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Vehicle mounted toilet seat

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Class 106/727 - Organic nitrogen compound


Subclass of Class 106 - Compositions: coating or plastic
Definition: Subject matter including an organic nitrogen containing
No. of patents: 315
Last issue date: 02/21/2012


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NumberTitleIssue Date
8118930Setting accelerator for sprayed concrete
An accelerating admixture for concrete, containing a liquid mixture being an aqueous solution or an aqueous dispersion, wherein a) the liquid mixture contains 13 to 43 weight % dissolved aluminium sulfate, b) the liquid mixture contains less than 1 weight % dissolve...
02/21/2012
7744692Lightweight concrete compositions
A lightweight cementitious composition containing from 10 to 90 volume percent of a cement composition, from 10 to 90 volume percent of particles having an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from 0.03 g/cc to 0.64 g/cc, an aspect rat...
06/29/2010
7686884Use of phosphorus-oxygen acid esters containing alkoxy groups as corrosion inhibitors for reinforced concrete
Disclosed is a hydraulically setting composition containing phosphorus-oxygen acid esters or ester salts which comprise alkoxy groups. Also disclosed is a surface-modifying agent for structural steel, which contains or consists of phosphorus-oxygen acid esters or es...
03/30/2010
7670427Very fast setting cementitious composition with high early-age compressive strength
A method of making a rapid setting composition for cement boards is disclosed. Compositions including portland cement, fly ash, gypsum, alkanolamine and phosphate are disclosed. A synergistic interaction between the alkanolamine and phosphate increases the effective...
03/02/2010
7438757Concrete block and method of making same
A concrete building block containing Portland cement, a filler, water, and a quantity of particularly sized plastic particles, such as spent abrasive particles of a thermoset plastic. The associated method of producing such blocks eliminates the need of curing the b...
10/21/2008
7413014Foamed fly ash cement compositions and methods of cementing
Methods of cementing and low density foamed cement compositions therefor are disclosed. A low density foamed cement composition of the invention comprises fly ash comprising calcium oxide or calcium hydroxide, water present in an amount sufficient to form a slurry, ...
08/19/2008
7410536Oxidation-stable iron oxide pigments, process for preparing them and their use
The present invention relates to oxidation-stable iron oxide pigments which have a coating of at least one organic substance, to their preparation and to their use. ...
08/12/2008
7407546Method of removing ammonia from fly ash and fly ash composition produced thereby
A method of treating fly ash and fly ash treated thereby, the method involving contacting ammonia-laden fly ash with an organic base-containing treatment composition, where the organic base causes the ammonia within the fly ash to evolve from the fly ash. The treatm...
08/05/2008
7393886Cement dispersant and concrete composition containing the dispersant
A superior cement dispersant and a concrete composition containing the cement dispersant, the cement dispersant being a water-soluble amphoteric copolymer which contains an alkylene oxide adduct of a polyamide polyamine having an unsaturated group and at least two t...
07/01/2008
7381264Admixture
A liquid accelerator composition for sprayed concrete, comprising aluminium sulphate, amorphous aluminium hydroxide, alkanolamine and an organic dibasic acid anhydride. The compositions allow the attainment of high early compressive strength, and they can be tailore...
06/03/2008
7357834Cement composition for use with a formate-based drilling fluid comprising an alkaline buffering agent
A cement slurry comprising a base for reducing the impact of an alkaline solution may be displaced into a wellbore and allowed to set. The base may comprise a metal carbonate that is soluble in water such as potassium carbonate. The cement slurry may further include...
04/15/2008
7350574Methods of retarding the setting of a cement composition using biodegradable monomers
Methods of retarding the setting of a cement composition comprise including one or more secondary amines substituted with a carboxyl group or salts thereof (e.g., 3-hydroxy N,N′-iminodisuccinic acid) in the cement composition. The inclusion of such materials in ce...
04/01/2008
7350573Servicing a wellbore with wellbore fluids comprising perlite
Wellbore fluids comprising an expanded and ground perlite and methods of using the same are disclosed. In one embodiment, the methods include a method of cementing comprising preparing or placing a cement composition comprising cement, water, and an expanded and gro...
04/01/2008
7351279Cement compositions with improved mechanical properties and methods of cementing in subterranean formations
Cement compositions with improved mechanical properties and associated methods are provided, which are useful in conjunction with subterranean well operations. In certain embodiments, the cement compositions comprise carbon fibers, rubber particles, a hydraulic ceme...
04/01/2008
7332026Cementitious compositions containing interground cement clinker and zeolite
Methods and compositions for wellbore treating fluids, especially cementitious compositions that include interground cement clinker and zeolite, with and without gypsum. ...
02/19/2008
7328756Settable fluids comprising particle-size distribution-adjusting agents and methods of use
Settable fluids comprising particle-size distribution-adjusting agents, and methods of using such settable fluids in subterranean and surface applications are provided. In certain exemplary embodiments, the settable fluid comprises a cement, a set retarder, and a pa...
02/12/2008
7326291Cementitious compositions containing interground cement clinker and zeolite
Methods and compositions for wellbore treating fluids, especially cementitious compositions that include interground cement clinker and zeolite, with and without gypsum. ...
02/05/2008
7320730Subterranean fluids and methods of using these fluids in subterranean formations
Subterranean fluids comprising a hydraulic cement in an invert emulsion, and methods of using such fluids in subterranean well cementing operations, are provided. The fluids comprise a hydraulic cement and an invert emulsion of oil, water, and a surfactant. Optional...
01/22/2008
7311770Granulated hydrophobic additive for gypsum compositions
A hydrophobic gypsum composition is provided which contains gypsum, a granulated hydrophobing additive and a pH effecting additive in an amount sufficient to maintain the pH of the composition in the range of 8 and 12.5, in the presence of water. The granule contain...
12/25/2007
7303015Cementitious compositions containing interground cement clinker and zeolite
Methods and compositions for wellbore treating fluids, especially cementitious compositions that include interground cement clinker and zeolite, with and without gypsum. ...
12/04/2007
7294194Emulsion admixtures for improving cement elasticity
Methods and cement compositions for sealing a subterranean zone penetrated by a wellbore. The cement compositions include cementitious material, a mixing fluid, at least one polar monomer, and at least one elasticity enhancing monomer. ...
11/13/2007
7285165Cement compositions comprising set retarder compositions and associated methods
Cement compositions are provided that comprise a hydraulic cement, water, and a set retarder composition, the set retarder composition comprising an acrylamide polymer derivative; and an iron compound. In some embodiments, cement compositions are provided that compr...
10/23/2007
7282093Cement compositions with improved mechanical properties and methods of cementing in subterranean formations
Foamed cement compositions comprising carbon fibers, a hydraulic cement material, sufficient water to form a slurry, an expanding additive, and optionally, other ingredients, including any suitable additives. ...
10/16/2007
7273524Concrete composition method of producing concrete compositions and cement admixture
The objective of the present invention is to provide a concrete composition in which the amount of air entrained can be maintained stably and which is excellent in strength and durability, a concrete composition which is excellent in freeze-thaw durability owing to ...
09/25/2007
7268100Shale inhibition additive for oil/gas down hole fluids and methods for making and using same
An under-balanced drilling fluid additive is disclosed which reduces reactive shale and/or clay swelling during under-balanced drilling operations, where the additive includes an effective amount of a choline salt. A method for under-balanced drilling is also disclo...
09/11/2007
7261771Method of controlling the viscosity of a cementitious mixture using oppositely-charged polyelectrolytes
A process for increasing the viscosity of an aqueous cementitious mixture during its working state by mixing oppositely-charge polyelectrolytes into the cementitious mixture. ...
08/28/2007
7255739Cement compositions with improved corrosion resistance and methods of cementing in subterranean formations
This invention provides cement compositions that comprise a high alumina cement, vitrified shale, a soluble phosphate, and water sufficient to form a slurry. This invention also presents methods of enhancing the corrosion resistance of a cement composition that comp...
08/14/2007
7255731Use of particular polysaccharides as admixtures for mineral materials
The subject of the present invention is the use of particular polysaccharides as admixtures for mineral materials, especially as admixtures for mineral binders. These polysaccharides have, characteristically: a weight-average molec...
08/14/2007
7247201Pre-blend cement compositions containing non-chloride accelerators
The present invention relates to pre-blend cement for general-purpose concrete construction containing Class-F fly ash, Class-C fly ash or slag, and less than about 5 percent (w/w) of sodium thiocyanate (NaSCN) and/or calcium nitrate (Ca(NO3)2)...
07/24/2007
7244303Set retarder compositions, cement compositions, and associated methods
Cement compositions, that comprise water, a cement, a strength-retrogression additive, and an acid, wherein the acid comprises ethylenediamine tetra acetic acid, nitrilotriacetic acid, or a combination thereof, are provided. Methods of cementing in a subterranean fo...
07/17/2007
7240732Dispersant compositions for cement compositions and related methods
The present invention relates to cementing operations, and more particularly to improved cement dispersants for cement compositions and methods of cementing. In one embodiment, the present invention provides a method of cementing comprising the steps of: providing a...
07/10/2007
7238733Storable water-silica suspensions and methods
Storable water-silica suspensions and methods of cementing well bores are provided. The storable water-silica suspensions are basically comprised of water, silica and an effective amount of a suspending agent selected from the group consisting of colloidal materials...
07/03/2007
7232483Cement composition having chromium reducer
Exemplary compositions and methods for reducing hexavalent chromium in cementitious compositions involve the use of a liquid additive composition, comprising stannous chloride. Along with the stannous chloride may be used at least one co-additive comprising an antio...
06/19/2007
7229492Cement compositions comprising improved lost circulation materials and methods of use in subterranean formations
Cement compositions that include improved lost circulation materials are provided. In certain exemplary embodiments, the improved lost circulation materials include inelastic particles of polyethylene, polystyrene, and/or polypropylene. Optionally, the cement compos...
06/12/2007
7223443Antimicrobial cementitious composition
An antimicrobial cementitious composition for imparting antimicrobial characteristics to cement comprises cement and an antimicrobial agent selected from the group consisting of an ortho-phenyl phenol or salt thereof, a tolyl diiodomethyl sulfone, a zinc pyrithione,...
05/29/2007
7217441Methods for coating pipe comprising using cement compositions comprising high tensile strength fibers and/or a multi-purpose cement additive
Among the methods provided is a method of coating the interior of a pipe comprising: providing a pipe having an interior surface; providing a cement composition comprising a cement component and high tensile strength fibers and/or a multi-purpose cement additive; co...
05/15/2007
7213647Methods of sealing expandable pipe in well bores and sealing compositions
The present invention provides methods and compressible foamed sealing compositions for sealing expandable pipe in well bores. The compressible sealant compositions for sealing expandable pipe are basically comprised of a hydraulic cement, a rubber latex, a rubber l...
05/08/2007
7202319Water-soluble copolymers based on olefinic sulfonic acids, method for the production thereof and use of the same
Water-soluble copolymers based on olefinic sulfonic acids, olefinic dicarboxylic acids, vinyl amides and vinyl ethers and/or allyl ethers and/or bisacryl derivatives are described as well as processes for their production and the use of these copolymers as water ret...
04/10/2007
7198669Accelerator admixture
An accelerator composition for use with sprayed cementitious compositions, which is an aqueous solution or dispersion of a blend of the essential Components 1–3 Component 1—aluminium sulphate Component 2—at least one of an alkanolamin...
04/03/2007
7182808Accelerator admixture
An accelerator composition for use with sprayed cementitious compositions, which is an aqueous solution or dispersion of a blend of the essential Components 1–3 Component 1—aluminium sulphate Component 2—at least one of an alkanolamin...
02/27/2007
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