Matches 1 - 50 out of 333 1 2 3 4 5 6 7 >


Match Document Document Title
9039830 Cement composition containing dune sand and limestone powder, concrete products and method for making concrete products  
A raw batch composition for concrete or concrete wherein the raw batch composition comprises Portland cement of about 15 wgt. % to about 45 wgt. % and dune sand preferably red dune sand is present...
9034099 Cement that is resistant to internal sulfate reactions and to external sulfate attacks  
The present invention relates to a novel cement which makes possible the preparation of concrete, grout or mortar which is resistant to internal sulfate reactions and to external sulfate attacks,...
9023150 Acid-soluble cement compositions comprising cement kiln dust and/or a natural pozzolan and methods of use  
The present invention relates to acid-soluble cement compositions that comprise cement kiln dust (“CKD”) and/or a natural pozzolan and associated methods of use. An embodiment includes a method of...
8992679 Cementitious material, dry construction pellets comprising uncured cement powder and binder, and method of making thereof  
Dry construction pellets that may be made by mixing predetermined portions of two or more components of cementitious materials without ingredients that would allow the mixture to cure, and...
8979997 Concrete mixture and method of forming the same  
A concrete mixture for forming a breathable concrete. The mixture comprises aggregate particles and a paste comprising water, cement or cement substitute, and plasticizer. The plasticizer controls...
8974593 Particle packed cement-SCM blends  
Cement-SCM blends employ particle packing principles to increase particle packing density and reduce interstitial spacing between the cement and SCM particles. Particle packing reduces the amount...
8968461 Concrete mix for electromagnetic wave/pulse shielding  
Conductive concrete mixtures are described that are configured to provide EMP shielding and reflect and/or absorb, for instance, EM waves propagating through the conductive concrete mixture. The...
8961684 Production of coal combustion products for use in cementitious materials  
A method and system for producing modified coal combustion products are disclosed. The additives reduce the particle sizes of the coal combustion product and may reduce the amount of un-burned...
8932399 Light-weight composition and mix for masonry, mortar and stucco  
A pre-mixed mortar, stucco or masonry composition includes from 70 to 80 percent sand and from 20 to 30 percent of a light-weight cement mix composition. The light-weight cement mix composition...
8858704 Low density cementitious compositions using limestone  
A manufactured cementitious binder includes a hydraulic binder in an amount in the range of from 40 to 75% by weight of the cementitious binder; metakaolin in an amount in the range of from 1 to...
8834624 Modified cement composition, preparation and application thereof  
Light to ultra-light cement compositions with modified rheological properties. The cement composition includes cement, hydrophobic nano-silica, at least one additive and a sufficient amount of...
8821629 Light-weight composition and mix for masonry, mortar and stucco  
A pre-mixed mortar, stucco or masonry composition includes from 70 to 80 percent sand and from 20 to 30 percent of a light-weight cement mix composition that comprises either slag cement, Gypsum...
8815009 Clay-bearing manufactured sands for hydratable cementitious compositions  
The present invention provides a method for making sand compositions wherein manufactured sand particles are pretreated with a clay-mitigating polycation and blended with natural sand particles...
8808604 Concrete pole and manufacturing method therefor  
A method for manufacturing a concrete pole, includes steps of preparing a mold with PC steel bars; preparing a concrete composition comprising cement 19˜21 weight percent, Pozzolanic material 3˜5...
8808449 Foamed concrete  
A foamed concrete having a density from 100 to 800 kg/m3 including by mass relative to the total mass of the concrete: a cement; water; from 0.01 to 5% of a water-reducing agent, plasticizer or...
8801851 Foamed concrete  
A foamed concrete having a density from 100 to 800 kg/m3 including by mass relative to the total mass of the concrete: a cement; water; from 0.01 to 5% of a water-reducing agent, plasticizer or...
8741054 Production of cement additives from combustion products of hydrocarbon fuels and strength enhancing metal oxides  
The present invention provides combustion products of hydrocarbon fuels and controlled amounts of metal oxide strength enhancing materials. The combustion products are useful as additives to...
8652250 Composition used for high-strength and impermeable concrete  
A composition used for high-strength impermeable concrete. The composition contains sand, stone, cement, water reducer, water and reinforced impermeable sand. The reinforced impermeable sand...
8628713 Inorganic board and method for manufacturing inorganic board  
An inorganic board contains, in a solid content ratio, 30 to 70 mass % of hydraulic material, 5 to 15 mass % of reinforcing fiber, and 1 to 30 mass % of wollastonite having a wet volume (after...
8603239 Fiber cement building materials with low density additives  
This invention relates to a formulation with the addition of low density additives of volcanic ash, hollow ceramic microspheres or a combination of microspheres and volcanic ash or other low...
8568527 Processed mineral additive for reducing concrete permeability and increasing strength  
A durable concrete composition includes a cementitious material comprising cement and ground expanded perlite, coarse aggregate, fine aggregate, and sufficient water for adequate workability. The...
8551241 Fly ash based lightweight cementitious composition with high compressive strength and fast set  
A method of making a rapid setting lightweight cementitious composition with improved compressive strength for products such as boards is disclosed. The method mixes fly ash, alkali metal salt of...
8529689 Cementitious compositions and related systems and methods  
Provided are cementitious compositions and related systems and methods. The cementitious compositions, or admixtures, according to the present invention generally comprise gypsum, a first alkaline...
8480802 Cementitious composition incorporating high levels of glass aggregate for producing solid surfaces  
A cementitious compostion for high density, low porosity sheet-form building materials having solid surfaces is comprised of cement, pozzolans, and a high percentage of fine and/or coarse glass...
8476039 Hot spring bacterial strain BKH1 and protein isolated therefrom, concrete compositions, and uses thereof  
Disclosed is a Thermoanaerobacter sp. bacterial strain (BKH1) isolated from a hot spring, a purified protein (bioremediase) isolated from bacterial strain BKH1, as well as concrete compositions...
8419852 Light-weight composition and mix for masonry, mortar and stucco  
An application for a pre-mixed mortar, stucco or masonry composition includes a approximately 75% sand and 25% of a light-weight cement mix comprising a cement (either Portland cement or Gypsum),...
8414700 Narrow PSD hydraulic cement, cement-SCM blends, and methods for making same  
Hydraulic cements, such as Portland cements and other cements that include substantial quantities of tricalcium silicate (C3S), dicalcium silicate (C2S), tricalcium aluminate (C3A), and/or...
8394192 Formulation, utilisation and process to obtain a lightweight structural concrete  
A lightweight structural concrete includes a hydraulic binder; effective water; a superplasticizer; and aggregates; the concrete having a density in the fresh state varying from 1.40 to a Dmax...
8393391 Dry cement formulation for cementing holes in the earth  
The present invention pertains to a dry cement formulation for cementing earth boreholes, in particular oil, gas and/or terrestrial heat boreholes, containing a) about 20 to 99.9 wt. % cement, b)...
8382893 Cementitious compositions  
A cementitious composition is formed from a dry mix including a quantity of cement; a quantity of silica and a plurality of fibers. The cementitious composition further includes a quantity of...
8377201 Narrow PSD hydraulic cement, cement-SCM blends, and methods for making same  
Hydraulic cements, such as Portland cements and other cements that include substantial quantities of tricalcium silicate (C3S), dicalcium silicate (C2S), tricalcium aluminate (C3A), and/or...
8366823 Fly ash based lightweight cementitious composition with high compressive strength and fast set  
A method of making a rapid setting lightweight cementitious composition with improved compressive strength for products such as boards is disclosed. The method mixes fly ash, alkali metal salt of...
8361219 Air-curing expanded concrete composed of binder-containing mixtures  
The invention relates to an expanded concrete composed of binder-containing mixtures, preferably having binders composed of Portland cement as specified in DIN EN 197 or of mixtures of hydraulic,...
8357240 Method of making concrete  
A method of preparing a light weight concrete composition using expanded polymer particles that includes a) replacing from about 10 to about 50 volume percent of the coarse aggregate in the...
8353984 Compressive strength improvement of cement and gypsum products  
The invention relates generally to a cement or gypsum composition having improved properties, which is prepared by incorporating an enzyme into a cement material such as a cement, mortar, or...
8343271 Hydraulic cement compositions and methods of making and using the same  
A hydraulic cement comprising a calcium silicate and at least one phosphate compound. The phosphate compound is included in an amount sufficient to react a major portion of the calcium hydroxide...
8323401 Compressive strength improvement of cement and gypsum products  
The invention relates generally to a cement or gypsum composition having improved properties, which is prepared by incorporating an enzyme into a cement material such as a cement, mortar, or...
8323398 Construction material based on activated fly ash  
The disclosure concerns cost effective concrete formulations based on an alkali activated binder. The construction material of the concrete type, contains sand, fine aggregates, coarse aggregates,...
8317916 Set retardant for hydraulic cement compositions  
A zinc-oxide based set retardant additive and admixture for use in Portland cement or other hydraulic cement mixtures. The admixture may comprise silica fume, vitreous calcium aluminosilicate,...
8308863 Low embodied energy concrete mixture  
A method for making a low embodied energy cementitious mixture by blending a variety of post-consumer wastes, post-industrial wastes, as well as renewable, organic and recyclable materials with...
8303708 Concrete composition  
A ductile ultra-high performance concrete which includes in relative parts by weight: 100 of Portland cement; 50 to 200 of a sand having a single grading with a D1O to D90 between 0.063 and 5 mm,...
8293006 Cement/aggregate composition, concrete product and method for making a concrete product  
A concrete product is produced by providing red dune sand having a particle size of 45 microns or less and mixing the red dune sand with hydraulic cement in a ratio of about 30% of the cement...
8273173 Nano-additive for hydrocarbon well cementing operations  
A cement additive, comprising nanostructured or not particles of SiO2—CaO—Al2O3 and at least one additive selected from the group consisting of nano-sized particles of SiO2, 2CaO.SiO2, 3CaO.SiO2,...
8261827 Methods and compositions comprising kiln dust and metakaolin  
The present invention provides settable compositions and methods of using settable compositions that comprise a hydraulic cement; a partially calcined kiln feed comprising SiO2, Al2O3, Fe2O3, CaO,...
8252108 Light-weight composition and mix for masonry, mortar and stucco  
An application for a pre-mixed mortar, stucco or masonry composition includes a approximately 75% sand and 25% of a light-weight cement mix comprising a cement (either Portland cement or hydraulic...
8246739 Concrete with a low clinker content  
A process for the preparation of a wet concrete composition, including mixing Portland clinker in the form of grains having a Dv97 from 10 to 30 μm or having a Blaine specific surface greater than...
8236230 Method of producing a cementitious sheet-form material having a high level of glass aggregate and a solid surface  
A method of producing a sheet-form material having an exposed solid surface comprises pre-mixing cement with at least one pozzolan to provide a cement/pozzolan mixture with a high pozzolan to...
8236099 Cement slurry with low water to cement ratio  
A cement slurry comprising a mixture of a cement blend and water, wherein the cement blend comprises at least about 70% by volume of blend of cementitious particulate material and water is present...
8236101 Swimming pool plaster enhancement  
A method for preparing swimming pool plaster includes the addition of titanium dioxide (TiO2) to white swimming pool plaster mixture to improve the appearance of the plaster and reduce or...
8235115 Cement slurry with low water-to-cement ratio  
A cement slurry comprising a mixture of a cement blend and water, wherein the cement blend comprises at least about 70% by volume of blend of cementitious particulate material and water is present...

Matches 1 - 50 out of 333 1 2 3 4 5 6 7 >