Patents for C04B 7 - Hydraulic cements (9,126)
06/1995
06/21/1995CN1028984C Method for producing bonding cement by fluidized bed boiler calcined marlite
06/20/1995US5425807 Volcanic fly ash and kiln dust compositions and a process for making articles therefrom
06/15/1995WO1995015931A1 Cement-based injection grout
06/14/1995DE4342407A1 Hydraulic binder lengthening processing times and shortening hardening times
06/14/1995CN1103632A Activating grinding-aid for cement
06/14/1995CN1103631A Lithium-slag portland cement
06/13/1995US5423634 Adjustment of particle size of cements; water-sprayed to reduce loss on ignition; water-reducing agent
06/13/1995US5423379 Method for drilling and cementing a well
06/07/1995CN1103386A Process for producing silicate cement for road with poor soft coal and stone coal
06/06/1995US5421880 Method and apparatus for using steel slag in cement clinker production
05/1995
05/30/1995US5419698 Device for heat treatment of bulk materials
05/26/1995WO1995013986A1 Method of preparing a caesium and rubidium salt solution
05/24/1995EP0654018A1 Quick-setting and quick-hardening hydraulic binders and mixtures of binders containing them, preparation thereof and utilization for the preparation of mortars and concretes
05/24/1995DE4339529A1 Hydraulic cement
05/24/1995CN1028509C Air-blasting method for cement vertical kiln and its equipment
05/23/1995US5417760 Method for manufacturing of normal as well as ultra-fine cement
05/11/1995DE4418568C1 Process for feeding waste gases from the cement industry to an electrostatic precipitator
05/10/1995EP0553131B1 Method for improving the activation of latently hydraulic basic blast-furnace slag in the production of a building material
05/10/1995EP0497937B1 Plant for the heat treatment of powdery raw materials
05/04/1995DE4337068A1 Process and apparatus for heat treating fine-grained material
05/03/1995EP0650940A1 Inorganic hardening composition
04/1995
04/26/1995EP0649509A1 Method for improved manufacture of cement in long kilns
04/26/1995CN1028305C Decomposing furnace combined with double spraying rotation
04/20/1995WO1995010745A1 Inlet for feeding raw materials into a rotary drum
04/20/1995DE4335642A1 Process for producing water-impermeable building materials
04/19/1995CN1101785A Process for producing cement from metallurgical slag
04/19/1995CN1101629A Calicining cement technology by adding rare earth poor ore or rare earth waste slag
04/18/1995CA1335298C Cement compositions
04/12/1995CN2194359Y Energy-saving drying device for white cement clinker aggregate
04/05/1995CN1101018A Ash-dreges mixed cement
04/05/1995CN1101017A Coal-stone mixed cement
04/04/1995US5403894 A redispersible core-shell polymer powder
03/1995
03/30/1995DE4434322A1 Cement additive, cement composition and chemically prestressed concrete produced therefrom
03/29/1995CN2193359Y Dust collection unit
03/29/1995CN1100704A Method for producing high grade high yield cement from vertical kiln
03/23/1995WO1995007870A1 Grouting materials and their use
03/23/1995CA2171863A1 Grouting materials and their use
03/22/1995EP0644555A1 Preparation of inorganic hardenable slurry and method for solidifying wastes with the same
03/22/1995CN2192623Y Narrow fire low kiln for calcine cement grog
03/22/1995CN1100395A Design optimized compositions and processes for microstructurally engineering cementitious mixtures
03/22/1995CN1027971C Multi-function high-iron cement clinker aggregate
03/16/1995WO1995007365A1 Process for making steel and hydraulically active binders
03/16/1995WO1995007244A1 Process for producing ferruginous high-alumina cement
03/16/1995DE4330551A1 Process for the environmentally tolerable disposal of mineral fibres and substances containing mineral fibres and their conversion into materials of value
03/16/1995CA2148226A1 Process for making steel and hydraulically active binders
03/15/1995EP0642820A1 Process for the purification of flue gases
03/15/1995EP0642478A1 A process and system for producing cementitious materials from ferrous blast furnace slags
03/14/1995US5396749 Method of cutting off water flow by grouting
03/08/1995CN1099735A Method for manufacturing of normal as well as ultra-fine cement
03/07/1995US5395443 Method for preparing a cement base material, together with a cement composition containing this base material
03/02/1995DE4329021A1 Combustion system having a precalciner and dehydrator
03/01/1995EP0640572A1 Method and apparatus for heating and grinding materials
03/01/1995EP0640062A1 Cement composition.
03/01/1995EP0640061A1 Hydraulic binder for concrete or mortar
03/01/1995EP0640015A1 Device for crushing and cooling a material leaving a burning oven
03/01/1995CN1099361A Method and apparatus for sintering cement clinker
03/01/1995CN1099360A New-type compounded Portland cement
02/1995
02/28/1995US5393342 Cement composition and method for the preparation thereof
02/28/1995CA2130965A1 Method and apparatus for heating and grinding materials
02/23/1995WO1995005350A1 Design optimized compositions and processes for microstructurally engineering cementitious mixtures
02/23/1995DE4339062C1 Process for preparing a caesium and rubidium salt solution
02/23/1995CA2168643A1 Design optimized compositions and processes for micro-structurally engineering cementitious mixtures
02/22/1995CN1099013A Ba cement
02/16/1995WO1995004599A1 Method for improved grinding of coarse materials
02/16/1995CA2168852A1 Process for enhanced grending of raw materials
02/15/1995EP0637991A1 Method of crushing and grinding
02/15/1995CN1098669A No-waste usage of gangue
02/08/1995CN1098389A Making portland cement by using gold ore tailing
02/07/1995CA1334296C Method for controlling dry processing and precalcination of concrete
02/01/1995EP0462972B1 Method for producing clinker and achieving environmentally sound disposal of solid waste
02/01/1995CN1098076A Focusing technology for producing clinker in vertical kiln
02/01/1995CN1098075A Method for producing cement clinker by replacing partial limestone with chromium salt dregs
01/1995
01/25/1995CN1097723A Preparation and balling technology for vertical kiln raw cement
01/25/1995CN1097722A Quick setting high strength low heat-generating gypsum slag cement
01/24/1995US5383521 Fly ash cementing compositions and methods
01/17/1995CA1334028C Method for producing and using a cement-type binding material
01/11/1995EP0632792A1 Interground fiber cement
01/11/1995EP0632791A1 Process for producing cement from metallurgical slag.
01/11/1995EP0632741A1 Method and apparatus for selective reduction of the no-content of exhaust gases from a kiln plant.
01/11/1995CN1027363C Multi-efficiency additive of cement
01/10/1995CA1333916C Synthetic class c fly ash and use thereof as partial cement replacement in general purpose concrete
01/05/1995WO1995000455A1 Method for producing compact, dense concrete
01/05/1995DE4320725A1 Push-grating cooler for cooling hot material
01/04/1995CN1096997A Method for quick burning silicate cement clinker at low temp.
01/04/1995CN1096996A 特种锚固水泥 Special anchoring cement
01/03/1995US5377603 Burning of blended waste-derived supplemental fuel for improved manufacture of cement
12/1994
12/28/1994CN1096772A Method for producing high-grade cement
12/28/1994CN1096771A Formula for slag cement
12/27/1994US5375535 Reduced deposits of alkali fume by controlled mixing of air with bypass kiln gas prior to exiting port of rotary vessel
12/22/1994WO1994029232A1 Method of producing composite mouldings
12/22/1994WO1994029231A1 Method and plant for manufacturing cement clinker
12/20/1994US5374310 Providing source of silicon to portland cement preparation
12/20/1994US5374309 Increasing ratio of calcium oxide to silicon oxide in molten slag by adding calcium oxide source to improve hydraulic reactivity of slag
12/15/1994DE4319163A1 Spinel-containing, cement-bonded shaped body and process for producing spinel-containing shaped bodies
12/14/1994CN1096278A Outer kiln decomposing simple cement producing line and tech. method
12/14/1994CN1096277A Ultra-light special cement
12/13/1994US5372640 Tectoaluminosilicate cement and a process for its manufacture
12/13/1994US5372460 Volatilization and burning in rotary cement kiln to produce cement clinker
12/07/1994EP0494920B1 Cement matrix and process for its production
12/06/1994US5370181 Anti gas-migration cementing
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