Composite cement containing from 5 to 70 wt.-% cement clinker and from 30 to 95 wt.-% mixture of carbonated or not carbonated recycled cement paste and calcined clay with a weight ratio carbonated or not carbonated recycled cement paste to calcined clay from 4 to 0.1, method for manufacturing it as well as method for manufacturing hydraulically hardening building materials using the composite cement or blending from 5 to 70 wt.-% ground cement clinker with from 30 to 95 wt.-% of a mixture of carbonated or not carbonated recycled cement paste and calcined clay with a weight ratio carbonated or not carbonated recycled cement paste to calcined clay from 4 to 0.1 during mixing.
C04B 28/14 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments de sulfate de calcium
C04B 40/00 - Procédés, en général, pour influencer ou modifier les propriétés des compositions pour mortiers, béton ou pierre artificielle, p. ex. leur aptitude à prendre ou à durcir
2.
SUPPLEMENTARY CEMENTITIOUS MATERIALS FROM RECYCLED CEMENT PASTE
Method for producing a supplementary cementitious material from concrete waste and similar materials, supplementary cementitious material obtainable by the method, use of the supplementary cementitious material for making hydraulic building materials and alkali activated binders, method for manufacturing alkali activated binders, composite binders and alkali activated binders comprising the supplementary cementitious material, and use of the composite binder for making hydraulic building materials.
Composite cement comprising a hydraulic cement, a calcium carbonate and at least 15 wt.-% zeolite with respect to the total composite cement weight, wherein the zeolite/calcium carbonate weight ratio ranges from 0.5 to 3.0 and neither slag nor fly ash is contained in an amount of > 1 wt.-%.
C04B 28/02 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments hydrauliques autres que ceux de sulfate de calcium
A method for simultaneously drying and carbonating a mineral waste material that includes carbonatable calcium and/or magnesium compounds and/or silicate, aluminate or silicate-aluminate phases in a spray dryer, wherein a starting material slurry is provided including the mineral waste material in the form of particles with a D90≤500 μm and at least 30 wt.-% water, a hot gas is provided including at least 4 Vol.-% CO2 and fed into the spray dryer, the starting material slurry is sprayed into the hot gas in the spray dryer wherein a temperature of ≥100° C. and a relative humidity of <50% are adjusted in the spray dryer, the starting material slurry is transformed into evaporated water and a dry, carbonated product comprising calcium carbonate and/or one of silica gel or alumina gel or silica-alumina gel, and the dry, carbonated product is separated from the gas and evaporated water.
B01D 53/83 - Procédés en phase solide avec des réactifs en mouvement
B09B 3/40 - Destruction de déchets solides ou transformation de déchets solides en quelque chose d'utile ou d'inoffensif impliquant un traitement thermique, p. ex. évaporation
B09B 3/70 - Traitement chimique, p. ex. ajustement du pH ou oxydation
A method for improving the reactivity of carbonated recycled concrete paste including sulfur in an oxidation state lower than 6+ as supplementary cementitious material includes the steps: providing a starting material including recycled concrete paste; carbonation of the starting material with carbon dioxide contained in an exhaust gas containing from 2 to 15 Vol.-% oxygen and/or from 35 to 400 vppm sulfur dioxide to provide carbonated recycled concrete paste; and oxidation of the carbonated recycled concrete paste simultaneously or subsequently to the carbonation with an added oxidizing agent to provide the supplementary cementitious material, and method for making composite cements.
Carbon capture method for an industrial plant off-gas involves removing mercury and/or other heavy metals from the off-gas by contacting the off-gas with an at least partially hydrated cement paste as sorbent in a scrubber before a concentration step of the off-gas to concentrate CO2. The at least partially hydrated cement paste is simultaneously carbonated and loaded with the mercury and/or other heavy metals during contacting with the off-gas and is used as supplementary cementitious material in composite cement. The at least partially hydrated cement paste is used as sorbent in a scrubber before a concentration step of the off-gas to concentrate CO2.
B01D 53/80 - Procédés en phase semi-solide, c.-à-d. au moyen de boues
B01D 53/00 - Séparation de gaz ou de vapeursRécupération de vapeurs de solvants volatils dans les gazÉpuration chimique ou biologique des gaz résiduaires, p. ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols
C04B 18/167 - Matières recyclées, c.-à-d. déchets réutilisés dans la production des mêmes matières
C04B 28/02 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments hydrauliques autres que ceux de sulfate de calcium
C04B 40/02 - Choix de l'environnement pour le durcissement
C04B 103/00 - Fonctions ou propriétés de l'ingrédient actif
C04B 111/00 - Fonction, propriétés ou utilisation des mortiers, du béton ou de la pierre artificielle
7.
DEVICE AND METHOD FOR MANUFACTURING CEMENT CLINKER AND CALCINED CLAY
A method and device for the combined manufacturing of cement clinker and calcined clay, in a cement manufacturing line by the steps: providing, preheating and precalcining a cement raw meal in a preheater and calciner section, sintering the precalcined cement raw meal in a rotary kiln and cooling the resulting cement clinker with a counter current air stream in a clinker cooler, and in a clay manufacturing line by the steps: providing and preheating a clay raw material in a heat exchange section, and calcining the preheated clay raw material suspended in gas in a flash calciner. Hot air from the cooler is divided into a first combustion air stream for sintering the cement raw meal and a second combustion air stream for calcining the clay raw material. Exhaust gas from calcining clay raw material is fed into the calcination of the preheated cement raw meal.
Method for upgrading biogas or syngas wherein a raw gas (1) comprising biogas or syngas or both is provided, a concrete waste material comprising carbonatable Ca and/or Mg phases (2) is provided, and the raw gas (1) is contacted with the concrete waste material comprising carbonatable Ca and/or Mg phases (2) in a reactor (3), wherein a contact time between the raw gas (1) and the concrete waste material (2) and a weight ratio of the raw gas (1) to the concrete waste material (2) are adjusted to provide an upgraded gas (4) with a carbon dioxide concentration reduced by a factor 2 with respect to the carbon dioxide concentration in the raw gas (1) and a carbonated concrete waste material (5).
Composite cement comprising Portland cement, a calcium carbonate and a mechanochemically activated clay obtained by grinding a clay raw material which was mined from one or more natural clay deposits in a ball mill or roller mill at a temperature below 150 °C until the absorbance units of the OH peak at 3600 to 3700 cm-122 peak at 900 to 1000 cm-1 in an FTIR spectrum decrease by at least 20 %, as well as method for manufacturing the composite cement by blending Portland cement, calcium carbonate and the mechanochemically activated clay.
A method for manufacturing a supplementary cementitious material has improved reactivity from waste concrete, wherein a starting material including waste concrete is provided, subjected to carbonation to provide a carbonated product having a carbonation degree of at least 50%, and the carbonated product is heat treated at a temperature ranging from 120 to 350° C. until constant mass to provide the supplementary cementitious material with improved reactivity. The obtained supplementary cementitious material can be used to manufacture composite cements.
C04B 20/00 - Emploi de matières comme charges pour mortiers, béton ou pierre artificielle prévu dans plus d'un groupe et caractérisées par la forme ou la répartition des grainsTraitement de matières spécialement adapté pour renforcer leur propriétés de charge dans les mortiers, béton ou pierre artificielle prévu dans plus d'un groupe de Matières expansées ou défibrillées
A method for manufacturing supplementary cementitious material includes the steps of: providing a starting material containing clay and fly ash or a mixture of fly ash and bottom ash, wherein at least 70 wt.-% of the starting material are clay, fly ash and bottom ash, homogenization of the starting material, thermal treatment of the starting material at a temperature from 700 to 1000° C. to provide a heat treated material, cooling the heat treated material to provide a cooled product, and grinding the cooled product to provide the supplementary cementitious material, and use of the supplementary cementitious material obtainable through the method for manufacturing hydraulic building materials, as well as supplementary cementitious material obtained.
C04B 7/26 - Ciments produits à partir de schistes bitumineux, de déchets ou de résidus autres que des scories à partir de matières premières contenant des cendres folles
C04B 7/12 - Pouzzolanes naturelsCiments de pouzzolanes naturels
C04B 28/02 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments hydrauliques autres que ceux de sulfate de calcium
C04B 111/00 - Fonction, propriétés ou utilisation des mortiers, du béton ou de la pierre artificielle
Composition comprising a polyphosphate, an amine and an inorganic sulfate compound for enhancing the workability and/or the strength development of hydraulic binders comprising a cement and a high water demand supplementary cementitious material and/or a high water demand filler.
C04B 28/14 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments de sulfate de calcium
C04B 103/00 - Fonctions ou propriétés de l'ingrédient actif
13.
METHOD FOR MANUFACTURING SUPPLEMENTARY CEMENTITIOUS MATERIAL
A method for producing a pozzolanic product by hydrothermal treatment of a feedstock including silicate, aluminate, and/or aluminosilicate materials, and a source of calcium ions, wherein the feedstock has a molar ratio of Ca:(Si+Al) from 0.4 to 1.2 and a maximum content of hydrated cement paste of 10 wt.-%, to provide a hydrate product, and subsequent carbonation of the hydrate product to provide a pozzolanic product including calcium carbonate and silica gel, alumina gel and/or silica-alumina gel. A pozzolanic product is obtainable by the method. The pozzolanic product is used as a supplementary cementitious material for manufacturing a composite cement including the pozzolanic product and a hydraulic cement.
A method for producing a supplementary cementitious material from concrete waste and similar materials includes the steps of i) providing a starting material comprising hydrated cement and aggregate comprising silicate and/or alumino-silicate, ii) hydrothermal treatment of the starting material provided in step i) to obtain a hydrothermally activated material, and iii) carbonation of the hydrothermally activated material of step ii) to provide the supplementary cementitious material, as well as supplementary cementitious material obtainable by the method, hydraulic binder comprising the supplementary cementitious material and use of the supplementary cementitious material and of the hydraulic binder for making hydraulic building materials.
Method for manufacturing a composite cement comprising blending Portland cement, calcium carbonate and an aluminosilicate glass made by melting an aluminosilicate quarry dust in a furnace at a temperature from 1000 to 1800 °C with subsequent rapid quenching.
Alkali activated binder comprising an aluminosilicate precursor and an activator, wherein the aluminosilicate precursor comprises a blend comprising from 10 to 50 wt.-% of a slag, which has an X-ray amorphous content below 50 wt.-% and a free lime content from 1 to 10 wt.-% with respect to the slag, and from 50 to 90 wt.- % of a natural pozzolan, which has an amorphous content of at least 30 wt.-% with respect to the natural pozzolan, and the activator has a modulus from 1.0 to 2.0 and is an alkali silicate or a mixture of an alkali silicate and an alkali hydroxide.
C04B 28/00 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates
C04B 18/14 - DéchetsRésidus provenant de procédés métallurgiques
17.
SEPARATION OF HARDENED CONCRETE PASTE FROM AGGREGATE
A method for separating hydrated concrete paste from aggregate includes the steps of providing a feedstock comprising waste concrete with a D10≥0.1 mm and a D90≤100 mm, passing the feedstock, a water containing liquid and carbon dioxide into a fragmentation vessel, where the wet feedstock is subjected to electric-pulse fragmentation, withdrawing fragmented solid material from the fragmentation vessel, separating the fragmented solid material from admixed liquid phase, separating the fragmented solid material into a fine fraction with a maximum particle size of 250 μm to provide the carbonated recycled concrete paste and a coarse fraction, recycling the coarse fraction into the fragmentation vessel and/or discharging the coarse fraction as clean aggregate, use of the recycled concrete paste obtained thereby as supplementary cementitious material or filler.
A method for converting a starting material containing at least 40 wt.-% of calcium silicon (hydr)oxide phases and calcium aluminum (hydr)oxide phases into an SiO2 rich SCM and a calcium carbonate additive includes the steps: providing the starting material with a D90 of ≤1 mm, mixing the starting material with water or adjusting the water content to provide a starting material slurry having a solid:liquid weight ratio from 2:1 to 1:100, passing the starting material slurry together with carbon dioxide into a gravity separation reactor, subjecting the starting material slurry and carbon dioxide to centrifugal motion inside the reactor, and removing a heavy slurry from a first outlet of the reactor, removing a light slurry of lower density particles from a second outlet of the reactor, and removing liquid at a third outlet of the reactor.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
09 - Appareils et instruments scientifiques et électriques
19 - Matériaux de construction non métalliques
37 - Services de construction; extraction minière; installation et réparation
39 - Services de transport, emballage et entreposage; organisation de voyages
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Retail store services featuring building and construction materials; Wholesale store services featuring building and construction materials; Business advisory services relating to building and construction materials. Chemicals and chemical preparations for use in construction for hardening concrete, cement, asphalt, and stabilizing soil and sand; chemical additives for manufacturing and hardening concrete, cement, and asphalt, and stabilizing soil and sand; chemicals being additives for cement, concrete and other cementitious construction materials for manufacturing and hardening concrete, cement, and asphalt, and stabilizing soil and sand. Recycling of waste and trash; treatment of waste and trash; destruction of waste and trash; incineration of waste and trash. Downloadable and recorded Computer software for management, monitoring and control of facilities and machines for the mining, manufacture and use of cement, aggregates, ready-mixed concrete, and asphalt; downloadable and recorded application software for management, monitoring and control of facilities and machines for the mining, manufacture and use of cement, aggregates, ready-mixed concrete, and asphalt; downloadable and recorded artificial intelligence and machine learning software for management, monitoring and control of facilities and machines for the mining, manufacture and use of cement, aggregates, ready-mixed concrete, and asphalt; downloadable and recorded computer software for monitoring, analyzing, controlling and running physical world operations; downloadable and recorded computer operating system software and computer operating system support software and firmware; downloadable and recorded virtual and augmented reality software for management, monitoring and control of facilities and machines for the mining, manufacture and use of cement, aggregates, ready-mixed concrete, and asphalt; downloadable and recorded web applications for management, monitoring and control of facilities and machines for the mining, manufacture and use of cement, aggregates, ready-mixed concrete, and asphalt; downloadable and recorded server operating software. Building and construction materials and elements, not of metal, namely, concrete pipes, concrete boxes, concrete vaults, precast concrete wall forms, non-metal catch basins for attachment to sewer pipes to trap debris; concrete; cement; aggregate materials for use in concrete, namely, sand, gravel, stone chips, crushed stone, and stones; cement aggregates; asphalt. Building and construction services; Repair and maintenance of buildings; Repair and maintenance of roads; Property development services, namely, development of real property, in particular, repair, improvement, and new construction. Transport and delivery of building and construction materials; Storage services, namely, storage of goods; Waste collection, namely, collection of domestic and industrial waste and trash; Removal of waste, namely, transport and storage of waste. Chemical laboratories; technological consultation services relating to construction materials, building materials and construction services; chemistry services, namely, research in the field of chemistry and chemistry consultation; engineering services, namely, engineering for the construction industry; IT consulting services relating to the development, programming and implementation of software, hosting services and software as a service (SaaS) and rental of software, data duplication and data conversion services, and data coding services.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
09 - Appareils et instruments scientifiques et électriques
19 - Matériaux de construction non métalliques
35 - Publicité; Affaires commerciales
37 - Services de construction; extraction minière; installation et réparation
39 - Services de transport, emballage et entreposage; organisation de voyages
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Chemicals and chemical preparations for use in construction;
chemical additives; chemicals being additives for cement,
concrete and other cementitious construction materials. Computer software (application software, artificial
intelligence and machine learning software, software for
monitoring, analysing, controlling and running physical
world operations, system and system support software, and
firmware, virtual and augmented reality software, web
applications and server software). Building and construction materials and elements, not of
metal; concrete; cement; aggregate materials for use in
concrete; aggregates; asphalt. Retail services relating to building and construction
materials; wholesale services relating to building and
construction materials; business advisory services relating
to building and construction materials. Building and construction services; repair and maintenance
of buildings; repair and maintenance of roads; property
development services [construction]; technical consultation
services relating to construction materials, building
materials and construction services. Transport and delivery of building and construction
materials; storage services; waste collection; waste
removal. Recycling of waste and trash; treatment of waste and trash;
destruction of waste and trash; incineration of waste and
trash. Chemical laboratories; chemistry services; engineering
services; IT services (software development, programming and
implementation, hosting services and software as a service
[SaaS] and rental of software, data duplication and data
conversion services, data coding services).
A method for manufacturing a composite cement comprising a cement and calcined clay has the steps of providing the cement, providing calcined clay by grinding a material comprising clay compounds and at least one of quartz and/or feldspar, separating the clay compounds from quartz and/or feldspar by classification and calcination of the clay compounds to provide the calcined clay, and mixing the cement with the calcined clay to provide the composite cement.
C04B 40/00 - Procédés, en général, pour influencer ou modifier les propriétés des compositions pour mortiers, béton ou pierre artificielle, p. ex. leur aptitude à prendre ou à durcir
22.
TWO STEP CARBONATION HARDENING OF HYDRAULIC CEMENT BASED CONCRETE
A method for manufacturing concrete parts has the steps of: providing a hydraulic cement and aggregate; mixing the cement and aggregate with water to provide a fresh concrete; introducing CO2 into the fresh concrete in an amount resulting in a carbonation degree of more than 0.5 wt.-% and less than 5 wt.-% of the total carbonatable Ca and Mg phases for a first carbonation step; curing the fresh concrete until at least 15 wt.-% of the calcium aluminates are hydrated to provide a green concrete part; subjecting the green concrete part to CO2 in an amount resulting in a carbonation degree of more than 10 wt.-% of the total carbonatable Ca and Mg phases for a final carbonation step; and storing the part for 0.5 hours to 28 days for further hydration of not-yet carbonated, not-yet hydrated cement to provide the concrete part. and concrete parts obtainable with the method.
C04B 28/18 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des mélanges du type chaux et silice
C04B 7/36 - Fabrication des ciments hydrauliques en général
C04B 40/02 - Choix de l'environnement pour le durcissement
23.
TRANSFORMATION OF LUMP SLAG INTO SUPPLEMENTARY CEMENTITIOUS MATERIAL BY CARBONATIZATION
The present invention relates to a supplementary cementitious material, a method for producing the supplementary cementitious material, the use of the supplementary cementitious material, a binder comprising the supplementary cementitious material, a method for the preparation of the binder and use of the binder to make hydraulic building materials like concrete.
C04B 7/38 - Préparation ou traitement des matières premières séparément ou en mélange
C04B 7/21 - Leurs mélanges avec d'autres matières inorganiques cimentaires ou avec d'autres activateurs avec des activateurs contenant du sulfate de calcium
and use of the obtainable building material for manufacturing building structures as well as method for manufacturing a supplementary cementitious material slurry.
C04B 18/167 - Matières recyclées, c.-à-d. déchets réutilisés dans la production des mêmes matières
B28B 1/14 - Fabrication d'objets façonnés à partir du matériau par simple coulée, le matériau n'étant ni alimenté sous pression, ni réellement compacté
B28C 5/38 - Appareillages ou procédés pour la production de mélanges de ciment avec d'autres substances, p. ex. coulis, mortiers, compositions poreuses ou fibreuses dans lequels le mélange est effectué à la fois par l'action d'un fluide et par des moyens mécaniques d'entraînement agissant directement, p. ex. par des moyens de brassage
2O), and having 0-5 wt.-% loss on ignition at 950° C. and ≥50 wt.-% X-ray amorphous phase, and a carbonate filler with an at least bimodal particle size distribution adapted to provide a slope n in a Rosin-Rammler-Sperling-Bennett distribution curve of ≤1.15 in a particle size distribution of the composite cement; a method for manufacturing it, as well as use of a composition comprising the hyaloclastite as pozzolan and the carbonate filler as mineral addition for composite cements comprising a hydraulic cement or a caustic activator.
C04B 28/02 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments hydrauliques autres que ceux de sulfate de calcium
C04B 28/16 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments de sulfate de calcium contenant de l'anhydrite
C04B 40/00 - Procédés, en général, pour influencer ou modifier les propriétés des compositions pour mortiers, béton ou pierre artificielle, p. ex. leur aptitude à prendre ou à durcir
2, circulating the ground and partially carbonated concrete fines in a fluidized bed reactor in contact with the carbonating atmosphere, and withdrawing decarbonated gas and carbonated concrete fines.
C04B 18/14 - DéchetsRésidus provenant de procédés métallurgiques
C04B 18/16 - DéchetsRésidus provenant de l'industrie du bâtiment ou de l'industrie de la céramique
B01J 20/04 - Compositions absorbantes ou adsorbantes solides ou compositions facilitant la filtrationAbsorbants ou adsorbants pour la chromatographieProcédés pour leur préparation, régénération ou réactivation contenant une substance inorganique contenant des composés des métaux alcalins, des métaux alcalino-terreux ou du magnésium
Electrically conductive binder comprising a cement, a sterically stabilizing superplasticizer, a rheology modifier, graphite particles with carbon content higher than 60%, and graphene; cementitious mixture comprising the binder, and heatable building elements, preferably underfloor heating layers and/or heating panels and/or heating layers close to a wall, as well as floors with underfloor heating systems comprising a layer from the binder.
A method for manufacturing a binder of a hydratable material includes providing a starting material from one or more raw materials convertible by tempering at 600 to 1200° C. into the hydratable material, tempering the starting material to provide the hydratable material containing not more than 10% by weight monocalcium silicate and at least 15% by weight hydratable phases in the form of lime and dicalcium silicate, wherein the residence time and the tempering temperature are adapted to obtain the hydratable material by converting not more than 80% by weight of the starting material, and cooling the hydratable material to provide the binder comprising the hydratable material. The binder can be mixed with water and optionally one or more of aggregate, additives, admixtures to obtain a binder paste that is placed, hydrated and carbonated to produce a building product.
C04B 28/02 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments hydrauliques autres que ceux de sulfate de calcium
C04B 40/00 - Procédés, en général, pour influencer ou modifier les propriétés des compositions pour mortiers, béton ou pierre artificielle, p. ex. leur aptitude à prendre ou à durcir
C04B 40/02 - Choix de l'environnement pour le durcissement
30.
Building elements made from binders hardening by combined hydration and carbonation
A method of manufacturing building elements has the steps: providing a binder comprising at least 8% by weight ternesite, at least 15% by weight dicalcium silicate and at least 5% by weight ye'elimite, each with respect to the total binder, as hydraulically reactive phases; mixing the binder with water to form a paste; casting the paste into a desired shape for the building element; reacting the paste hydraulically to form calcium-silicate-hydrates, calcium-aluminium-silicate-hydrates, portlandite, brucite, strätlingite, hydrotalcite-like phases and ettringite/AFm and capillary pores, and carbonation hardening to provide the building element and to building elements obtainable by the method.
C04B 28/18 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des mélanges du type chaux et silice
C04B 40/02 - Choix de l'environnement pour le durcissement
B28B 1/14 - Fabrication d'objets façonnés à partir du matériau par simple coulée, le matériau n'étant ni alimenté sous pression, ni réellement compacté
A method for manufacturing a binder of a hydratable material includes providing a starting material from one or more raw materials convertible by tempering at 600 to 1200° C. into the hydratable material and tempering the starting material to provide the hydratable material containing not more than 10% by weight monocalcium silicate and at least 15% by weight hydratable phases in the form of lime and dicalcium silicate. The residence time and the tempering temperature are adapted to obtain the hydratable material by converting not more than 80% by weight of the starting material, and the hydratable material is then cooled to provide the binder comprising the hydratable material. The binder can be mixed with water and optionally one or more of aggregate, additives, admixtures to obtain a binder paste that is placed, hydrated and carbonated to produce a building product.
C04B 18/16 - DéchetsRésidus provenant de l'industrie du bâtiment ou de l'industrie de la céramique
C04B 20/00 - Emploi de matières comme charges pour mortiers, béton ou pierre artificielle prévu dans plus d'un groupe et caractérisées par la forme ou la répartition des grainsTraitement de matières spécialement adapté pour renforcer leur propriétés de charge dans les mortiers, béton ou pierre artificielle prévu dans plus d'un groupe de Matières expansées ou défibrillées
The present invention relates to a composite cement obtainable by grinding Portland cement clinker and latent hydraulic material together, preferably in the presence of at least one amine grinding aid, to provide a ground mixture and combining the ground mixture with a mineral filler. It further relates to a method of manufacturing the composite cement comprising the steps of grinding a latent hydraulic material and a portland cement clinker together, preferably in the presence of at least one amine, to provide a ground mixture and combining the ground mixture with one or more mineral fillers as well as to binders and to using the cement or binders as building material.
C04B 28/16 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments de sulfate de calcium contenant de l'anhydrite
C04B 40/00 - Procédés, en général, pour influencer ou modifier les propriétés des compositions pour mortiers, béton ou pierre artificielle, p. ex. leur aptitude à prendre ou à durcir
33.
Supplementary cementitious material made of aluminium silicate and dolomite
and cooling the supplementary cementitious material. The invention further relates to a binder comprising cement and to the ground supplementary cementitious material.
41 - Éducation, divertissements, activités sportives et culturelles
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Advertising; business management; business administration; office functions; advertising campaign concerning environmental protection and biodiversity; public relations; planning and advice relating to business organization; arranging and conducting of award programmes for commercial and advertising purposes Education, namely, classes, workshops and seminars in the field of environmental protection and biodiversity; providing of training in the field of environmental protection and biodiversity; entertainment in the nature of social gatherings; arranging and conducting educational colloquiums, seminars, courses, classes and workshops relating to the preservation and conservation of natural resources, the enhancement of environmental quality, biodiversity and sustainable development; arranging and conducting award ceremonies and award programmes to demonstrate excellence in the field of environmental protection and biodiversity; arranging and conducting of educational conferences in the field of environmental awareness and biodiversity; award ceremonies to demonstrate excellence in the field of environmental protection and biodiversity Scientific research and consultancy in the field of preservation and conservation of natural resources, the enhancement of environmental quality, biodiversity and sustainable development
C04B 40/00 - Procédés, en général, pour influencer ou modifier les propriétés des compositions pour mortiers, béton ou pierre artificielle, p. ex. leur aptitude à prendre ou à durcir
C04B 7/26 - Ciments produits à partir de schistes bitumineux, de déchets ou de résidus autres que des scories à partir de matières premières contenant des cendres folles
C04B 7/43 - Traitement thermique, p. ex. précalcination, cuisson, fusionRefroidissement
3 mixing the starting material with water at a water/solids ratio from 0.1 to 100 hydrothermal treating of the starting material mixed with water in an autoclave at a temperature of 100 to 300° C. and a residence time from 0.1 to 24 hours to provide an autoclaved product suitable as supplementary cementitious material.
C04B 7/345 - Ciments hydrauliques non prévus par l'un des groupes
C04B 40/00 - Procédés, en général, pour influencer ou modifier les propriétés des compositions pour mortiers, béton ou pierre artificielle, p. ex. leur aptitude à prendre ou à durcir
C04B 7/26 - Ciments produits à partir de schistes bitumineux, de déchets ou de résidus autres que des scories à partir de matières premières contenant des cendres folles
The present invention relates to building materials, in particular a method for the production of a binder for concrete, mortar or plaster, and a binder produced according to this method as well the use thereof.
The present invention relates to the production of a ternesite-belite-calcium sulfoaluminate (ferrite) clinker. The invention also relates to the use of alternative raw materials for clinker production, for example raw materials based on industrial byproducts, including those of low quality, such as lump slag and ash having a low glass content and/or a high free lime content and/or a high content of crystalline high-temperature phases, as well as naturally occurring rocks and rock glasses of comparative chemical composition.
C04B 40/00 - Procédés, en général, pour influencer ou modifier les propriétés des compositions pour mortiers, béton ou pierre artificielle, p. ex. leur aptitude à prendre ou à durcir
C04B 28/02 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments hydrauliques autres que ceux de sulfate de calcium
C04B 22/00 - Emploi de matières inorganiques comme ingrédients actifs pour mortiers, béton ou pierre artificielle, p. ex. emploi d'accélérateurs
C04B 22/14 - Acides ou leurs sels comportant du soufre dans la partie anionique, p. ex. sulfures
C04B 7/26 - Ciments produits à partir de schistes bitumineux, de déchets ou de résidus autres que des scories à partir de matières premières contenant des cendres folles
C04B 7/28 - Ciments produits à partir de schistes bitumineux, de déchets ou de résidus autres que des scories à partir de résidus de combustion
3$, as well as the use of ternesite as an additive to calcium sulfoaluminate (ferrite) (belite) (CSA(F)(B)) clinker, calcium sulfoaluminate (ferrite) (belite) cement, and calcium sulfoaluminate (ferrite) (belite) binder containing 10 to 90% by weight of CSA(F)(B) and 90 to 10% by weight of ternesite.
C04B 40/00 - Procédés, en général, pour influencer ou modifier les propriétés des compositions pour mortiers, béton ou pierre artificielle, p. ex. leur aptitude à prendre ou à durcir
C04B 28/02 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments hydrauliques autres que ceux de sulfate de calcium
C04B 22/00 - Emploi de matières inorganiques comme ingrédients actifs pour mortiers, béton ou pierre artificielle, p. ex. emploi d'accélérateurs
C04B 22/14 - Acides ou leurs sels comportant du soufre dans la partie anionique, p. ex. sulfures
C04B 7/26 - Ciments produits à partir de schistes bitumineux, de déchets ou de résidus autres que des scories à partir de matières premières contenant des cendres folles
C04B 7/28 - Ciments produits à partir de schistes bitumineux, de déchets ou de résidus autres que des scories à partir de résidus de combustion
C04B 40/00 - Procédés, en général, pour influencer ou modifier les propriétés des compositions pour mortiers, béton ou pierre artificielle, p. ex. leur aptitude à prendre ou à durcir
C04B 28/02 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments hydrauliques autres que ceux de sulfate de calcium
C04B 22/00 - Emploi de matières inorganiques comme ingrédients actifs pour mortiers, béton ou pierre artificielle, p. ex. emploi d'accélérateurs
C04B 22/14 - Acides ou leurs sels comportant du soufre dans la partie anionique, p. ex. sulfures
C04B 7/26 - Ciments produits à partir de schistes bitumineux, de déchets ou de résidus autres que des scories à partir de matières premières contenant des cendres folles
C04B 7/28 - Ciments produits à partir de schistes bitumineux, de déchets ou de résidus autres que des scories à partir de résidus de combustion
