10/30/1991EP0453704A2 Coated silicon nitride fiber reinforcement materials and glass or glass-ceramic composites comprising the same
10/29/1991US5061687 Ultrathin layer of magnesium oxide on superconductor thin film
10/29/1991US5061684 Material vaporized from cathode; stoichiometry of deposit adjusted by heat treatment
10/29/1991US5061556 Shaped articles
10/29/1991US5061527 Method and apparatus for spray coating of refractory material to refractory construction
10/29/1991US5061526 Process for forming a porous refractory mass
10/29/1991US5060831 Oxidation resistance; increasing service life of nozzles; for ferro-alloy killed with aluminum
10/29/1991CA1291351C Strengthened graphite-metal threaded connection
10/27/1991CA2041273A1 Optical moldings made from silicon nitride, and a process for their production
10/24/1991CA2033693A1 Coated inorganic fiber reinforcement materials and ceramic composites comprising the same
10/23/1991EP0452522A2 Method for applying a water repellant composition with a water carrier
10/22/1991US5059585 Method of making a sputtering target for a bismuth based superconductor
10/22/1991US5059497 Composite ion-conductive electrolyte member
10/22/1991US5059471 Floor covering
10/22/1991US5059366 Method of making a membrane filter
10/22/1991US5058799 Metallized ceramic substrate and method therefor
10/16/1991EP0452275A1 Method for manufacturing articles of functionally gradient material
10/16/1991EP0451755A1 Composite inorganic porous semipermeable membrane and process for its preparation
10/16/1991EP0425670A4 Decorative colour-dynamic material
10/16/1991CN1014306B Low pressure bonding of pcd bodies and method
10/15/1991US5057454 Thin alloy film of gold and beryllium and metal film of nickel, chromium, molybdenum or platinum; heat treatment
10/15/1991US5057335 Method for forming a ceramic coating by laser beam irradiation
10/15/1991US5057184 Scanning substrate surface to cause melting, bubble formation then collapse
10/15/1991US5056998 Apparatus for producing a set of mutually distinguishable flooring tiles
10/15/1991CA1290720C Production of metallic structures on inorganic non-conductors
10/15/1991CA1290561C Inhibiting corrosion in reinforced concrete
10/10/1991DE4011000A1 Prefabricated chimney for simple, rapid on-site assembly - has inner metal tubes butted at ends with elastic phenol] resin cover clamped round butt joints
10/10/1991CA2014291A1 Cyclodextrin-coated solid substrate
10/09/1991EP0451043A1 Process for production of a thermostructural composite material with carbon intermediary phase between the reinforcing fibres and the matrix
10/09/1991EP0451005A2 Manufacturing process for carrier modules used to build constructions
10/09/1991EP0450313A2 Laser etching of materials in liquids
10/09/1991EP0366687B1 Manufacture of inert, catalytic or gas-sensitive ceramic layers for gas sensors
10/09/1991CN1055217A Immersed powder stick for rapid static crushing
10/09/1991CN1055189A Electrode dry finish
10/08/1991US5055431 Polysilazanes and related compositions, processes and uses
10/08/1991US5055137 Water-insoluble high temperature ink
10/08/1991CA1290134C Infiltration processing of boron carbide-, boron-, and boride- reactive metal cermets
10/03/1991WO1991014742A1 Deep acting primer
10/03/1991WO1991014662A1 Room temperature curable surface coatings and method of producing and applying same
10/03/1991WO1991014572A1 Diamond-on-a-substrate for electronic applications
10/02/1991EP0449695A1 Method of strengthening a fibrous reinforcing texture for the fabrication of a composite material part
10/02/1991EP0449556A2 Production of ceramic honeycomb structural bodies
10/02/1991EP0290539B1 Process for the chemical treatment of ceramic parts and subsequent metallization
10/02/1991EP0215132B1 Valve having valve body of ceramic compound
10/02/1991DE4033884C1 Strengthening of mineral by raising its electrical conductivity - by adding water glass and/or silane(s) mixed with alkaline earth salt soln., to seal minerals and protect ground water
10/02/1991DE4009956A1 Barrier layer ceramic capacitor prodn. - involving oxide additive diffusion into ceramic after sintering
10/02/1991DE4009955A1 Multilayer capacitor ceramic material prodn. - by barrier layer-forming material addn. before and after sintering
10/01/1991US5053278 Carbonaceous granular heat insulator and process for preparing the same
10/01/1991US5053253 Embedding ceramic spheroids; coating of liquid bonding material, curing crush resistant
09/1991
09/29/1991CA2039462A1 Room temperature curable surface coatings and methods of producing and applying same
09/29/1991CA2039348A1 Method of adding silver to calcium carbonate
09/26/1991DE4008988A1 Phosphonium salt use to prevent nitrate efflorescence - useful for treating concrete, brickwork, mortar and stone
09/25/1991EP0448432A1 Method of forming ceramic coatings on carbon-substrates
09/25/1991EP0447630A1 Coated welding cups
09/24/1991US5051398 Process for preparing a bismuth-type superconducting thin film
09/24/1991US5051396 Method of manufacturing superconducting patterns by adding impurities
09/24/1991US5051307 Process for producing uniform protective coating of silver metal on carbon/carbon composites
09/24/1991US5051300 Carbon fibers coated with silicon carbide and aluminum or hafnium nitride and an overcoating of alumina
09/24/1991US5051207 Metal alcoholate, a curing agent, a filler and an organic solvent as coatings or binders
09/24/1991US5051129 Masonry water repellent composition
09/19/1991WO1991013945A1 Silicon rubber sealant composition
09/19/1991WO1991013840A1 Geopolymeric fluoro-alumino-silicate binder and process for obtaining it
09/19/1991DE4107869A1 Prodn. of electrochemical element - comprises forming electrode on solid electrolyte, applying green ceramic plate to form protective layer and calcining
09/19/1991DE4008699A1 Tiefenwirksame grundierung A deep-acting primer
09/18/1991EP0446689A1 Coloured pigments which are stable in glaze
09/17/1991US5049452 Metallic copper with rare earth, group 2a, and copper oxides
09/17/1991US5049324 Insulation
09/17/1991US5049316 Metal, hydrofluoric acid, boric acid, alkali hydroxide
09/17/1991US5049237 Layered silicates and water-resistant articles made therefrom
09/17/1991US5049164 Multilayer coated abrasive element for bonding to a backing
09/17/1991US5048807 Clamping tool for carrying out a chemical vapor infiltration of a material within a fibrous preform during the manufacture of composite parts
09/11/1991EP0445930A1 Lithium niobate etchant
09/11/1991EP0445832A2 Method of producing superconducting ceramic wire having protective metal coating thereon
1 ... 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 ... 261