Patents for C04B 41 - After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone (26,090)
01/1991
01/02/1991EP0404858A1 Material for covering pouring devices.
01/02/1991EP0373215A4 Porous inorganic membrane with reactive inorganic binder, and method of forming same
01/01/1991USH872 Focussed laser beam melting of refractory, metal, or polymer rods to eject charged particles to form composite coating
01/01/1991US4981839 Method of forming superconducting oxide films using zone annealing
01/01/1991US4981822 Composite containing coated fibrous material
01/01/1991US4981632 In situ oxidation
01/01/1991US4981590 Composite ceramic micropermeable membrane, process and apparatus for producing such membrane
01/01/1991US4981589 Multi-layer ceramic filter
01/01/1991US4981539 Process for the structural reinforcement of fragile articles made of stone or agglomerates
01/01/1991US4981394 Landfill
12/1990
12/28/1990CA2019949A1 Composite refractory material containing vegetal fibers
12/27/1990WO1990015787A1 Diamond-coated member
12/27/1990WO1990015786A1 Method of producing fired pattern
12/27/1990EP0404410A1 Method for producing a thin oxidation resistant SiC coating on carbonaceous substrates
12/27/1990EP0404409A1 Improved pack mixture composition for SiC pack cementation coating of carbonaceous substrates
12/27/1990EP0403958A1 Compositions and methods for waterproofing structures formed from water-penetrable construction materials
12/27/1990CA1278173C Process for adhering an oxide coating on a cobalt- enriched zone, and articles made from said process
12/25/1990US4980341 Narrow link joining two areas of superconductive ceramic
12/25/1990US4980239 Having sufficient adhesion strength
12/25/1990US4980205 Anti-static composition and method for applying same
12/25/1990US4980197 Method of producing metallic structures on inorganic non-conductors
12/25/1990US4980062 Inorganic membrane
12/25/1990US4979998 Process for forming a metal boride coating on a carbonaceous substrate
12/25/1990US4979969 Heat resistant porous support
12/25/1990US4979893 Protective coatings
12/19/1990EP0403432A2 Pearlescent coating compositions
12/19/1990EP0403104A1 Shaped articles
12/19/1990EP0402946A1 Pattern sheet for burning and method of forming burned pattern
12/19/1990EP0402886A1 Coating material based on (poly)borosiloxanes and method of producing glass coatings as well as their use
12/19/1990EP0402677A2 Process for making cubic boron nitride from coated hexagonal boron nitride
12/19/1990EP0402675A1 Method and apparatus for forming non-columnar deposits by chemical vapor deposition
12/19/1990CN1047850A Inorganic color glazed building decoration sand and preparation thereof
12/18/1990US4978420 Single chamber via etch through a dual-layer dielectric
12/18/1990US4978418 Using ions having different ion energies
12/18/1990CA1277891C Aqueous systems containing silanes for rendering masonry surfaces water repellant
12/16/1990CA2018559A1 Coating compositions containing (poly)borosiloxanes and a process for preparing vitreous coatings
12/14/1990CA2014923A1 Process for making cubic boron nitride from coated hexagonal boron nitride and abrasive particles and articles made therefrom
12/13/1990DE3918981A1 Aq. resin dispersion giving solvent-resistant films - based on copolymer contg. substd. propyl (meth) acrylamide
12/12/1990EP0402007A1 Glass composition for use in glazes
12/12/1990EP0401519A1 Method for electrochemical treatment of porous building materials, particularly for drying and re-alkalization
12/11/1990US4977302 Browning utensil for microwave ovens
12/11/1990US4977013 Tranparent conductive coatings
12/11/1990US4976899 Process for the production of a composite material with matrix and reinforcing fibers of carbon
12/06/1990DE3932730C1 Sealing non-glazed ceramic surface - comprises applying pre:polymer dispersion onto surface and firing to harden fluoro:carbon
12/06/1990DE3917867A1 Electroless gold plating - of tungsten or molybdenum metallisations esp. on electronic ceramic components
12/05/1990EP0401051A2 Concrete non-cure coating material, and concrete products with surface pattern or decoration using said material and production process therefor
12/05/1990EP0400560A1 Method of producing high density fiber reinforced composite material
12/04/1990US4975302 Surface-coated SiC whiskers, processes for preparing the same, ceramic reinforced with the same, and process for preparing said reinforced ceramic
12/04/1990US4975230 Method of making an open pore structure
12/04/1990CA1277129C Pyrolytic carbon coating of media improves gravel packing and fracturing capabilities
12/01/1990CA2017938A1 Concrete non-cure coating material, as well as concrete products or concrete structural products with surface pattern or decoration using said material and production process therefore
11/1990
11/30/1990CA2017884A1 Glass composition
11/29/1990WO1990014529A1 Method of dynamically balancing ceramic turbine wheels
11/29/1990WO1990012835A3 Hydridosiloxanes as precursors to ceramic products
11/28/1990EP0399621A1 Graphite-refractory metal composite
11/28/1990EP0399407A1 Impermeable coating for refractory material, coated piece of this material and coating process
11/27/1990US4973526 Method of forming ceramic coatings and resulting articles
11/27/1990US4973389 Process for making a high temperature-resistant metal layer on a ceramic surface
11/27/1990CA1277067C Fluoropolymer coating and casting compositions and films derived therefrom
11/27/1990CA1276969C Titanium nitride electrodes for thermoelectric generators
11/27/1990CA1276843C Composite hard chromium compounds for thermal spraying
11/22/1990EP0398374A2 Method of and apparatus for fabricating oxide superconducting wire
11/22/1990EP0398356A1 Method of preventing the deterioration of a hardened cement-based mass
11/22/1990EP0398164A2 Method of fabricating oxide superconducting film
11/22/1990EP0398117A2 Process for rehabilitating internally reinforced concrete by removal of chlorides
11/22/1990DE4001180C1 Refractory ceramic prod. - impregnated with thixotropic slurry including methyl cellulose
11/21/1990CN1047071A Method for producing marble pattern and its products
11/20/1990US4971948 Method of patterning superconductive oxide films by use of diffusion barrier
11/20/1990US4971939 Process for applying a catalyst layer composed of noble metals and/or noble-metal compounds to a support made of ceramic material
11/20/1990US4971830 Cermet electrodes; sintering doped zirconia into a porous metal electrode
11/20/1990US4971779 Pyrolysis of polybobazines to boron nitride
11/20/1990US4971740 Method for manufacturing a sintered body of silicon nitride
11/20/1990US4971696 Inorganic porous membrane
11/20/1990US4971631 Compositions and methods for cleaning hard surfaces
11/20/1990US4970986 Apparatus for synthetic diamond deposition including spring-tensioned filaments
11/20/1990CA1276530C Soluble fluorinated cycloalkane sulfonate surfactant additives for nh4f/hf oxide etchant solutions
11/20/1990CA1276509C Particle displacement
11/15/1990WO1990013488A1 In-situ polymeric membrane for cavity sealing and mitigating transport of liquid hazardous materials
11/15/1990WO1990013406A1 Method and apparatus for treating a surface of granite with a high temperature plasma jet
11/15/1990DE3915116C1 Electrically non-conducting crucible - includes pyrolytic carbon layer and aluminium nitride or aluminium oxide-contg. ceramic
11/14/1990EP0397156A1 Structural element of sintered polycrystalline ceramic, process for its production and process for false twisting of synthetic yarn by using this structural element
11/14/1990EP0396988A2 Aluminium oxide powder having improved processing properties and process for producing
11/13/1990WO1990013605A1 Magnetic materials and products made therefrom
11/13/1990US4970282 Pyrolysis to ceramic oxidation-protective coating
11/13/1990US4970196 Method and apparatus for the thin film deposition of materials with a high power pulsed laser
11/13/1990US4970095 Method for coating substrates with boron nitride
11/13/1990CA2054741A1 Magnetic materials and products made therefrom
11/12/1990CA2016522A1 Aluminum oxide powders having improved processing properties, processes for their production and their use
11/08/1990DE3914477A1 Verfahren zum kontaktieren eines supraleiters Method of contacting a superconductor
11/08/1990DE3744747C2 Ceramic substrates with chemically roughened surfaces
11/07/1990EP0396478A2 Processes of forming conductive films and articles so produced
11/07/1990EP0396329A1 Method for reducing fouling
11/07/1990EP0396147A2 Ceramic preforms for metal matrix composites, processes for their preparation and composites obtained therefrom
11/07/1990EP0396146A2 Ceramic preforms having high mechanical strength, a process for their preparation and metal matrix composites obtained therefrom
11/07/1990CN1046727A Method for producing powdered coal ash brick
11/06/1990US4968665 Target used for formation of superconductive oxide film, process of producing thereof, and process of forming superconductive oxide film on substrate using the same
11/06/1990US4968556 Vinyl halide polymer and other addition polymer
11/06/1990US4968537 Use of perfluoropolyether emulsions for protecting stony materials from atmospheric agents
11/06/1990US4968426 Fine alpha alumina ultrafiltration membranes
11/06/1990CA1275775C Concrete repair kit