A facade module for separating an interior from an exterior of a building volume includes: a partition plate, including an inner face and an outer face, the partition plate including an inner glazed layer forming the inner face; and a fastening element of the partition plate suitable for fastening the partition plate to a building structure. The partition plate includes at least one stone layer forming the outer face of the partition plate and/or extending over the inner glazed layer.
E04F 13/14 - Revêtements ou enduits, p. ex. pour murs ou plafonds constitués d'éléments d'habillage ou de garnissageLeurs bâtisLeurs moyens de fixation constitués de plusieurs éléments d'habillage ou de garnissage semblables en pierre ou en matériau similaire, p. ex. en céramique en verre
E04F 13/08 - Revêtements ou enduits, p. ex. pour murs ou plafonds constitués d'éléments d'habillage ou de garnissageLeurs bâtisLeurs moyens de fixation constitués de plusieurs éléments d'habillage ou de garnissage semblables
B32B 3/06 - Caractérisés par des caractéristiques de forme en des endroits déterminés, p. ex. au voisinage des bords pour lier les couches ensembleCaractérisés par des caractéristiques de forme en des endroits déterminés, p. ex. au voisinage des bords pour attacher le produit à quelque chose d'autre p. ex. à un support
B32B 9/00 - Produits stratifiés composés essentiellement d'une substance particulière non couverte par les groupes
B32B 17/06 - Produits stratifiés composés essentiellement d'une feuille de verre ou de fibres de verre, de scorie ou d'une substance similaire comprenant du verre comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique
B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
The present invention concerns the field of refining metal melts or slags and provides in particular a reactive material based on calcium aluminate and carbon, its process of preparation and various methods for refining metal melts using the same.
C04B 35/44 - Produits céramiques mis en forme, caractérisés par leur compositionCompositions céramiquesTraitement de poudres de composés inorganiques préalablement à la fabrication de produits céramiques à base d'oxydes à base d'aluminates
B01D 39/20 - Autres substances filtrantes autoportantes en substance inorganique, p. ex. papier d'amiante ou substance filtrante métallique faite de fils métalliques non-tissés
C21C 7/00 - Traitement à l'état liquide des alliages ferreux, p. ex. des aciers, non couverts par les groupes
C04B 41/00 - Post-traitement des mortiers, du béton, de la pierre artificielle ou des céramiquesTraitement de la pierre naturelle
C04B 35/52 - Produits céramiques mis en forme, caractérisés par leur compositionCompositions céramiquesTraitement de poudres de composés inorganiques préalablement à la fabrication de produits céramiques à base de non oxydes à base de carbone, p. ex. graphite
C09K 8/46 - Compositions de cimentation, p. ex. pour la cimentation des tubes dans les trous de forageCompositions de bouchage, p. ex. pour tuer des puits contenant des liants inorganiques, p. ex. ciment Portland
C04B 103/00 - Fonctions ou propriétés de l'ingrédient actif
4.
METHOD FOR OBTAINING A COMPACTED MATERIAL AND COMPACTED MATERIAL OBTAINED THEREBY
The invention relates to a method for obtaining a compacted material according to which, a) a set of particles of raw materials is mixed with 1% to 50% by weight of a hydraulic binder to form a dry composition, the percentage being relative to the total weight of the dry composition, the particle size distribution of the raw material particles being characterised by a first reference diameter d90 of 50 millimetres or less and a second reference diameter d10 of 0.08 micrometres or more, b) the dry composition formed in step a) is mixed with 1% to 35% by weight of water so as to form a mixed composition, the percentage being relative to the total weight of the dry composition, c) the mixed composition from step b) is vibrated at a frequency of 20 to 80 Hertz and at an amplitude of at least 0.3 millimetres, while a compressive stress is applied to the mixed composition, the value of the applied compressive stress being at least 2 MegaPascal. The invention also relates to a method for obtaining a multilayer compacted material and to the materials obtained according to said methods.
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
B28B 3/02 - Fabrication d'objets façonnés en utilisant des pressesPresses spécialement adaptées à ce travail dans laquelle un poinçon exerce une pression sur le matériau dans une cavité de moulagePoinçons de forme particulière
2/g, and a carboxylic acid component, wherein the carboxylic acid component consists of at least one carboxylic acid that is only slightly water soluble and/or has a low dissolution rate in aqueous solutions, and which carboxylic acid component is capable of generating at least one soluble magnesium salt upon contact of the cement with water. Also disclosed is a corresponding refractory material containing the magnesia cement and to uses thereof for the manufacture of products useful in various industries.
C04B 28/30 - 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 magnésium
C04B 35/63 - Préparation ou traitement des poudres individuellement ou par fournées utilisant des additifs spécialement adaptés à la formation des produits
C04B 35/101 - Réfractaires obtenus à partir de mélanges à granulométrie contrôlée
C04B 24/04 - Acides carboxyliquesLeurs sels, anhydrides ou esters
C09K 8/46 - Compositions de cimentation, p. ex. pour la cimentation des tubes dans les trous de forageCompositions de bouchage, p. ex. pour tuer des puits contenant des liants inorganiques, p. ex. ciment Portland
C04B 103/00 - Fonctions ou propriétés de l'ingrédient actif
Disclosed is a method for manufacturing calcium aluminates in an industrial furnace, according to which, continuously, into a tank made of refractory material containing a molten pool that is constantly heated, fine particles are introduced of a raw material source of alumina and/or of aluminium and of a raw material source of calcium oxide and/or of calcium having a median diameter d50 less than or equal to 6,000 μm in order to melt the fine particles of raw material, and, continuously, at the outlet of the tank a mass of liquid calcium aluminates is recovered.
Disclosed is a cement or a refractory concrete composition, including, by weight, as compared to its total weight at least: (a) from 20% to 70% of at least one aluminum organic acid, (b) from 3% to 20% of at least one deflocculant chosen from a carboxylic acid polymer, a carboxylic acid, a salt thereof, or one of their combinations, and, (c) from 7% to 44% of at least one mineral oxide. Also disclosed is the use of such an adjuvant to improve the drying time of a refractory concrete composition or to improve the permeability of a refractory concrete composition, as well as a cement composition and to a refractory concrete composition, each including such an adjuvant.
C04B 24/26 - Composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
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 103/00 - Fonctions ou propriétés de l'ingrédient actif
9.
Composition comprising an amorphous calcium aluminate and associated production method
Disclosed is a composition including an amorphous calcium aluminate with a final lime:alumina molar ratio between lower and upper limits. The amorphous calcium aluminate is a combination including at least: a first amorphous calcium aluminate with a first lime to alumina molar ratio, strictly lower than the lower limit of the predetermined range; and a second amorphous calcium aluminate with a second lime to alumina molar ratio, strictly higher than the upper limit of the predetermined range. The combination includes a first amount of the first amorphous calcium aluminate and a second amount of the second amorphous calcium aluminate, the first and second amounts being determined in such a way that the final lime to alumina molar ratio of the amorphous calcium aluminate, corresponding to the average of the first and second lime to alumina molar ratios weighted by the first and second amounts, is within the predetermined range.
The invention relates to a hydraulically and chemically bonding refractory cement, which comprises a caustic magnesia component having a BET specific surface area of at least 0.5 m2/g, and a carboxylic acid component, wherein the carboxylic acid component consists of at least one carboxylic acid that is only slightly water soluble and/or has a low dissolution rate in aqueous solutions, and which carboxylic acid component is capable of generating at least one soluble magnesium salt upon contact of said cement with water. The invention further relates to a corresponding refractory material containing the magnesia cement and to uses thereof for the manufacture of products useful in various industries.
C04B 28/10 - Ciments de chaux ou ciments d'oxyde de magnésium
C04B 28/30 - 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 magnésium
11.
Ultra-fast setting cement based on amorphous calcium aluminate comprising a surface treatment
3 (A), the C/A molar ratio being higher than or equal to 1.5, preferably higher than or equal to 1.7, characterized in that amorphous calcium aluminate is coated with a surface treatment including an organic compound having at least two hydrophilic functions and one hydrophobic chain. Also disclosed is a method to produce the cement composition, as well as to uses thereof.
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
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
The invention relates to a calcium aluminate cement containing a calcium aluminate with a first crystallized mineralogical phase of calcium dialuminate CA2, comprising one calcium oxide CaO for two aluminum oxides Al2O3, and/or a second crystallized mineralogical phase of bicalcic alumina silicate C2AS, comprising two calcium oxides CaO for one aluminum oxide Al2O3, and one silicon dioxide SiO2. According to the invention, the mass fraction of said first and second mineralogical phases as a whole in said calcium aluminate is no lower than 80%.
C09K 8/46 - Compositions de cimentation, p. ex. pour la cimentation des tubes dans les trous de forageCompositions de bouchage, p. ex. pour tuer des puits contenant des liants inorganiques, p. ex. ciment Portland
The invention relates to a process for manufacturing calcium aluminates in an industrial furnace (1), according to which fine particles of a raw material that is a source of alumina (Al2O3) and/or of aluminium (Al) and of a raw material that is a source of calcium oxide (CaO) and/or of calcium (Ca) having a median diameter d50 less than or equal to 6000 µm are introduced, continuously, into a tank (15) made of refractory material containing a permanently heated molten bath (11) in order to melt said fine particles of raw material, and a liquid mass of calcium aluminates (16) is recovered, continuously, at the outlet of the tank.
The invention relates to a process for manufacturing calcium aluminates in an industrial furnace (1), according to which fine particles of a raw material that is a source of alumina (Al2O3) and/or of aluminium (Al) and of a raw material that is a source of calcium oxide (CaO) and/or of calcium (Ca) having a median diameter d50 less than or equal to 6000 µm are introduced, continuously, into a tank (15) made of refractory material containing a permanently heated molten bath (11) in order to melt said fine particles of raw material, and a liquid mass of calcium aluminates (16) is recovered, continuously, at the outlet of the tank.
The invention relates to a binder composition comprising at least (a) one calcium aluminate cement, said calcium aluminate cement comprising by weight relative to its total weight, - as regards its chemical composition at least : 50% or less of AI2O3 and, - as regards its mineralogical composition at least: 50% or more of CA phase, preferably from 50 % to 70 % of CA, and 0.8 % to 15 % of CA2; said calcium aluminate cement comprising a Blaine Specific Area (BSA) higher than or equal to 3800 cm2/g, and, said calcium aluminate cement being obtained by sintering. The invention also relates to a mortar composition, especially a self-levelling and/or self-smoothing mortar comprising the above mentioned binder composition and having improved polishing resistance.
The present invention relates to a composition comprising an amorphous calcium aluminate having a final molar ratio (RF) of lime to alumina within a predetermined range that extends between a lower limit (Ri) and an upper limit (Rs), said lower limit being different to the upper limit, in which said amorphous calcium aluminate is a mixture of at least: - a first amorphous calcium aluminate having a first molar ratio of lime to alumina (R1) strictly less than the lower limit of said predetermined range, and - a second amorphous calcium aluminate having a second molar ratio of lime to alumina (R2) strictly greater than the upper limit of said predetermined range, and in which said mixture comprises a first quantity of the first amorphous calcium aluminate and a second quantity of the second amorphous calcium aluminate, said first and second quantities being determined such that the final molar ratio of lime to alumina of the amorphous calcium aluminate, corresponding to the average of the first and second molar ratios of lime to alumina weighted by said first and second quantities, belongs to said predetermined range. The present invention also concerns a method for producing such a composition.
The present invention relates to an adjuvant for a cement or a refractory concrete composition, comprising, by weight, as compared to its total weight at least: (a) from 20% to 70% of at least one aluminum organic acid, (b) from 3% to 20% of at least one deflocculant chosen from a carboxylic acid polymer, a carboxylic acid, a salt thereof, or one of their combinations, and, (c) from 7% to 44% of at least one mineral oxide. The invention further relates to the use of such an adjuvant to improve the drying time of a refractory concrete composition or to improve the permeability of a refractory concrete composition. The invention lastly relates to a cement composition and to a refractory concrete composition, each comprising such an adjuvant.
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 111/00 - Fonction, propriétés ou utilisation des mortiers, du béton ou de la pierre artificielle
A fluidizing composition in the form of a liquid or in the form of a powder including at least one superplasticizer chosen from polycarboxylate ethers, characterized in that it includes from 1 to 20 parts by weight of at least one aromatic hydrocarbon sulfonic acid or one of its salts chosen from alkali salts, alkaline-earth salts or one of their mixtures, for 100 parts by weight of the superplasticizer. A method for preparing such fluidizing composition, a dry mortar incorporating the fluidizing composition, as well as plasters prepared from the dry mortar are also described.
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
C04B 24/28 - Composés macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
C08L 71/00 - Compositions contenant des polyéthers obtenus par des réactions créant une liaison éther dans la chaîne principaleCompositions contenant des dérivés de tels polymères
The invention relates to an ultra-fast setting cement composition comprising at least amorphous calcium aluminate comprising by weight relative to the total weight of the amorphous calcium aluminate: (a) 35 to 55 % calcium oxide CaO (C); (b) 19 to 55 % alumina AI2O3 (A), the molar ratio C/A being greater than or equal to 1.5; and (c) 0 to 10 % silica SiO2, characterized in that the amorphous calcium aluminate comprises: (d) 5 to 16 % iron oxide Fe2O3. The invention also relates to a method of producing the cement composition and to its uses.
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
The invention relates to an ultra-fast setting cement composition comprising at least amorphous calcium aluminate comprising by weight relative to the total weight of the amorphous calcium aluminate: (a) 35 to 55 % calcium oxide CaO (C); and (b) 19 to 55 % alumina AI2O3 (A), the molar ratio C/A being greater than or equal to 1.5, and preferably greater than or equal to 1.7. The invention is characterized in that the amorphous calcium aluminate is coated with a surface treatment comprising an organic compound comprising at least two hydrophilic functions and a hydrophobic chain. The invention also relates to a method for producing the cement composition and to its uses.
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
The present invention relates to a wetting composition taking the form of a liquid or powder comprising at least one superplasticiser chosen from the polycarboxylate ethers, characterised in that it comprises 1 to 20 parts by weight of at least one aromatic hydrocarbon sulfonic acid or one of its salts chosen from alkali salts, alkaline-earth salts or one of their mixtures, for 100 parts by weight superplasticiser. The invention also relates to a process for preparing said wetting composition, to a dry mortar incorporating said wetting composition and to plasters prepared from said dry mortar.
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
Stabilized aqueous suspensions include aluminous cement and/or calcium sulfoaluminous cement and binding compositions including the aqueous suspension in combination with organic binders, which are stable at room temperature and at high temperature as well as methods for preparing the same are described.
The invention relates to stabilized aqueous suspensions including an aluminous cement and/or a calcium sulfoaluminate cement, to binding compositions including the aqueous suspension in combination with organic binders, which are stable at ambient temperature and at high temperatures, and to the methods for preparing same.
the material having a pore volume ranging from 70% to 95%. The use of a mineral foam for making thermal insulation material as well as methods for making the mineral foam are also described.
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
The invention relates to a thermally insulating material having a cellular structure including, by weight relative to the total weight of the material: 4% to 96% of a hydraulic binder characterised before coming into contact with water in that said binder includes at least one phase selected from C3A, CA, C12A7, C11 A7CaF2, C4A3$ (ye'elimite), C2A(1-x)Fx (where x is [0, 1]); amorphous hydraulic phases having a C/A mole ratio of 0.3 to 15 and such that the cumulative content of Al2O3 in said phases is 3% to 70% of the total weight of the hydraulic binder; and 4% to 96% of at least one filler, said material having a porosity of 70 vol% to 95 vol%. The invention also relates to the use of a mineral foam to produce said thermally insulating material as well as to the methods for manufacturing said mineral foam.
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 38/02 - Mortiers, béton, pierre artificielle ou articles de céramiques poreuxLeur préparation par addition d'agents chimiques gonflants
C04B 38/10 - Mortiers, béton, pierre artificielle ou articles de céramiques poreuxLeur préparation en utilisant des agents moussants
27.
POROUS MAGNESIA CLINKER, MANUFACTURING METHOD AND USE THEREOF AS FLUX FOR TREATING STEELMAKING SLAG
The invention relates to a clinker including, relative to the total weight of the clinker: - 30 to 85 % of Al2O3; - 3 to 45 % of CaO; - 9 to 45 % of MgO and having effective porosity, as measured by the underwater effective porosity measurement test according to amended standard NF B40-312, of 4 % to 60 %.
The invention relates to a ready-for-use dual-component system including a portion (A) containing retarded aqueous-phase aluminous cement and an aqueous phase portion (B) for initiating the curing process. The portion (A) further includes boric acid or a salt thereof, at least one super-plasticizer and water. The portion (B) includes an initiator and water. According to the invention, the dual-component system meets the following requirements: a) the initiator includes uniquely lithium salts and contains a mixture of lithium hydroxide and at least another water-soluble lithium salt, preferably a lithium sulphate or carbonate; the total mass of the lithium element (Li) in the portion (B) is such that, after mixing with the portion (A), it ranges from 0.5 wt % to 2 wt % relative to the weight of aluminous cement in the portion (A), preferably from 0.8 wt % to 1.3 wt %; and c) the mass of the lithium element (Li) in the portion (B) added by the lithium hydroxide is such that, after mixing with the portion (A), it ranges from 0.1 wt % to 1 wt % relative to the weight of aluminous cement in the portion (A), preferably from 0.15 wt % to 0.4 wt %.
Container for the bulk transport of cohesive granular or powder products, comprising a rigid outer jacket (1) having a rear wall and a front wall, a top wall and a bottom wall, and two side walls, and, inside the outer jacket, a flexible liner (10) designed to contain the granular or powder product, means (20, 14, 16a, 16b) being provided to keep the flexible liner open inside the rigid outer jacket of the container, which container is characterized in that it comprises at least one means (19) for disintegrating the granular or powder product contained in the liner positioned underneath the front half of the liner between the bottom wall (10b) of the liner and the bottom wall of the rigid outer jacket and capable of lifting the product through a height at least equal to, and preferably greater than, the shear path of the granular or powder product and over an area greater than or equal to 10% of the total area of the liner bottom wall.
B65D 88/56 - Grands réceptacles caractérisés par des moyens pour faciliter le remplissage ou le vidage par basculement
B65D 88/64 - Grands réceptacles caractérisés par des moyens pour faciliter le remplissage ou le vidage en empêchant la formation de ponts
B65D 88/66 - Grands réceptacles caractérisés par des moyens pour faciliter le remplissage ou le vidage en empêchant la formation de ponts par des dispositifs à vibration ou à chocs
Process for reducing the occurrence an/or intensity of staining, after setting, of mortars and concretes. The process consists in reducing the occurrence an/or intensity of staining, after setting, of mortars and concretes comprising at least one Portland cement and as a setting accelerator, at least one high alumina cement, which consists in suppressing or reducing the amount of C4AF from the Portland cement, free to move in the pore solution
The invention concerns a hydraulic binder for low-cement content concrete. The ground mineral portion of said cement comprises an under-calcined alumina the BET specific surface of which ranges between 8 m2/g and20 m2/g. Said binder enables a concrete to be formulated the use properties of which remain stable and constant whatever the type of silica smoke used, and capable of being used over a wide working temperature range for implementation. The invention also concerns a preparation for refractory concrete and a method for making refractory concrete.
The invention relates to a method for producing concrete parts and a structure consisting (i) in supplying a first concrete composition based on a quick binder containing Portland cement, an curing accelerator system based on Al2O3, CaO lime and SO3 sulphates, a retardant system and a superplastisizer, (ii) in a adding a releaser system for forming a second concrete composition and in pouring said second concrete composition into a concrete form. The use of a releaser system and the preparation of the first concrete composition are also disclosed.
Mineral particulates for use in the building industry; Non-metallic minerals for building or construction; filling, hydraulic, [ magnesia, ] alumina [, silica and Portland ] cements; calcium aluminates cement, cement mixes; coatings namely, cementitious linings and refractory cementitious linings for coating and lagging furnaces, firechambers and similar plants; [ mortars for building works; ] hydraulic binders, namely, cements and sands
