| Patents for C04B 40 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability (6,073) |
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| 01/23/1991 | CN1048697A Method for production of coal-ash immersion brick |
| 12/19/1990 | EP0402812A2 Method of controlling air entrainment in concrete compositions |
| 12/14/1990 | CA2016063A1 Method of controlling air entrainment in concrete compositions |
| 12/13/1990 | WO1990015036A1 Method of producing lightweight foamed concrete |
| 12/12/1990 | EP0377718A4 Incineration residue treatment process and apparatus |
| 12/04/1990 | US4975396 Process for producing reinforced cementitious compositions and the products produced thereby |
| 11/29/1990 | WO1990014322A1 Method and plant for the production of injectable cement mixtures |
| 11/29/1990 | DE3916766A1 Hard-setting flooring material - is dry quartz sand and polybutadiene binder mixed together and sealed in plastic bags at factory |
| 11/20/1990 | US4971720 Method for suppressing process dust emissions |
| 11/19/1990 | CA2017018A1 Concrete admixture device and method of using same |
| 11/13/1990 | US4970123 Isotropically reinforced net-shape microcomposites |
| 11/07/1990 | EP0268645B1 Process for colouring concrete |
| 11/06/1990 | US4968349 Method for producing hardened cement mineral material, especially concrete, and an apparatus for implementation of the method |
| 11/01/1990 | WO1990012834A1 Method of modifying a binder |
| 10/31/1990 | EP0395165A2 Method for disposing of rest material by incorporating it in shaped articles and shaped articles manufactured according to the method |
| 10/24/1990 | CA2015128A1 Method for disposing of rest material by incorporating it in shaped articles and shaped articles manufactured according to the method |
| 10/23/1990 | US4964912 High strength and excellent workability |
| 10/09/1990 | US4961790 Concrete admixture device and method of using same |
| 10/09/1990 | CA1274977A1 Method of producing artificial ground |
| 10/03/1990 | EP0390297A2 Method of covering waste mounds using a fill |
| 09/20/1990 | DE3908628A1 Briquetting of clay powder mixtures with additives on roll presses with mould cavities and processing of these briquettes to create water-impermeable barrier layers |
| 09/19/1990 | EP0388368A1 Method for accelarating the action of expansive mortars |
| 09/18/1990 | WO1990011258A1 Hydraulic substance, method of producing and curing the same, curing chamber, and paint |
| 09/18/1990 | CA2050928A1 Method for producing and curing hydraulic material and curing chamber and paint |
| 09/12/1990 | EP0386745A1 Method and device for manufacturing light building panels |
| 09/09/1990 | WO1990010533A1 Process and device for manufacturing wall boards |
| 08/30/1990 | DE4005149A1 Verbesserte puzzolanische zubereitungen Improved pozzolanic preparations |
| 08/26/1990 | CA2010829A1 Method for the manufacture of a moist mixture from plaster of paris and fibres |
| 08/24/1990 | CA2010816A1 Pozzolanic compositions |
| 08/14/1990 | US4948429 Method of controlling air entrainment in concrete compositions |
| 08/07/1990 | US4946505 Mixing pigment containing granules with cement, binders and water |
| 08/07/1990 | US4946504 Of portland cement and monolithic crystals of calcium silicate hydrate |
| 07/26/1990 | WO1990008112A1 Aluminium hydroxide and fibrous-based insulating material, in particular for injection onto a floor surface |
| 07/18/1990 | EP0377718A1 Incineration residue treatment process and apparatus. |
| 07/10/1990 | US4940366 Method of treating backfill |
| 07/04/1990 | EP0376334A2 Non-asbestos inorganic hardened compositions and production method thereof |
| 06/28/1990 | WO1990006902A1 Fibres and material comprising same |
| 06/28/1990 | CA2006793A1 Non-asbestos inorganic hardened compositions and a production method thereof |
| 06/27/1990 | CN1043304A Cement excitation coagulation regulator made from mirabilite instead of gypsum |
| 06/26/1990 | EP0282591A4 Method of obtaining artificial stone. |
| 05/30/1990 | CN1042533A Composite water-reducing agent for concrete |
| 05/22/1990 | US4927573 Process for the production of building units from afterharding materials |
| 05/16/1990 | EP0367914A1 Process for the production of agglomerates resistant to leaching |
| 04/25/1990 | EP0365046A1 Process for colouring concrete |
| 04/18/1990 | EP0364055A1 Waste dump comprising a storage space with impermeable wall of material with pozzolanic properties |
| 04/17/1990 | US4917587 Apparatus for the production of building units from afterhardening materials |
| 04/12/1990 | DE3834494A1 Process for producing binder for mortar or concrete production |
| 04/12/1990 | CA2000454A1 Waste dump comprising a storage space with impermeable wall of material with pozzolanic properties |
| 04/11/1990 | CN1041197A Wall facing with attached adhesive mortar |
| 04/10/1990 | US4915297 Liquid heating system for concrete plants |
| 04/05/1990 | DE3833676A1 Process for the final storage of bound waste materials |
| 04/04/1990 | CN2055581U Standard concrete curing box |
| 04/03/1990 | US4913862 Methods for applying no mix plastic compounds |
| 03/29/1990 | DE3831951A1 Method of working mortar or concrete |
| 03/22/1990 | WO1990002859A1 Facing element with corresponding adhesive mortar |
| 03/22/1990 | WO1990002773A1 Foundry binder systems based upon acrylated epoxy resins and epoxy resins |
| 03/22/1990 | WO1990002616A1 Foundry binder systems based upon acrylated epoxy resins and epoxy resins |
| 03/22/1990 | DE3831123A1 Verblenderelement mit zugehoerigem klebemoertel Facing element with corresponding klebemoertel |
| 03/14/1990 | EP0358440A2 An imitation slate |
| 03/06/1990 | US4906449 Method for hydrating hemihydrate gypsum |
| 03/06/1990 | US4906309 Process for the heat treatment of insulating material |
| 02/20/1990 | US4902211 Pouring into molds with removable walls, stiffening, autoclaving |
| 02/13/1990 | US4900483 Method of producing isotropically reinforced net-shape microcomposites |
| 02/06/1990 | US4898701 Manufacture of shaped articles from refractory powder |
| 01/30/1990 | US4897218 Anionic surfactant |
| 01/23/1990 | US4895598 Stabilization of extremely lightweight aggregate concrete |
| 01/17/1990 | EP0181868B1 Stabilization of extremely lightweight aggregate concrete |
| 01/02/1990 | US4891072 Anchoring bolts in drillholes |
| 12/28/1989 | WO1989012498A1 Incineration residue treatment process and apparatus |
| 12/20/1989 | CN1038082A Artificial marble made from cement and preparation thereof |
| 11/30/1989 | WO1989011460A1 Two-component binder |
| 11/16/1989 | DE3823874C1 Dry mixture for producing a flat-spread sealing layer |
| 11/15/1989 | CN1037133A 改进的水凝水泥 Improved hydraulic cement |
| 11/14/1989 | US4880582 Hardening granulated material at elevated temperatures |
| 11/08/1989 | EP0340620A2 Process for the fabrication of panel-shaped composite materials |
| 11/07/1989 | US4879444 Apparatus for the heat treatment of insulating materials using microwave energy and hot gas |
| 10/25/1989 | EP0338739A1 A production method of fine grain ice and dry clathrate water for manufacturing of concrete/mortar, a production method of concrete/mortar, by using fine grain ice or dry clathrate water and concrete/mortar products manufactured by the production method of concrete/mortar |
| 10/25/1989 | EP0338548A2 Process for wetting fibres containing cement or gypsum compositions |
| 10/24/1989 | US4876294 Foundry binder systems based upon acrylated epoxy resins and epoxy resins |
| 10/11/1989 | EP0336348A2 Process for making concrete moulded products |
| 10/10/1989 | US4872760 Method and apparatus for processing a mix, preferably concrete mix |
| 10/03/1989 | US4870981 Setting chambers for concrete parts |
| 09/26/1989 | CA1261130A1 Ferrofluids for use in cementing wells |
| 09/21/1989 | WO1989008627A1 Cementitious products |
| 09/21/1989 | WO1989008622A1 Compositions of no mix compounds and methods of applying same |
| 09/20/1989 | EP0333584A1 Process for the preparation of a mixture based on cement, metakaolin, glass fibres and a polymer |
| 09/14/1989 | DE3806956A1 Verfahren zum verfuellen von hohlraeumen A method for filling cavities |
| 09/13/1989 | EP0332388A1 Cementitious product |
| 08/30/1989 | CN1035098A Method for hydrating gypsum semihydrate |
| 08/15/1989 | CA1258474A1 Chloride-free hardening accelerator for portland cement, and preparation thereof |
| 08/15/1989 | CA1258406A1 Heat treating process and device for insulating materials |
| 07/25/1989 | US4851259 Injecting sodium silicate consolidation material while blowing carbon dioxide at controlled pressure |
| 07/25/1989 | US4851047 Process for preparing water-repellent articles from gypsum powder containing hydrophobic agents |
| 06/28/1989 | EP0322271A1 Cast floor covering with a decoration incrustated in its mass, and process for its preparation |
| 06/27/1989 | CA1256462A1 Process for producing agglomerates which are resistant to leaching out |
| 06/13/1989 | US4839115 Methods for forming shapes or blocks of no mix cements |
| 05/23/1989 | US4832746 Cured extruded articles of metal fiber-reinforced hydraulic materials, and method for production thereof |
| 05/16/1989 | US4830669 Low water-cement ratio by using small ice pieces instead of water; delaying hydration; high strength |
| 04/26/1989 | EP0313065A1 Mineral surfacing and its manufacturing process |
| 04/20/1989 | DE3832711A1 Verfahren zur herstellung von spritzbeton Process for the preparation of shotcrete |