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| Number | Title | Issue Date |
| 8075688 | Aqueous accelerator mixture The invention relates to an accelerator, preferably for sprayed concrete or sprayed mortar, which is present as an aqueous mixture, preferably dispersion, particularly preferably suspension, which contains the following: (a) aluminium in oxidation state 3, | 12/13/2011 |
| 7744693 | Lightweight composite materials and methods Lightweight composite or “mineral foam” composite materials can be made from reactive materials such as metal oxides. The materials can be prepared from a reaction of metal oxide(s), phosphate(s) and residual materials to which may be added a reactive foaming ag... | 06/29/2010 |
| 7674333 | Light weight phosphate cements A sealant having a specific gravity in the range of from about 0.7 to about 1.6 for heavy oil and/or coal bed methane fields is disclosed. The sealant has a binder including an oxide or hydroxide of Al or of Fe and a phosphoric acid solution. The binder may have MgO... | 03/09/2010 |
| 7410538 | Granulated hydrophobic additive for cementitious materials A cementitious material in powder form comprising cement, also comprises sufficient of a granulated hydrophobing additive, which comprises form 5 to 15 parts by weight of an organopolysiloxane component, form 10 to 50 parts by weight of a water-soluble or water-disp... | 08/12/2008 |
| 7381264 | Admixture 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 |
| 7347896 | Reactive magnesium oxide cements Novel hydraulic cements are disclosed that include reactive magnesium oxide prepared by low temperature calcination. The cements can be formulated to suit a large number of applications with various setting times, strength and levels of sustainability either by addi... | 03/25/2008 |
| 7311770 | Granulated 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 |
| 7255738 | Lightweight cementitious composite material A lightweight cementitious composite material includes expanded synthetic polymer particulate having a particle size of between 0.0625 and 0.5 inches. A dispersant coating on said particulate suppresses electrostatic attraction between particulate particles. A matri... | 08/14/2007 |
| 7246665 | Methods of using settable compositions in a subterranean formation The present invention relates to settable compositions that comprise magnesium oxide and at least one divalent salt and associated methods of use. In some embodiments, the present invention discloses methods of a forming a hardened mass comprising providing a settab... | 07/24/2007 |
| 7160383 | Composition and application of novel sprayable phosphate cement (grancrete) that bonds to styrofoam A dry mix particulate composition of a calcined oxide of Mg and/or Ca, an acid phosphate, and fly ash or equivalent, wherein the calcined oxide is present in the range of from about 17% to about 40% by weight and the acid phosphate is present in the range of from ab... | 01/09/2007 |
| 7108744 | Tape joint compounds with CMC thickener system CMC with CMDS greater than or equal to 0.76, optionally with a non-ionic co-thickener or a CMC with CMDS less than 0.75 is used as both the rheology modifier and partial clay substitute in tape joint compounds. This significant reduction of clay level is sufficient ... | 09/19/2006 |
| 7105047 | Thermal protective coating A coating, method of coating and substrates coated thereby, wherein the coating contains an inorganic adhesive such as an alkali/alkaline earth metal silicate such as sodium silicate, potassium silicate, calcium silicate, and magnesium silicate; a filler such as a m... | 09/12/2006 |
| 7070647 | Cement composition A novel cement is alkalescent, capable of solidifying a wide range of soil and applicable to biological environment. The cement composition contains 100 parts by weight of magnesium oxide, 5 to 25% by weight of at least one of silicic acid, alumina and iron oxide, 3... | 07/04/2006 |
| 7066996 | Joint compounds using thickeners prepared from raw cotton linters A mixture composition of a cellulose ether made from raw cotton linters and at least one additive is used in a ready mixed joint compound composition wherein the amount of the cellulose ether in the joint compound composition is significantly reduced. When this join... | 06/27/2006 |
| 6977027 | Additive and process for sticky control in recycled pulps The present invention describes an additive which controls stickies formation and removes anionic trash from recycled old corrugated container furnish, old newsprint furnish, deinked pulp furnish, old magazine grade furnish, coated broke furnish, or thermomechanical... | 12/20/2005 |
| 6966376 | Method and composition for downhole cementing Disclosed is a method to increase the bonding forces of a hydraulic cement to a subterranean pipe (such as a casing) by the addition of at least one cementitious expansive agent to increase the bulk volume of the cement plug and a latex. The method includes position... | 11/22/2005 |
| 6964712 | Hardening protection compositions for partial carburization of metallic components Hardening protection compositions based on substances which form boron glass for partial carburization of metallic components, which contain magnesium-silicon compounds as an additive. These hardening protection compositions can be used very advantageously in proces... | 11/15/2005 |
| 6936099 | Lightweight joint compound containing stable air pockets Low density joint compounds, and methods for their use are disclosed. Joint compounds comprising water, calcium carbonate, a foaming agent, and a rheology modification agent contain a plurality of stable air bubbles. Joint compounds can have densities of about 4 pou... | 08/30/2005 |
| 6921431 | Thermal protective coating for ceramic surfaces A coating admixture, method of coating and substrates coated thereby, wherein the coating contains colloidal silica, colloidal alumina, or combinations thereof; a filler such as silicon dioxide, aluminum oxide, titanium dioxide, magnesium oxide, calcium oxide and bo... | 07/26/2005 |
| 6913645 | Cementitious material A combination of compositions, products and methods of producing a new type of cement. The cementitious material is created by adding sodium carbonate (also known as soda ash, trona, natron, sodium carbonate decahydrate, sodium carbonate anhydrous, etc.) and one or ... | 07/05/2005 |
| 6893496 | Cement compositions and admixtures therefore Blended cement compositions for mixture with aggregate and water to prepare cementitious products. Such blended cement compositions contain cement, calcined diatomaceous earth, calcined kaolin, fiberous material and reactive vinyl acetate co-polymers, with or withou... | 05/17/2005 |
| 6790276 | Formula for plaster A plaster formulation for forming a non-shinny, slow-drying plaster, in which color may be blended and multiple color coats applied to form a colored surface with the appearance of depth, age, and texture. ... | 09/14/2004 |
| 6761765 | Admixture for cementitious compositions An admixture for cementitious compositions for imparting water repellant properties to the cementitious composition. The admixture comprises a polymer, a surfactant, and a hydrophobic material that is an organic ester of an aliphatic carboxylic acid. Also, a cementi... | 07/13/2004 |
| 6730159 | Clinker hydraulic binder, use and method for making same A clinker-type hydraulic binder obtained by burning comprising a magnesia spinel mineralogical phase and at least a calcium aluminate mineralogical phase, with a lime content less than 15% of the binder by dry weight. The magnesia spinel represents between 68% and 8... | 05/04/2004 |
| 6676742 | Mixture that can be added to decorative aqueous-phase paint products A physical and chemical mixture of aggregative material, chemical products, mineral fillers and/or special pigments in dispersion, with metallic effect, designed to be added to aqueous-phase paint products having a monochromatic-flocculate or multichromat... | 01/13/2004 |
| 6630022 | Mechanical activation of granitic powders A mechanically activated pozzolan prepared from granitic quarry fines. Quarry fines are milled by a high-energy milling process to convert the essentially inert raw granitic fines into a chemically reactive state. When added to a portland cement mortar mi... | 10/07/2003 |
| 6627065 | Liquid galvanic coatings for protection of imbedded metals Coating compositions and methods of their use are described herein for the reduction of corrosion in imbedded metal structures. The coatings are applied as liquids to an external surface of a substrate in which the metal structures are imbedded. The coati... | 09/30/2003 |
| 6613138 | Manufactured granular substrate and method for producing the same A manufactured granular substrate composition suitable for use as a carrier for active chemical agents. The composition includes one or more mineral components having a bulk density greater than about 70 pounds per cubic foot. The composition also contain... | 09/02/2003 |
| 6565646 | Talc composition and use in paper products This invention discloses a talc additive for use as a filler in making paper products which is useful in preventing dusting or linting of paper. Also disclosed is a method of making the additive and using it in making paper.... | 05/20/2003 |
| 6395113 | Process for producing a non-combustible moulded article, especially a building panel A process is proposed for producing non-combustible moulded articles from blown vermiculite, the blown vermiculite granules being mixed with an inorganic binder and then pressed. The blown vermiculite granules are mixed with a solution of an inorganic bin... | 05/28/2002 |
| 6395084 | Platelet/flake magnesium oxide, methods of making the same, and magnesium oxychloride/oxysulfate ceramic materials Magnesium oxychloride and magnesium oxysulfate materials and methods of making the same are disclosed. The materials are cured reaction products of a magnesium oxide, and an aqueous magnesium salt solution. The aqueous salt solution preferably has a speci... | 05/28/2002 |
| 6313056 | Non-slumping sprayable refractory castables containing thermal black An essentially non-slumping sprayable refractory castable composition that is applied without forms is disclosed comprising (a) a tempered, pumpable first component comprising (i) one hundred weight percent of a refractory composition comprising from abou... | 11/06/2001 |
| 6264740 | Inorganic cementitious material A method of producing a new type of cement, hereafter called Conch-krete. Conch-krete is created by adding sodium carbonate (also known as soda ash, natron, etc.) and one or more minerals from the calcium carbonate group (including aragonite, limestone, c... | 07/24/2001 |
| 6200381 | Settable composition and uses therefor A dry powdered flowable cement composition contains calcium carbonate and a partially decarbonated magnesium carbonate. A slurry of the composition will set hard with various organic fillers including waste products and toxic waste. The composition can be... | 03/13/2001 |
| 6200380 | Method for continuous production for wallboard tape joint compound A method of continuously producing a cementitious composition such as joint compound includes pre-mixing at least two dry ingredients and pre-mixing at least two liquid ingredients. The ingredients are provided in a continuous mixing apparatus and at leas... | 03/13/2001 |
| 5942031 | Expanding additive for cement composition Deadburned magnesium oxides (calcined at a temperature of above about 4000° F.) can be advantageously utilized as an expanding additive in cements utilized to seal a metallic casing into the bore hole of a well. The deadburned magnesium oxide additives a... | 08/24/1999 |
| 5897703 | Hardening composition, hardened product, and method of producing hardened product A hardening composition comprising a hardening component and hardening agents, said hardening component consisting essentially of magnesium oxide, said hardening agents consisting essentially of propylene carbonate and water, content of said magnesium oxi... | 04/27/1999 |
| 5869166 | High solids, low shrinkage coating Using a combination of relatively coarse filler and latex binder, a very high solids coating (about 85% or higher) can be produced with a relatively low working viscosity. These very high solids coatings can be applied in thick single layers and oven cure... | 02/09/1999 |
| 5843222 | Modified cement and concrete compositions A cementitious composition comprising 0.1 to about 7.5 percent by weight of a solid residual oxidation product from the combustion of an aqueous emulsion of a naturally occurring asphalt from the Orinoco Belt of Venezuela which contains from about 100 to ... | 12/01/1998 |
| 5820668 | Inorganic binder composition, production and uses thereof An inorganic binder composition has a first constituent which is a poly(sialate) or a poly(sialate-siloxo) admixed with a second constituent which has one or more of: fly ash F, fly ash C, fumed silica, Al2 O3, pozzolan, ground slag,... | 10/13/1998 |
