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8951460 Accelerating curing and improving the physical properties of pozzolanic and cementitious-based material  
The invention comprises a method of making a cement-based object or structure having a compressive strength greater than about 1,000 psi. The method comprises placing a cement-based material in an...
8950486 Acid-soluble cement compositions comprising cement kiln dust and methods of use  
The present invention relates to acid-soluble cement compositions that comprise cement kiln dust (“CKD”) and associated methods of use. An embodiment provides a method of cementing comprising:...
8944166 Composition and methods to prevent corrosion by CO2 on cement composition  
Methods and compositions that protect cement compositions from corrosion, particularly from wet carbon dioxide, are provided. A soluble salt additive is provided to react with reaction products...
8932402 Construction materials binders  
Hydraulic binder comprising: at least one first calcium aluminosilicate derivative with a fineness of less than 6000 Blaine,slag microparticles with a fineness of greater than or equal to 6000...
8916277 Low embodied energy wallboards and methods of making same  
Wallboards, as well as other building materials, are produced by methods which use significantly reduced embodied energy, generating far less greenhouse gases when compared with the energy used to...
8895486 Methods and compositions comprising cement kiln dust having an altered particle size  
Methods and compositions are disclosed that comprise cement kiln dust having a mean particle size that has been altered. An embodiment discloses a method of preparing cement kiln dust comprising:...
8709150 Composition for building material and a process for the preparation thereof  
The present invention provides a composition and a process for the preparation of chemical activated cold setting fly ash building construction materials. The chemical activator is an alkaline...
8657950 Inorganic material board  
An inorganic material board, which is a cured mat formed by dehydrating a slurry including 30 to 53 wt % of blast furnace slag, 2 to 5 wt % of gypsum having an average particle size of 200 to 2000...
8636068 Method of reducing corrosion in cement  
Methods and compositions that protect cement compositions from corrosion, particularly from wet carbon dioxide, are provided. A soluble salt additive is provided to react with reaction products...
8636941 Methods of making concrete runways, roads, highways and slabs on grade  
The invention comprises a method of forming a slab on grade. The method comprises placing a first layer of insulating material horizontally on the ground and placing plastic concrete for a slab on...
8617307 Alkali-activated binder, alkali-activated mortar, concrete products and wet red clay paving material using binder  
The present invention relates to an alkali-activated binder which can be used as a binder for replacing cement, and more particularly, to an alkali-activated binder, and to mortar, concrete,...
8603240 Converting coal ash and electric arc furnace dust into glass-ceramic materials  
A process for control melting a mixture of coal ash, electric arc furnace dust, recycled glass and additives to create a feedstock. The feedstock is quenched or air dried in a mold to create...
8562735 Incinerator fly ash geopolymer and method  
A geopolymer concrete formed by mixing about 3% to about 43% by weight incinerator fly ash, about 3% to about 35% by weight coal fly ash, about 7% to about 38% by weight alkaline activator liquid,...
8545749 Concrete mix composition, mortar mix composition and method of making and curing concrete or mortar and concrete or mortar objects and structures  
The invention comprises a method of making a cement-based object or structure having a compressive strength greater than about 1,000 psi. The method comprises placing a cement-based material in an...
8536239 Method for producing improved rubberized concrete using waste rubber tires  
Partial oxidation of crumb rubber derived from environmental hazardous waste tires yields surface treated crumb rubber which are used as blending stocks for making rubberized concrete with...
8460459 Inorganic binder system for the production of chemically resistant construction chemistry products  
A novel binder system comprising at least one latent hydraulic binder, at least one amorphous silica, optionally at least one reactive filler and at least one alkali metal silicate is proposed. It...
8409344 Cement and methods of preparing cement  
Cement compositions and methods for making cement compositions are provided. The cement compositions can comprise at least one oxide having a particle size of less than about 600 nm. The methods...
8399387 Settable compositions comprising cement kiln dust and rice husk ash and methods of use  
Embodiments disclose method and compositions that comprise cement kiln dust and rice husk ash. An embodiment comprises a method of cementing comprising: placing a settable composition into a...
8327939 Settable compositions comprising cement kiln dust and rice husk ash and methods of use  
Embodiments disclose method and compositions that comprise cement kiln dust and rice husk ash. An embodiment comprises a method of cementing comprising: placing a settable composition into a...
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,...
8307899 Methods of plugging and abandoning a well using compositions comprising cement kiln dust and pumicite  
The present invention is directed to plug-and-abandon operations that use plugging compositions comprising cement kiln dust, pumicite, and/or lime. An embodiment includes a method of plugging a...
8297357 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...
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,...
8257486 Composition for building material and a process for the preparation thereof  
The present invention provides a composition and a process for the preparation of chemical activated cold setting fly ash building construction materials. The chemical activator is an alkaline...
8152917 Method for manufacturing concrete containing electric arc furnace dust  
A method for manufacturing concrete bodies or forms containing electric arc furnace dust in an amount of up to about 4% at elevated temperatures to provide concrete bodies is disclosed. The...
8118931 Mixture, in particular construction material mixture containing furnace slag  
The present invention relates to building material mixtures which contain slag sand and zinc salts which have from 0 to 8 carbon atoms in their structure. The invention furthermore relates to the...
8080105 Methods of manufacturing and using a flowable cement-based material  
Methods of manufacture and use of flowable materials are provided. The flowable fill materials include a cement-based fill material with a cement component and an aggregate component that are...
7947229 Apparatus and method for dissolution reaction  
When fly ash is added to a cement kiln to materialize it after being desalinated by washing, scale is prevented from growing in a dissolution reaction apparatus depositing calcium-containing...
7846244 Sealing agent for waterproof barriers  
The sealing agent for waterproof barriers in the form of a clay and cement suspension made of polymineral clays, characterized by the fact that it contains 3-15% parts by weight of cement, up to...
7727330 Universal hydraulic binder based on fly ash type F  
The present invention concerns the development of a simple, multipurpose, low cost, environmental friendly and safe binder formulation and related process, based on high volumes of alkaline...
7677786 Method for producing concrete and standardizing system for concrete production  
There is provided a process for producing concrete, comprising: in producing concrete, previously providing at least one premix composition for a concrete mix, which has been measured and prepared...
7465350 Hydraulic composition  
A hydraulic composition of the present invention includes (A) 100 parts by weight of cement having a Blaine specific surface area of 2,500 to 5,000 cm2/g, (B) 10 to 40 parts by weight of fine...
7445669 Settable compositions comprising cement kiln dust and additive(s)  
The present invention provides settable compositions that comprise water and cement kiln dust. The settable compositions optionally may comprise an additive that comprises at least one of the...
7445668 Hydraulic binder having low CO2 emission level  
The invention relates to a hydraulic binder containing, in percentage by weight: from 1.1 to 9% of tricalcium aluminatefrom 1.5 to 13.5% of tetracalcium ferroaluminatefrom 0.5 to 1.5% of...
7395860 Methods of using foamed settable compositions comprising cement kiln dust  
The present invention provides settable compositions that comprise water and cement kiln dust. The settable compositions optionally may comprise an additive that comprises at least one of the...
7381263 Cement compositions comprising high alumina cement and cement kiln dust  
The present invention provides cement compositions that comprise water, high alumina cement, a soluble phosphate, and cement kiln dust. The cement compositions optionally may be foamed with a gas....
7337842 Methods of using cement compositions comprising high alumina cement and cement kiln dust  
The present invention provides cement compositions that comprise water, high alumina cement, a soluble phosphate, and cement kiln dust. The cement compositions optionally may be foamed with a gas....
7335252 Lightweight settable compositions comprising cement kiln dust  
Settable compositions that comprise water, CKD, and microspheres, wherein the lightweight settable composition has a density less than about 13 pounds per gallon. Methods of cementing that...
7294193 Cementitious materials including slag and geopolymers  
Cementitious materials including slag and geopolymer can be added to conventional cement compositions, such as Portland cement, as a partial or total replacement for conventional cement materials....
7267720 Method for preparing a building material  
A method of preparing a building material is provided. An aggregate material, water, a hydraulic binder material, and one or more hydraulic activators are mixed. The hydraulic binder material...
7204310 Methods of use settable drilling fluids comprising cement kiln dust  
Settable drilling fluids comprising an aqueous-based drilling fluid and cement kiln dust. Methods of cementing in a subterranean formation comprising: providing a settable drilling fluid...
7199086 Settable spotting compositions comprising cement kiln dust  
Provided herein are settable spotting compositions that comprise cement kiln dust and associated methods of use. Also provided are methods that comprise providing a settable spotting composition...
7141112 Cementitious materials including stainless steel slag and geopolymers  
Cementitious materials including stainless steel slag and geopolymer can be added to conventional cement compositions, such as Portland cement, as a partial or total replacement for conventional...
7077203 Methods of using settable compositions comprising cement kiln dust  
The present invention provides settable compositions that comprise water and cement kiln dust. The settable compositions optionally may comprise an additive that comprises at least one of the...
6960253 Method of forming hydraulic cement protective coatings  
Dry mixes for hydraulic cement coatings for masonry, above ground concrete structures and below ground concrete structures. Hydraulic cement, sand and particular aggregates are combined to form...
6780236 Settable composition containing sodium chloride  
The present invention relates to settable compositions for general purpose concrete construction containing Class-F fly ash, Class-C fly ash or slag, and sodium chloride (NaCl) as a substantial...
6755905 Use of high carbon coal ash  
A synthetic slag is produced by a high temperature combustion reaction between coal ash having a high carbon content, and a source of lime such as cement kiln dust. The carbon content of the coal...
6746531 Pre-blend settable composition containing calcium chloride  
The present invention relates to settable compositions for general purpose concrete construction containing Class-F fly ash, Class-C fly ash or slag, and calcium chloride (CaCl2) as a substantial...
6645290 Settable composition containing cement kiln dust  
The present invention relates to settable compositions for general purpose concrete construction containing Class-F fly ash, Class-C fly ash or slag, and cement kiln dust (CKD) as a substantial...
6641658 Rapid setting cementitious composition  
A rapid setting cementitious composition useful for making cement boards employs an insoluble form of anhydrous calcium sulfate (anhydrite) to accelerate setting and to permit reducing the amount...
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