| Patents for C04B 7 - Hydraulic cements (9,126) |
|---|
| 05/05/1981 | US4265671 Calcareous minerals, firing |
| 05/05/1981 | US4265670 Calcination of cement, combustion, heat exchanging, sintering |
| 05/05/1981 | CA1100284A1 Method for obtaining aluminium oxide |
| 04/29/1981 | EP0027486A1 Process for reducing the calorific consumption of wet process cement kilns by reduction of the water content of the crude material |
| 04/15/1981 | EP0026921A2 Installation for heat treatment of fine grained material |
| 04/07/1981 | US4260421 Cement production from coal conversion residues |
| 04/07/1981 | US4260414 Process for recovering and utilizing useful substances from molten metal produced during reduction treatment of steel slag |
| 04/07/1981 | US4260370 Process for the heat-treatment of fine grained material |
| 04/01/1981 | EP0026145A1 Process for making products based on calcium silicates and/or calcium aluminates |
| 03/31/1981 | US4259121 Oxides of calcium, aluminum, and sulfur |
| 03/31/1981 | US4259062 Apparatus for cooling of cement clinker or the like |
| 03/24/1981 | US4257766 Processes and apparatus for the heat treatment of fine-grained material |
| 03/17/1981 | US4256709 From alkaline aluminumsilicates, limestone, comminution |
| 03/17/1981 | US4256504 Fly ash-based cement |
| 03/17/1981 | US4256503 Used as fuel in cement-producing rotary kilns |
| 03/17/1981 | US4256502 Method of preparing cement clinker from carboniferous shale |
| 03/17/1981 | CA1097501A1 Method of burning granular or pulverulent raw material and kiln plant therefor |
| 03/11/1981 | EP0024854A1 Hydraulic cements and method of their production |
| 03/10/1981 | US4255398 Novel ettringite whiskers, production and uses |
| 03/10/1981 | US4255201 Raw mixture for the production of cement clinker |
| 03/10/1981 | US4255162 Integrated process for converting sulfur-containing fuels to low sulfur combustible gas |
| 03/10/1981 | CA1097379A1 Process of preparing a refractory hydraulic binder containing calcium aluminates |
| 03/10/1981 | CA1097019A1 Method of preparing a sheet-formed product |
| 03/03/1981 | CA1096629A1 Process of making a blistered, crystallizable glass material |
| 02/17/1981 | US4251280 Process for handling and utilizing system gas in a pyro-processing system |
| 02/17/1981 | US4251208 Process and installations for transferring heat and their applications for the treatment of raw cement |
| 02/10/1981 | US4249954 Reduction of particle size |
| 02/10/1981 | US4249952 Method for producing cement clinker from cement kiln waste dust |
| 02/10/1981 | US4249951 Mixing with silicon and calcium materials, compacting, firing to form clinker, grinding to form hydraulic cement |
| 02/10/1981 | US4249892 Method and apparatus for the thermal treatment of pulverulent material particularly for the calcining of cement |
| 02/10/1981 | CA1095540A1 Binding agent based on cement clinker |
| 02/03/1981 | US4248641 Method and apparatus for the production of cement clinkers from moist agglomerated raw material |
| 02/03/1981 | US4248640 For use in cement |
| 02/03/1981 | US4248639 Method of calcining sinterable materials to form cement clinker or the like |
| 01/27/1981 | CA1094583A1 Hardened product composition and process of producing the same |
| 01/20/1981 | US4245981 Shaft type countercurrent heat exchanger |
| 01/07/1981 | EP0021681A1 Hydraulic cement composition |
| 01/06/1981 | CA1092811A1 Process and an installation for the heat treatment of fine material |
| 01/06/1981 | CA1092785A1 Process of calcining limestone lime in a rotary kiln |
| 12/30/1980 | US4242313 Processes for the recovery of alumina from fly ash and production of cement constituents |
| 12/30/1980 | US4242142 Method for treating granulated blast furnace slag |
| 12/23/1980 | US4240952 Method of making concrete from fly ash |
| 12/23/1980 | US4240825 Metallothermal process for the simultaneous production of magnesium and cement or calcium and cement |
| 12/23/1980 | CA1092173A1 Production of cement clinkers utilizing fly ash |
| 12/10/1980 | EP0020060A1 Cement production from residues from conversion of coal or the like |
| 12/09/1980 | US4238237 Manufacture of cement by intergrinding carbonaceous fuel |
| 12/09/1980 | US4238235 Process for stabilizing hydraulic binding agent and briquettes prepared therefrom |
| 12/02/1980 | US4236932 Method and apparatus for producing a hydraulic binder |
| 12/02/1980 | US4236888 Heat exchanger with preliminary calcining |
| 12/02/1980 | US4236887 Method and apparatus for handling and utilizing system off-gas in a pyro-processing system |
| 12/02/1980 | US4236886 Method and apparatus for the production of coaldust |
| 11/26/1980 | EP0019443A1 Method and apparatus for handling and utilizing system off-gas in a pyro-processing system |
| 11/26/1980 | EP0019442A1 Method and apparatus for handling and utilizing system off-gas in a pyro-processing system |
| 11/26/1980 | EP0019338A1 Method of producing artificial slags, artificial slags so obtained and their utilisation |
| 11/13/1980 | WO1980002419A1 Hydraulic inorganic composition |
| 10/21/1980 | US4229226 Method for the production of cement clinker low in sulphur |
| 10/21/1980 | CA1088110A1 Process for manufacturing concrete of high corrosion resistance |
| 10/15/1980 | EP0017398A1 Demolition agent, its preparation and its use |
| 10/15/1980 | EP0016935A1 Method and apparatus for the heat treatment of fine-grained material, particularly of cementitious material |
| 10/14/1980 | CA1087385A1 Basic oil well cement |
| 10/14/1980 | CA1087375A1 Process for producing of high-purity alumina and hydraulic cement |
| 10/07/1980 | US4226712 Method and apparatus for treating water containing wastes |
| 10/07/1980 | US4226632 Process for producing high-purity alumina and hydraulic cement |
| 10/07/1980 | US4226630 Slurrying, hardening |
| 10/07/1980 | US4226586 Method and apparatus for the thermal treatment of fine-grained material with hot gases |
| 10/07/1980 | US4226585 Apparatus for the production of cement clinkers from moist agglomerated raw material |
| 09/30/1980 | CA1086782A2 Hydrothermal cement |
| 09/23/1980 | US4224077 Raw mix for the production of portland cement clinker |
| 09/23/1980 | CA1086051A1 Dual variable orifice for reinforced preheater |
| 09/16/1980 | CA1085612A1 Apparatus for producing cement clinker |
| 09/02/1980 | US4220631 Process of calcining limestone or hydrated lime in a rotary kiln |
| 09/02/1980 | US4220476 Cement kiln plants |
| 09/02/1980 | US4220475 Raw mix for producing Portland cement clinker |
| 08/26/1980 | US4219363 Process for the preparation of Portland cement clinker |
| 08/19/1980 | US4218210 System and method for the heat treatment of fine grained materials |
| 08/19/1980 | US4218209 Method and apparatus for the thermal treatment of fine-grained material with hot gases |
| 08/19/1980 | CA1083813A2 Means and method for processing cement raw materials containing fuel of high volatile content |
| 08/12/1980 | US4217143 Aluminum, calcium and silicon oxides, grinding, impact milling |
| 08/12/1980 | US4217092 Method and device for sintering material of different granular size |
| 08/05/1980 | CA1082916A1 Means and method for processing cement raw materials containing fuel of high volatile content |
| 07/29/1980 | US4215232 Production of hydraulic cements and cement-forming materials |
| 07/29/1980 | CA1082747A1 Portland cement manufacture |
| 07/29/1980 | CA1082746A1 Mixture for pavement bases and the like |
| 07/22/1980 | US4213791 Process for producing portland and other hydraulic cements |
| 07/22/1980 | US4213790 Process for the production of cement in a fluidized bed |
| 07/15/1980 | CA1081457A1 Calcination |
| 07/08/1980 | US4211573 Method and apparatus for the production of cement clinker low in alkali from alkali-containing raw material |
| 07/08/1980 | CA1081265A1 Process for producing cement clinkers |
| 06/25/1980 | EP0012362A1 Heat-treatment method for fine-grained material |
| 06/24/1980 | US4209296 Apparatus and method for the thermal treatment of fine grained material |
| 06/11/1980 | EP0011691A1 Heat-treatment method for fine-grained material |
| 06/10/1980 | CA1079065A1 Cement calcining apparatus |
| 06/03/1980 | CA1078608A1 Installation for calcining or sintering fine-grained material |
| 05/27/1980 | US4204878 Raw mixture for the production of refractory high-alumina cement |
| 05/27/1980 | US4204835 Apparatus for treating solid particulate material |
| 05/20/1980 | CA1077970A1 Hydrothermal cement |
| 05/13/1980 | US4202851 Method of preparing a sheet-formed product |
| 05/13/1980 | CA1077452A1 Aqueous suspensions |
| 05/06/1980 | US4201546 Method and apparatus for the thermal treatment of alkali-containing pulverized raw material to be used in the manufacture of cement |
| 04/30/1980 | EP0010472A2 Hydraulic binder and its application |