| Patents for C04B 22 - Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators (5,757) |
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| 06/19/1991 | EP0432920A2 Polymer-modified cements with improved chemical resistance |
| 06/15/1991 | CA2031404A1 Polymer-modified cements with improved chemical resistance |
| 06/12/1991 | EP0431503A2 Hydraulic compositions and high-strength composite materials |
| 06/11/1991 | US5022925 Consisting of soluble glass silicate, limestone, and aqueous acidic solution; high strength structural and heat insulating materials |
| 05/29/1991 | CN1051716A Process for preparing early strengthening agent for solidification of sulfur dregs cement |
| 05/22/1991 | EP0275288B1 A method and a composition for preparing a shaped article |
| 05/15/1991 | EP0426671A1 Product capable of inhibiting the corrosion of the reinforcements present in concrete or cement mortar and related process. |
| 05/14/1991 | US5015450 Process for making calcium sulfate alpha-hemihydrate from calcium sulfate dihydrate |
| 05/14/1991 | US5015449 Process for making construction grade calcium sulfate alpha-hemihydrate from moist finely divided gypsum obtained from a power plant flue gas desulfurization |
| 05/08/1991 | CN1051161A Calcium aluminosulfated type cement swelling agent and its technology |
| 05/02/1991 | WO1991005644A1 Process for producing improved building material and product thereof |
| 05/02/1991 | DE3935478A1 Corrosion protection of non-metallic materials - esp. waste water pipes or pipe coatings |
| 04/17/1991 | EP0422390A1 Use of fluidized bed combustion ashes for making floor cement |
| 04/11/1991 | CA2027216A1 Process for producing improved building material and product thereof |
| 04/09/1991 | US5006177 Sodium silicate, sodium chloride with lignosulfonate and borax or citric acid to control setting |
| 04/09/1991 | CA1282556C Concrete and aggregate benefaction technology |
| 03/27/1991 | CN1050177A Fibre-implanted surrounding frame foam concreate composite board |
| 03/27/1991 | CN1050173A Alkaline dregs and powder coal ash bricks exempted from firing |
| 03/21/1991 | DE3929703A1 Gypsum component esp. board mfr. - with water supplied as ice-contg. reinforcing component |
| 03/20/1991 | EP0380525A4 Magnesium cement composition with particulate fibrous material |
| 03/20/1991 | CN1012070B Mixed adhesives |
| 03/19/1991 | US4999959 Prestressed construction element of composite structure and method for element fabrication |
| 03/13/1991 | EP0417064A2 Building element, process for its fabrication, mixture as well as cement for the fabrication of this mixture and this element |
| 03/13/1991 | EP0416378A1 Corrosion inhibiting hydraulic cement additives and compositions containing same |
| 03/13/1991 | EP0416134A1 Cement hardening accelerator and its production |
| 03/13/1991 | CN1049838A Water-resistant magnesite cement |
| 03/12/1991 | US4999056 Mixture of portland cement, silica powder, plasticized concrete |
| 03/06/1991 | EP0415799A2 Enhanced blended and portland cement compositions |
| 02/13/1991 | EP0412913A1 Injection grout for consolidating cracked structures |
| 02/12/1991 | US4992103 Cementitious compositions |
| 02/12/1991 | CA2022981A1 Cracked structures consolidation grouting |
| 02/06/1991 | EP0411583A1 Autogenously air-setting mortar |
| 02/06/1991 | EP0272267B1 Method of preparing building materials |
| 01/29/1991 | US4988390 Method for production of inclusion water for hardening gypsum, method for production of shaped article of gypsum, and shaped article of gypsum |
| 01/29/1991 | CA1279661C System and method for producing high quality sulphur concrete |
| 01/22/1991 | CA1279183C Conductive cathodic protection compositions and methods |
| 01/16/1991 | CN1048535A Expansion self-stressed agent |
| 01/10/1991 | DE4009967A1 Pore-building in cement - using gas producing material coated with inactive layer to delay gas formation when components are initially mixed |
| 01/09/1991 | EP0406550A1 Process for the preparation of purified calcium sulfate dihydrate from aqueous solutions |
| 01/01/1991 | US4981518 Bonded composite structure and method of making |
| 12/18/1990 | CA1277998C 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 |
| 12/12/1990 | CN1047667A Inorganic water-proof plaster stone ceiling |
| 12/04/1990 | US4975396 Process for producing reinforced cementitious compositions and the products produced thereby |
| 11/29/1990 | EP0363429A4 Process for chemical stabilization of heavy metal bearing dusts and sludges, such as eaf dust. |
| 11/24/1990 | WO1990014309A1 Process for the preparation of purified calcium sulphate dihydrate by aqueous means |
| 11/24/1990 | CA2033189A1 Process for preparation of purified calcium sulphate by aqueous medium |
| 11/22/1990 | EP0397963A1 Highly reactive hydraulic binder for the production of building materials |
| 11/22/1990 | EP0397862A1 Raw-material mixture for obtaining an active mineral additive to cement |
| 11/20/1990 | US4971627 Calcium sulfate, calcium sulfite, calcium hydroxide, calcium carbonate desulfurized product, mixing flue ash or flue dust, oxidation and roasting |
| 11/20/1990 | CA1276558C Tricalcium phosphate for implant materials |
| 11/19/1990 | CA2017018A1 Concrete admixture device and method of using same |
| 10/23/1990 | US4964912 High strength and excellent workability |
| 10/16/1990 | US4963190 Dispersant composition for cement |
| 10/09/1990 | US4961790 Concrete admixture device and method of using same |
| 10/06/1990 | WO1990011976A1 Process for forming water resistant magnesian cement introduction |
| 10/06/1990 | CA2051414A1 Process for forming water resistant magnesian cement introduction |
| 10/03/1990 | CN1045754A Aqueous colloidal dispersion of fumed silica, acid and stabilizer |
| 09/29/1990 | WO1990011257A1 Cement hardening accelerator and its production |
| 09/27/1990 | DE4006392A1 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 |
| 09/25/1990 | US4959104 Calcium phosphate, inorganic fluoride, acid |
| 09/19/1990 | EP0388199A2 Dosing pump system |
| 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 |
| 08/30/1990 | DE4005149A1 Verbesserte puzzolanische zubereitungen Improved pozzolanic preparations |
| 08/24/1990 | CA2010816A1 Pozzolanic compositions |
| 08/21/1990 | CA1273028A1 Glasses and poly (carboxylic acid) cement compositions containing them |
| 08/14/1990 | CA1272742A1 Silica fume slurry |
| 08/08/1990 | EP0380525A1 Magnesium cement composition with particulate fibrous material |
| 08/07/1990 | US4946506 Polyethers with addition polymer side chains and alkali or alkaline earth metal nitrite |
| 08/02/1990 | DE3901783A1 Method for the final storage of weakly contaminated building rubble from the demolition of nuclear installations |
| 08/01/1990 | EP0379477A1 A self-leveling slurry screed, and a dry product for use in preparing it. |
| 07/26/1990 | WO1990008112A1 Aluminium hydroxide and fibrous-based insulating material, in particular for injection onto a floor surface |
| 07/12/1990 | DE3940396A1 Redn. of gas evolution from refuse dumps - comprises injecting slurry of hydraulically setting mixt. |
| 06/27/1990 | CN1043301A O-mg series of glue materials |
| 06/05/1990 | US4931314 Method for preventing hardened cementitious material from deteriorating |
| 06/05/1990 | US4931098 Method for adding silica fume to dry shotcrete mixture |
| 06/05/1990 | US4930428 Cement composition comprising sodium tripolyphosphate and process for forming shaped articles therefrom |
| 05/30/1990 | CN1008182B Quick solidifying agent for portland cement and its mfg. method |
| 05/29/1990 | CA1269677A1 Wear and abuse resistant floor and flooring underlayment composition |
| 05/09/1990 | EP0366664A1 Prestressed construction element of composite structure and method for element fabrication. |
| 05/02/1990 | EP0365636A1 Process for obtaining mineral plastics |
| 05/01/1990 | US4921537 Shrinkage compensated mortar material |
| 04/18/1990 | EP0363429A1 Process for chemical stabilization of heavy metal bearing dusts and sludges, such as eaf dust. |
| 04/05/1990 | WO1990003344A1 Raw-material mixture for obtaining an active mineral additive to cement |
| 04/04/1990 | EP0361356A1 Heat-resistant and inorganic shaped article |
| 03/27/1990 | US4911757 Calcium aluminum silicate |
| 03/22/1990 | WO1990002714A1 Method and preparation for producing concrete |
| 02/28/1990 | EP0356320A2 Organic coating for protecting constructions, in particular against fire and heat |
| 01/25/1990 | WO1990000635A1 Product capable of inhibiting the corrosion of the reinforcements present in concrete or cement mortar and related process |
| 01/11/1990 | DE3832015C1 Fibre-reinforced inorganic moulding |
| 01/09/1990 | US4892586 Cement, aggregate, organic acid, inorganic set promoter |
| 01/04/1990 | DE3822277A1 Process for the pneumatic introduction of a mortar mixture based on gypsum as construction and stowing material in underground mining |
| 01/03/1990 | EP0348756A1 Process for the production of a binder and its utilisation |
| 12/20/1989 | EP0346416A1 Hydraulic cement and composition employing the same. |
| 12/20/1989 | EP0346350A1 Cement composition curable at low temperatures |
| 12/20/1989 | CN1038083A Water-resistant high strength artificial marble made from magnesia |
| 11/30/1989 | DE3816686A1 Thermally insulating wall component and process for the production thereof |
| 11/23/1989 | EP0342272A1 Process for the treatment of alpha-calciumsulphate-hemihydrate |
| 11/22/1989 | CN1037324A Modification method of ardealite as cement retarder |
| 11/16/1989 | WO1989010905A1 Process for preparing calcium sulphate alpha hemihydrate |