Patents for C04B 7 - Hydraulic cements (9,126)
11/1983
11/22/1983US4416697 Method for preheating cement clinker raw materials
11/22/1983US4416696 Using waste heat from calcerous material calcining stage to provide heat for sintering
11/22/1983US4416695 Aldehyde for strength
11/22/1983US4416622 Method and plant such as a kiln plant for treating granular or pulverous raw material
11/15/1983US4415365 Compacting and curing a mixture of combusted oil shale and water; linings; caps; dams
11/02/1983EP0092572A1 Improvements in cements, mortars and concretes
10/1983
10/27/1983WO1983003601A1 Method for producing clinker and device for implementing such method
10/25/1983CA1155876A1 Method and device for the manufacture of cement clinker
10/25/1983CA1155875A1 Hydraulic cement composition
10/18/1983US4410366 Cement composition and product
10/05/1983EP0090144A1 Process and installation for the thermal treatment of fine-grained substances
10/04/1983US4407652 Apparatus for calcining raw materials in the form of powder or particles
09/1983
09/20/1983US4405374 Process of producing cement and plant for carrying out the process
09/20/1983CA1154038A1 Boron/halogen-containing portland-type cements
09/13/1983US4404032 Pelletization of raw meal, roasting
09/13/1983US4404031 Process for producing hydraulic cements
09/13/1983US4403951 Shaft furnace for burning or firing and sintering material in lump form or pellet form and with an internal burner
09/07/1983EP0087689A1 Method of utilizing up oil shale
09/06/1983US4402754 Slags, fluidized beds, combustion, cyclone separators, heat exchanging, roasting, deacidification
09/06/1983US4402667 Process and an installation for the heat-treatment of fine-grained material
08/1983
08/30/1983CA1153024A1 Portland cement clinker
08/09/1983CA1151678A1 Dry-set mortar composition having enhanced bonding characteristics
08/02/1983US4396432 Process for converting coal to gaseous fuel with production of Portland cement as a by-product
07/1983
07/26/1983US4395290 Method of manufacturing cement raw mix
07/19/1983CA1150327A1 Process for producing a binder agent to be used in concrete
07/19/1983CA1150051A1 Turbulent gas mixing device
07/12/1983US4392890 Cement clinker production
07/12/1983US4392822 System for burning fine-grained material, particularly for the manufacture of cement clinkers
07/12/1983US4392353 Method of recovering exhaust gas from boiler in electrical power generating device using combustible material as fuel and apparatus for performing such method
07/12/1983CA1149610A1 Preheating method and apparatus
06/1983
06/29/1983EP0082802A1 Calcining apparatus for powdery materials
06/21/1983US4389252 Plant for manufacturing cement clinker
06/14/1983US4388117 Process and apparatus for producing portland and other hydraulic cements
06/14/1983US4388067 Method and apparatus for operating a kiln plant with solid fuel firing in the precalcining zone
06/08/1983EP0080760A1 Process and installation for heating a cement oven
06/07/1983US4386963 Amine salt of aromatic carboxylic acid
06/07/1983US4386906 Method for burning granular or pulverous materials and kiln plant thereof
05/1983
05/24/1983CA1146983A1 Process for producing portland and other hydraulic cements
05/24/1983CA1146982A1 Calcium process for manufacturing/ silicate and/or aluminate based products
05/11/1983EP0078786A1 Process for the production of cement
05/11/1983EP0078605A1 Calcination control system
05/04/1983EP0078250A1 Process and installation for the production of cement
04/1983
04/28/1983WO1983001443A1 Improvements in cements, mortars and concretes
04/26/1983CA1145365A1 Hydraulic cement composition
04/20/1983EP0076894A1 Process and apparatus for the thermal treatment of pulverized raw material
04/12/1983US4379692 Method of drying and preheating moist fine material and apparatus for carrying out the method
04/06/1983EP0076175A1 Process and device for the calcination of powderous mineral matter, especially in the cement industry
04/05/1983CA1144189A1 Method for producing cement clinker from cement kiln waste dust
03/1983
03/22/1983CA1143386A1 Method and apparatus for handling and utilizing system off-gas in a pyro-processing system
03/15/1983US4376653 Process for the production of nickel, high-purity magnesium oxide and cement
03/02/1983EP0072871A1 Castable composition for heat resistant product
03/01/1983CA1141952A1 Process and an installation for the heat-treatment of fine-grained material
02/1983
02/22/1983CA1141782A1 Hydraulic cements
02/16/1983EP0072018A1 Process and apparatus for cooling beds of materials in grate-type coolers
02/08/1983US4372784 Method for heat treating pulverous raw material calcining combustor therefor
02/08/1983CA1140948A1 Demolition agent, its preparation and its use
01/1983
01/25/1983US4370127 Apparatus for the production of cement clinker low in alkali from alkali-containing raw material
01/18/1983US4369067 Method of and plant for manufacturing pulverous or granular material
01/18/1983CA1139794A1 Method and apparatus for handling and utilizing system gas in a pyro-processing system
01/04/1983USRE31118 Hydraulic cement and method of producing same
01/04/1983US4367096 Method and apparatus for preheating and burning off combustible constituents of raw material oil shale prior to introduction of same into a preheater system supplying a rotary kiln
01/04/1983US4367095 Process and device for manufacturing cement clinker
01/04/1983CA1138903A1 Hydraulic binders based on portland cement clinkers and their process of obtention
01/04/1983CA1138643A1 Calcination unit for alumina and similar products
12/1982
12/28/1982US4366000 Method and apparatus for preheating dry raw meal prior to introduction of the meal into a suspension cyclone preheater system supplying a rotary kiln
12/14/1982US4363668 Method and apparatus for burning raw materials
12/07/1982CA1136853A1 Manufacture of cement
11/1982
11/30/1982CA1136652A1 Demolition agent for brittle materials
11/24/1982EP0065436A1 Process and installation for the production of a cement-clinker by the dry method
11/10/1982EP0064489A1 Process for the calcination of raw materials, mainly for the cement production
11/09/1982CA1135290A1 Method of producing cement
11/09/1982CA1135288A1 Hydraulic binder
11/02/1982US4357287 Method of fine and very fine comminution of materials having brittle behavior
11/02/1982CA1134794A1 Apparatus for the activation of cement
10/1982
10/20/1982EP0063110A1 Method of producing cement
10/19/1982US4354877 Demolition agent, its preparation and its use
10/14/1982WO1982003386A1 Glass compositions, products and method of formation from natural zeolites
10/12/1982US4353750 Uniform heat transfer and oxidation of gasified fuel
10/12/1982US4353747 Hydraulic cement composition
10/12/1982US4353746 Hydraulic cement composition
10/12/1982CA1133526A1 Method of preparing a novel cement adapted to be used as a refractory material
10/12/1982CA1133249A1 Process and installation for precalcinating powderous or granular substances
10/06/1982EP0061517A1 Process for producing a waterproof binder
10/05/1982CA1133021A1 Cementing mixtures
10/05/1982CA1132759A1 Source mixture for the manufacture of cement clinker
09/1982
09/29/1982EP0060979A2 Heat exchanger
09/21/1982US4350533 By early formation of ettringite
09/21/1982CA1132145A1 Raw mix for the production of portland cement clinker
09/15/1982EP0060152A1 Method and apparatus for the production of cement by the wet method
09/15/1982EP0059757A1 Apparatus for continuously burning particles in air stream in a vertical furnace
09/14/1982US4349387 Preheated calcium oxide and/or hydroxide added to airstream from cooling stage to cause decarbonization
09/14/1982CA1131664A1 High sulphate slag cement and the method for manufacturing this cement
09/08/1982EP0059509A1 Process for the production of a cement clinker
09/08/1982EP0059508A1 Process for the production of a cement clinker
09/07/1982CA1131266A1 Cement production from coal conversion residues
08/1982
08/17/1982CA1129648A1 Apparatus for treating solid particulate material
08/10/1982CA1129445A1 Method of preparing cement clinker from carboniferous shale
08/03/1982US4342599 Method of reducing water demand of alkaline aqueous suspensions
08/03/1982US4342598 Method and apparatus for manufacturing cement clinker
07/1982
07/20/1982US4340254 Method of mining heavy coal seams in two or more benches
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