| 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) |
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| 12/01/1981 | US4303431 Method and apparatus for producing hollow microspheres |
| 12/01/1981 | US4303061 Solar energy collector having hollow microspheres |
| 11/24/1981 | US4302414 Method of incorporating multifilament strands of carbon fibers into cement to produce reinforced structures having improved flexural strengths |
| 11/17/1981 | CA1112425A1 Production of hydrochloric acid |
| 11/12/1981 | WO1981003170A1 Shaped article and composite material and method for producing same |
| 11/10/1981 | CA1112021A1 Inorganic fibers |
| 10/27/1981 | US4297143 Dopes of oxides of zirconium, iron, and titanium; vaporization and combustion of the chlorides; insulation |
| 10/27/1981 | US4297139 Gelation of a glass-ceramic body of a lithium- or sodium-containing mica; physical properties |
| 10/20/1981 | US4296089 Inorganic fibers |
| 10/13/1981 | US4294810 Alkali calcium silicates and process for preparation thereof |
| 10/06/1981 | CA1110049A1 Mineral products |
| 09/29/1981 | CA1109981A1 Mineral-resin matrix |
| 09/23/1981 | EP0036275A1 Alkali- and heat-resistant inorganic fiber |
| 09/15/1981 | US4289536 Glass fiber reinforced cements and process for manufacture of same |
| 09/15/1981 | CA1108941A1 Heat-insulating material |
| 09/02/1981 | EP0034710A1 Polyphase latent heat storage composition for the storage of heat or cold and its preparation |
| 09/01/1981 | US4286995 Mica-free joint compound |
| 09/01/1981 | US4286990 Temperature stabilized, pyrogenically produced aluminum oxide-mixed oxide, the process for its production and use |
| 09/01/1981 | CA1107911A1 Method for preparation of expanded perlite structures |
| 08/25/1981 | CA1107460A1 Production of articles from minerals |
| 08/18/1981 | US4284667 Reinforcing member for castable material and process of mixing reinforcing elements with said material |
| 08/04/1981 | CA1106346A1 Pillared interlayered clay materials useful as catalysts and sorbents |
| 07/21/1981 | US4279695 Process for the manufacture of composite materials |
| 07/21/1981 | CA1105503A1 Gypsum compositions |
| 07/21/1981 | CA1105498A1 Alkali-resistant glass fiber composition |
| 07/15/1981 | EP0031838A1 Fiber-reinforced composite materials and shaped articles |
| 07/14/1981 | CA1104804A1 Asbestos composition having organo-silane coating |
| 07/07/1981 | US4277457 Two different x-ray diffraction patterns; drying agents; ion exchangers |
| 07/07/1981 | US4277456 Mineral substance based on a reversibly swellable tri-laminar mineral developed to be crystalline over a large area and having crystal layers separated from one another |
| 07/07/1981 | US4277357 Heat or cold storage composition containing a hydrated hydraulic cement |
| 07/01/1981 | EP0031223A1 Crystalline calcium sodium or lithium phosphate having an asbestos-like form, a process for its preparation and composites of organic polymeric material containing it |
| 07/01/1981 | EP0031222A1 Acicular, crystalline calcium metaphosphate, a method for its production, and composites of organic polymeric material containing it |
| 06/30/1981 | EP0015293A4 Method and apparatus for producing hollow microspheres. |
| 06/30/1981 | CA1103969A1 Method and apparatus for controllably recycling the solids content of the effluent from an asbestos- cement poducts forming plant |
| 06/16/1981 | CA1103280A1 Alkali resistant, mineral fibres |
| 06/10/1981 | EP0030123A1 Intumescent sheet material |
| 06/02/1981 | US4270954 Inorganic fibers |
| 05/26/1981 | US4269628 Compositions of vermiculite lamellae and solid particulate materials |
| 05/26/1981 | CA1101743A1 Organo silane coupling agents |
| 05/19/1981 | US4268317 Lightweight insulating structural concrete |
| 04/28/1981 | US4264542 Method of lining tunneled tubes |
| 04/28/1981 | CA1099926A1 Method of producing a mineral fiber product |
| 04/14/1981 | US4261757 Refractory plaster |
| 04/14/1981 | US4261756 Lead alloy and granulate concrete containing the same |
| 04/08/1981 | EP0026262A1 Light concrete mixture |
| 04/07/1981 | US4260657 Graphite fibers |
| 04/07/1981 | US4259824 Precast concrete modular building panel |
| 03/31/1981 | US4259146 Method of heat treating chrysotile asbestos fibres |
| 03/17/1981 | US4256676 Process for preparing porous metal oxide beads |
| 03/10/1981 | US4255489 Coated with polydimethylsiloxane heated to become attrition-resistant |
| 03/10/1981 | US4255398 Novel ettringite whiskers, production and uses |
| 03/03/1981 | US4254019 Molding material of ground glass and binder wherein the fine partiles are coated with binder and admixed with coarse particles |
| 03/03/1981 | CA1096984A1 Method of incorporating carbon fibers into cement to produce reinforces structures having improved flexural strengths |
| 02/24/1981 | US4252193 Low density cement slurry and its use |
| 02/17/1981 | US4251320 Method of producing a mineral fiber product |
| 02/11/1981 | EP0023588A1 Temperature-stabilized pyrogenic oxide mixture of alumina oxide, process for its production and its use |
| 02/11/1981 | EP0023587A1 Temperature-stabilized pyrogenic oxide mixture of silica oxide, process for its production and its use |
| 02/10/1981 | US4250220 Amount of binder decreases from interface to the center; high density of aluminum hydroxide particles |
| 02/10/1981 | US4249991 Composition of a material based on mineral fibers |
| 02/05/1981 | WO1981000252A1 Fiber-reinforced composite materials and shaped articles |
| 02/03/1981 | US4248752 Vehicle ceramic fiber, colloidal silica, polar polymer adhesion enhancer |
| 01/20/1981 | CA1094111A1 Composition and method for producing glass reinforced cement products |
| 01/13/1981 | US4244781 Non-asbestos millboard composition |
| 01/07/1981 | EP0020882A1 Non-asbestos millboard composition, products thereof and process for their preparation |
| 01/07/1981 | EP0020530A1 Centrifuge apparatus and method for producing hollow microspheres |
| 12/30/1980 | CA1092388A1 Method of incorporating multifilament strands of carbon fibers into cement to produce reinforced structures having improved flexural strengths |
| 12/23/1980 | CA1091862A1 Vermiculite rigid foam |
| 12/16/1980 | US4239519 Inorganic gels and ceramic papers, films, fibers, boards, and coatings made therefrom |
| 12/09/1980 | US4238546 Lightweight gypsum products and methods of making same |
| 12/09/1980 | US4238430 Method for forming expanded cellular volcanic ash |
| 12/02/1980 | US4237107 Cellular carbon beads and process for fabrication |
| 11/25/1980 | US4235291 Treating wells to mitigate flow-after-cementing |
| 11/18/1980 | US4234638 Composite graphite sheets |
| 11/18/1980 | US4234380 Polymeric silicate material and a method of manufacturing the same |
| 11/18/1980 | US4234342 Oxides of silicon, zirconium, sodium, manganese and calcium, alkali resistance, cement reinforcement |
| 11/18/1980 | US4234330 Process of making cellulated glass beads |
| 11/12/1980 | EP0018410A1 Method and apparatus for producing hollow plastic microspheres |
| 11/11/1980 | US4233366 Silane coated silicate minerals and method for preparing same |
| 11/04/1980 | CA1088961A1 Disposal of fluoride-containing wastes |
| 10/28/1980 | CA1088291A1 Low thermal conductance insulating material of a dense granular structure |
| 10/21/1980 | US4229225 Cement-based powdered water-repellent composition, and its applications |
| 10/21/1980 | CA1088110A1 Process for manufacturing concrete of high corrosion resistance |
| 10/21/1980 | CA1088109A1 High temperature cement system |
| 10/21/1980 | CA1088108A1 Method of making a blistered silicate material |
| 10/15/1980 | EP0016818A1 Method for compressing gaseous materials in a contained volume |
| 10/14/1980 | CA1087773A1 Coating of glass fibres |
| 10/14/1980 | CA1087593A1 Macroporous microspheroids and a process for their manufacture |
| 10/07/1980 | US4226819 Roasting degassing |
| 10/07/1980 | CA1086966A1 Method for increasing the life of silicon carbide grinding wheels |
| 10/01/1980 | EP0016659A1 Inorganic gels and ceramic papers, films, fibres and boards; processes for production thereof |
| 10/01/1980 | EP0016369A1 Process for producing concrete with mineral fibres, and mineral fibres therefor |
| 09/30/1980 | US4225359 Acidic earthen cemented compositions for building materials and process |
| 09/23/1980 | US4224377 Reinforcing member for castable material and process of mixing reinforcing elements with said material |
| 09/17/1980 | EP0015293A1 Method and apparatus for producing hollow microspheres. |
| 09/09/1980 | US4221862 Method of producing finely divided polymer particles |
| 09/09/1980 | US4221650 Solid electrolyte oxygen sensors |
| 09/09/1980 | US4221633 Method and apparatus for controllably recycling the solids content of the effluent from an asbestos-cement products forming plant |
| 09/03/1980 | EP0015008A2 Process for increasing the alkali resistance of glass objects |
| 08/26/1980 | US4219609 Mineral products |
| 08/26/1980 | US4219519 Hydrothermal treatment of moistened mix of fines, bonding agent and silicon dioxide |