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| Number | Title | Issue Date |
| 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 |
| 7256979 | Ion generator, and electric apparatus and air conditioning apparatus incorporating the same A booster coil is stored in a coil storing room provided in the bottom section of a common case having an opening on one side, and is insulation-molded with a filler. A circuit substrate is inserted into the common case and supported by a supporting edge which is pr... | 08/14/2007 |
| 6913819 | Cementitious veneer and laminate material A cementitious veneer and laminate composition is provided. The cementitious laminate composition includes a substrate, a primer layer applied to the substrate, the primer layer comprising a mixture of polyvinyl alcohol catalyst, Portland cement, and sand; and a cem... | 07/05/2005 |
| 6623662 | Carbon black coating for CRT display screen with uniform light absorption A two-layer coating for the outer surface of the display screen of a color cathode ray tube (CRT) includes an inner carbon black-based layer and an outer silica-based layer. The inner layer is antistatic, while the outer layer is antireflective. To compen... | 09/23/2003 |
| 6214067 | Magnesium oxychloride plug-filled magnesium oxychloride bonded abrasive Corrugated abrasive discs such as grinding wheels are treated by applying a water-resistant coating to the interiors of the corrugations before the corrugations are plugged. Discs having water-sensitive matrices such as magnesium oxychloride cement are th... | 04/10/2001 |
| 6159280 | Cupric oxychloride cement foodservice flooring A cementitious material having improved resistance to water, increased strength, increased resistance to deteriorating processes and which is toxic to certain microorganisms and repellent to certain roach species, said material comprising on a dry mix bas... | 12/12/2000 |
| 5855663 | Carbon fibers for reinforcement of cement and cement composite material There are here disclosed carbon fibers for reinforcement of cement which are obtained by applying, onto the surfaces of carbon fibers, esters of oleic acid and aliphatic monovalent alcohols, esters of oleyl alcohol and monovalent fatty acids, polyoxyalkyl... | 01/05/1999 |
| 5641815 | Building material with increased strength In order to be able to produce formed elements or building elements with a significantly increased strength with a building material or structural material, it is suggested to provide the material with a largely uniform fine pore structure or a microcellu... | 06/24/1997 |
| 5624472 | Method for dry grinding with improved magnesium oxychloride cement bond containing graphite Magnesium oxychloride cement bonds are improved by incorporation of graphite. The graphite not only contributes to cooler dry grinding with abrasive tools based on the magnesium oxychloride bond, but unexpectedly also improves heat strength of the bond.... | 04/29/1997 |
| 5582695 | Structural parts for electrolytic reduction cells for aluminum The structural part is used in an electolytic cell for production of aluminum and comes into contact with the gas atmosphere in the electrolytic reduction cell. The structural part is made completely from, or is a metal part which is coated with, a concre... | 12/10/1996 |
| 5571317 | Fiber-reinforced magnesium oxychloride bond Magnesite bonds reinforced with selected fibers have improved resistance to cracking and disintegration in use. Particular embodiments include fiber-reinforced abrasive tools based on magnesite bonds which have improved bond integrity in dry-grinding appl... | 11/05/1996 |
| 5460635 | Magnesium oxychloride cement containing graphite Magnesium oxychloride cement bonds are improved by incorporation of graphite. The graphite not only contributes to cooler dry grinding with abrasive tools based on the magnesium oxychloride bond, but unexpectedly also improves heat strength of the bond.... | 10/24/1995 |
| 5338573 | Compound for covering a substrate A process for producing a hard material from a cementitious mixture, the process including the steps of blending together a cement constituent and a filler constituent whilst in a dry condition to provide a compactable homogeneous mixture containing a pre... | 08/16/1994 |
| 5298069 | Acid removable low density well cement compositions and methods Low density well cement compositions which set into hard substantially impermeable masses, but which are removable by dissolution in acid, and methods of utilizing such compositions for forming removable cement plugs or seals in subterranean zones are pro... | 03/29/1994 |
| 5281270 | Retarded acid soluble well cement compositions and methods Retarded acid soluble well cement compositions which set into hard substantially impermeable masses and methods of using such compositions for forming removable cement plugs or seals in subterranean zones are provided. The compositions are comprised of ma... | 01/25/1994 |
| 5213161 | Well cementing method using acid removable low density well cement compositions Low density well cement compositions which set into hard substantially impermeable masses, but which are removable by dissolution in acid, and methods of utilizing such compositions for forming removable cement plugs or seals in subterranean zones are pro... | 05/25/1993 |
| 5180429 | Magnesia concrete A magnesium concrete which comprises magnesium oxide in about 100 parts; magnesium chloride in a range of about 40 to about 80 parts; mineral aggregates in a range of about 300 to about 500 parts; sublimates of carnallite chlorates in a range of about 20 ... | 01/19/1993 |
| 5167710 | Process for manufacturing a cement mixture containing reinforcing fibers and products obtained therefrom Process for making a cement mixture containing fibers wherein a paste is formed by mixing cement and, per 100 parts by weight of cement, approximately 5 to 20 parts by weight of a first pulverized material of which the grains have an average diameter of b... | 12/01/1992 |
| 5162059 | Discontinuous fiber made of drawn steel wire, and a fiber composite containing said fiber A discontinuous drawn steel wire fiber for incorporation in a fiber composite, in particular a cement material, the fiber being made from a length of steel wire which is shaped so that the fiber is contained in a plane and, in said plane, is in the config... | 11/10/1992 |
| 5120367 | Concrete admixture device and method of using same A device comprising a solid or powdered concrete admixture contained in a water-soluble container such that when the container and its contents are introduced into a wet mixer and agitated for a period of time, the water-soluble container is dissolved and... | 06/09/1992 |
| 5110361 | Magnesium oxychloride cement compositions and methods for manufacture and use Magnesium oxychloride cement compositions, products, and uses thereof, are provided by mixing magnesium oxide, a magnesium chloride solution, and aggregate particles. The cement compositions are adapted for use in repairing damaged concrete surfaces, cast... | 05/05/1992 |
| 5049197 | Magnesium cement composition with particulate fibrous material A settable magnesium cement composition, useful for floor leveling or for the preparation of molded products, has a two part mix. The first part includes magnesium oxide, while the second part includes magnesium chloride component and a particulate fibrou... | 09/17/1991 |
| 5004505 | Magnesium oxychloride cement compositions and methods for manufacture and use Magnesium oxychloride cement compositions, products, and uses thereof, are provided by mixing magnesium oxide, a magnesium chloride solution, and aggregate particles. The cement compositions are adapted for use in repairing damaged concrete surfaces, cast... | 04/02/1991 |
| 4853167 | Method for making lead pencils and colored pencils A method for making pencil leads without firing includes taking mixtures of graphite and MgO which are made of Mg salts with MgCl2 solutions, forming such mixtures into desired shapes (crayons or pencil leads) and hardening them at room tempera... | 08/01/1989 |
| 4818595 | Fire barrier coating and fire barrier plywood A novel, non-combustible thin coating, applied as an air-setting paint, is used to form a coherent fire-barrier on or between susceptible wood or plastic substrates, or other substances. Consisting of a paint-like slurry of three separate but compatible a... | 04/04/1989 |
| 4572862 | Fire barrier coating composition containing magnesium oxychlorides and high alumina calcium aluminate cements or magnesium oxysulphate A novel, non-combustible thin coating, applied as an air-setting paint, is used to form a coherent fire-barrier on or between susceptible wood or plastic substrates, or other substances. Consisting of a paint-like slurry of three separate but compatible a... | 02/25/1986 |
| 4444594 | Acid cured inorganic binder compositions which are compatible with mineral wool Acid cured inorganic compositions which are suitable for use as binder material and which are compatible, in their curing state, with mineral wool are disclosed. The compositions are produced by reacting Mg O and an acid phosphate, chloride or ... | 04/24/1984 |
| 4209339 | Cement compositions Water resistant magnesium oxychloride hydrate (Sorel cement) compositions and processes for producing the same. The processes comprise the addition of an ethyl silicate and/or a premix of magnesium chloride and magnesium oxide to the magnesium oxychloride... | 06/24/1980 |
| 4084982 | Filled inorganic resin cements and compositions and process for forming them Magnesium oxide cements are formulated to contain microfiber fillers multidirectionally oriented throughout. Secondary reinforcing fillers may also be incorporated into these inorganic cements. The use of the microfiber fillers significantly increases the... | 04/18/1978 |
