Patents
Patents for C04B 14 - Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone (12,971)
01/1991
01/21/1991CA2021412A1 Dry mixture for epoxy cement concrete
01/16/1991EP0408098A2 Intumescent sheet material
01/16/1991EP0407595A1 Aluminum hydroxide, process for its production and composition
01/09/1991EP0406550A1 Process for the preparation of purified calcium sulfate dihydrate from aqueous solutions
01/09/1991EP0406504A1 Process for manufacturing concrete assuring the preservation of its colour through the years
01/09/1991EP0406278A1 Process for producing fluorescent or phosphorescent pigments coated with glass.
01/09/1991EP0246523B1 Nacreous pigments
01/08/1991US4983220 High speed calcium migration phase; complexing portland cement lime by adding calcium aluminate
01/08/1991US4983075 Clay, sand, sodium or potassium silicate, in situ gelation where barrier contacts acidic water
01/01/1991US4981740 Acid resistant concrete articles, especially sulfur concrete pipes, and a method of manufacturing said articles
12/1990
12/27/1990EP0404610A1 Refractory compositions of monoclinic zirconia and articles made therefrom, showing mechanical strength at elevated temperatures and an improved thermal shock resistance
12/26/1990CN1010959B Pavement markings containing transparent non-vitreous ceramic microspheres
12/25/1990US4979992 Compact reinforced composite
12/18/1990CA1277998C Process for preparing a building and/or construction material a polymer modified aqueous dispersion, and use thereof for the preparation of a building and/or construction material
12/13/1990WO1990012906A3 Reinforcing and/or process fibres based on vegetable fibres, process for producing them and their use
12/12/1990CN1047667A Inorganic water-proof plaster stone ceiling
12/12/1990CA2018800A1 Light weight formed body and producing the same
12/09/1990WO1990015175A1 Textile of long high-purity alumina fiber, long high-purity alumina fiber used for producing said textile, and method of producing them
12/09/1990CA2033080A1 Woven fabric of high-purity alumina continuous filament, high-purity alumina filament for production thereof, and processes for production of woven fabric and continuous filament
12/05/1990CN1047539A Antirusting metal aggregate and compound antirusting treating method
12/05/1990CN1047486A Refractory compositions containing monoclinic zirconia and articles formed from compositions exhibiting improved mechanical strength at high temperatures and improved resistance to thermal shocks
12/05/1990CN1047484A Light-fibre glass reinforced cement slab
12/04/1990US4975396 Process for producing reinforced cementitious compositions and the products produced thereby
11/1990
11/29/1990WO1990014319A1 High strength structural perlite concrete
11/28/1990CN1047271A High-alumina mg-al spinel brick and productive method thereof
11/24/1990WO1990014309A1 Process for the preparation of purified calcium sulphate dihydrate by aqueous means
11/24/1990CA2033189A1 Process for preparation of purified calcium sulphate by aqueous medium
11/22/1990EP0398130A2 Heat-resistant expansive member
11/22/1990EP0397963A1 Highly reactive hydraulic binder for the production of building materials
11/22/1990DE4014891A1 Verfahren zur herstellung von buendeln von stahldrahtstuecken Process for the preparation of bundles of stahldrahtstuecken
11/14/1990EP0397214A1 Fire-retardant moulded components and their manufacture
11/14/1990EP0396975A2 Process for colouring building materials
11/07/1990EP0396240A1 Ceramic meterial and method for producing the same
11/07/1990EP0396076A1 Thermal insulating materials based on pigmentic silicia aerogels
11/07/1990EP0268645B1 Process for colouring concrete
10/1990
10/31/1990EP0394449A1 Porous hollow carbon fiber film and method of manufacturing the same
10/24/1990CN1046306A Acid resistant concrete articles especially sulphur concrete pipes and a method of manufacturing them
10/23/1990US4965031 Forming aqueous suspension, calcining, adding nonfibrous calcium sulfate hemihydrate
10/18/1990WO1990012906A2 Reinforcing and/or process fibres based on vegetable fibres, process for producing them and their use
10/18/1990DE3912615A1 Vegetable fibre-based reinforcing and process fibre - by treating fibre with aq. solns. of metal cpds. washing and adding binder, or neutralising with acid
10/18/1990CA2029891A1 Reinforcement fibers and/or process fibers based on plant fibers, method for their production, and their use
10/11/1990WO1990011977A1 Procedure for the admixture of silicon oxide to a hydraulic cement slurry
10/10/1990EP0390775A1 A grindstone
10/10/1990CN1045964A Color-patterned cement decorative plate and prodn. method thereof
10/03/1990EP0390223A2 High temperature and alkali-resistant refractory fiber for reinforcing cementitious products
10/03/1990CN1045754A Aqueous colloidal dispersion of fumed silica, acid and stabilizer
10/02/1990US4960649 Reinforcing metal fibers
09/1990
09/27/1990DE4006392A1 Waessrige colloidale dispersion aus in der gasphase hergestelltem siliciumdioxid, aus einer saeure und aus einem stabilisator, sowie ein verfahren zu ihrer hertellung Aqueous colloidal dispersion of the gas phase-produced silicon dioxide, from an acid and a stabilizer, as well as a process for their development hertel
09/19/1990EP0388199A2 Dosing pump system
09/19/1990EP0387825A2 Weighted reinforcing fibre and mixture for fibre reinforced building materials, process for their fabrication and use
09/18/1990US4957591 Method for preparing needle-like, fibrous or porous diamond, or an aggregate thereof
09/18/1990US4957555 Cementing compositions and method
09/17/1990WO1990011256A1 Process and apparatus for producing calcium sulfate microfibers
09/17/1990CA2024146A1 Process and apparatus for producing calcium sulfate microfibers
09/12/1990EP0386745A1 Method and device for manufacturing light building panels
09/12/1990EP0386648A1 Process of making foamglass bodies with open cells
09/11/1990WO1990010606A1 Acid resistant concrete articles, especially sulphur concrete pipes and a method of manufacturing them
09/11/1990US4956121 Multilayer silicate dimethylacetamidelithium chelate complexes at cationic sites
09/11/1990CA2048643A1 Acid resistant concrete articles, especially sulphur concrete pipes and a method of manufacturing them
09/09/1990WO1990010533A1 Process and device for manufacturing wall boards
09/05/1990CN1045084A Method for making insulating material
09/04/1990CA1273649A1 Fiber-reinforced cement material and molded article comprising hardened product thereof
08/1990
08/29/1990EP0384848A1 Insulating and supporting building block, and process for manufacturing same
08/28/1990US4952388 Method of treating phyllosilicates
08/24/1990CA2010443A1 Insulating and structural masonry block and method for the fabrication thereof
08/22/1990EP0383348A1 Carbon fiber-reinforced hydraulic composite material
08/22/1990CN1009271B Additive for controlling concrete constant and its prepn. method
08/15/1990CN1044641A Beauty-quality composite marble decorative boards
08/09/1990WO1990008737A1 Aluminum hydroxide, process for its production and composition
08/07/1990US4946505 Mixing pigment containing granules with cement, binders and water
08/05/1990WO1990008643A1 Mineral-filled resin products
08/05/1990CA2046305A1 Mineral-filled resin products
08/02/1990DE3902717A1 Process for the disposal of asbestos fibres and/or building materials containing asbestos fibres and equipment for carrying out the process
07/1990
07/24/1990US4943233 Use of dewatered digested sewerage sludge as the bloating agent
07/11/1990EP0377184A2 Water resistant mineral products
07/04/1990CN1043488A Concrete modifier, method for modifier concrete
06/1990
06/28/1990EP0353296A4 Carbon fibrils.
06/27/1990EP0374855A2 Soundproofing materials
06/20/1990CN1043116A Inorganic sound absorbent for building
06/19/1990US4935301 Interpolymer complex of neutralized, sulfonated polymer and amine-containing polymer; cements
06/13/1990EP0372335A2 Black pigment, process for preparing it and its use
06/13/1990EP0372084A1 Asbestos-treating agent and process for treating asbestos
06/13/1990CN1042892A Manufacture process of materials used for cement pipes
06/05/1990US4931493 Beneficiated talcs
05/1990
05/29/1990CA1269568A1 Method for repairing the near-surface layers of buildings reinforced with constructional steel
05/23/1990CN1008111B Injection material with urea and acrylic acid as host agent
05/22/1990US4927874 Beneficiated talcs
05/22/1990US4927462 Oxidation of carbon fiber surfaces for use as reinforcement in high-temperature cementitious material systems
05/16/1990CN1042139A Mine expansion fire stopping-up material
05/08/1990US4923517 Glass fiber reinforced cement compositions
05/03/1990WO1990004572A1 Improved glass fiber reinforced cement compositions
05/02/1990EP0366417A2 Vermiculite dispersions and method of preparing same
05/01/1990US4921894 Novel, high temperature resistant insulation
05/01/1990US4921222 Fiber composite article and method of manufacture
04/1990
04/25/1990EP0365046A1 Process for colouring concrete
04/25/1990EP0214248B1 Cementitious composition of alkali-metal silicate-bonded silica
04/25/1990CN1041632A Cement clay for daubing building wall
04/24/1990US4919727 Oxidation resistant, heat resistant iron oxide black pigments, a process for their preparation and their use
04/19/1990WO1990003957A1 Low cement refractory
04/18/1990EP0363707A2 Method for making a needled felt from slag wool