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| Number | Title | Issue Date |
| 7442663 | Ceramic clay, ceramic formed article, ceramic structure, and manufacturing methods thereof There is disclosed a ceramic clay obtained by kneading a forming material containing a ceramic forming material, wherein the forming material contains layered double hydroxide, in addition to the ceramic forming material, at a ratio of 0.5 to 50% by mass with respec... | 10/28/2008 |
| 7402543 | Decorative refractory tile and method of use The present invention relates to a decorative refractory tile and it's method of use. This decorative tile utilizes a specially formulated clay body that undergoes dehydration and vitrification by firing in a specific manner with respect to temperature, time and rat... | 07/22/2008 |
| 7354879 | Thermally stable ceramic media for use in high temperature environments A chemical processing apparatus that utilizes a ceramic media sintered at a lower temperature than the apparatus' maximum exposure temperature is described. The media's physical and chemical properties may contribute to its thermal stability when exposed to temperat... | 04/08/2008 |
| 7323429 | Clay composition A method for pacifying the spent bed material resulting from the synthesis of organohalosilanes and halosilanes by mixing clay with spent bed material. Clay compositions containing at least 10 weight % of clay and spent bed material, as well as ceramic compositions ... | 01/29/2008 |
| 7258732 | Stabilized slurry composition and method of making the same The present invention provides a high solids mineral slurry having long term stability and a method for producing the same. Specifically, the present invention provides a talc slurry having a solids content of up to 65% and a stability against sedimentation for up t... | 08/21/2007 |
| 7148170 | Recycled ceramic slurry, recycled ceramic powder, ceramic electronic part, and fabricating methods therefor Recycled ceramic slurry is produced by a method including the steps: dissolving the waste material of unfired ceramic in a solvent to form a waste solution; and adjusting a composition of the waste solution to thereby produce the recycled ceramic slurry. If the wast... | 12/12/2006 |
| 7105466 | Siliceous clay slurry A clay slurry with a solids content of at least about 60 weight percent and a casting rate of at least 60 grams per hour, wherein the slurry contains from about 68 to about 74 weight percent of silica and less than about 0.8 percent of carbon. At least about 9 weigh... | 09/12/2006 |
| 7091148 | Silicious clay slurry A clay slurry with a solids content of at least about 60 weight percent and a casting rate of at least 60 grams per hour, wherein the slurry contains from about 68 to about 74 weight percent of silica and less than about 0.8 percent of carbon. At least about 9 weigh... | 08/15/2006 |
| 6935089 | Methods of manufacturing roofing products Methods of making roofing products. One such method includes (a) creating a mixture having a filler and a polymer; (b) forming a sheet from the mixture; (c) cooling the sheet; (d) embossing the sheet; (e) forming multiple roofing products from the sheet; and (f) bun... | 08/30/2005 |
| 6919289 | Methods and compositions for low thermal expansion ceramic Methods and compositions are provided for making low temperature sintering ceramic bodies that have very low thermal expansion and low porosity. ... | 07/19/2005 |
| 6872677 | Brick additives and methods for using same A brick additive and methods for using the brick additive are disclosed. The additive may include an internal porosity. The internal porosity may display an intra-granular internal porosity in which at least some of the pores are interconnected via an open network o... | 03/29/2005 |
| 6846768 | Methods and compositions for low thermal expansion ceramic Methods and compositions are provided for making low temperature sintering ceramic bodies that have very low thermal expansion and low porosity. ... | 01/25/2005 |
| 6824877 | Clay compositions and objects including clay compositions A clay composition comprises, in parts by weight on oxide basis, 10-15% Al2O3, 50-85% SiO2, 0-12.5% B2O3 and 10-20% metal oxides of the form RO or R2O. ... | 11/30/2004 |
| 6703337 | Ceramic media Ceramic media made using ceramic components comprising from 5 to 60% by weight of spodumene and 95 to 40 wt % of other ceramic-forming components comprising clay and feldspar have a reduced tendency to shrink upon firing to form the media and improved phy... | 03/09/2004 |
| 6696377 | Clay slurry A process for preparing a ball clay slurry with a casting rate of at least about 50, a modulus of rupture of at least 500 pounds per square inch, and from about 0.1 to about 1.0 weight percent of organic polyelectrolyte. In this process, a digested lignit... | 02/24/2004 |
| 6475941 | Method for producing porcelain, porcelain and ceramic isolator formed from porcelain A process is described for producing porcelain, in particular high-strength porcelain and a ceramic insulator. To produce the porcelain, calcined bauxite is used instead of alumina. The simultaneous addition of clay and kaolin, in each case containing mor... | 11/05/2002 |
| 6420292 | Porous ceramics provided with amorphous pore surfaces This invention relates to a method for treating various kinds of drain water and waste liquid which treatment now becomes a problem, for example, drain water and waste liquid containing hardly removable phosphorus and nitrogen, waste liquid containing org... | 07/16/2002 |
| 6290771 | Activated koalin powder compound for mixing with cement and method of preparing the same The activated kaolin powder compound is prepared from naturally-existing kaolin (hereinafter "natural kaolin"). The activated kaolin powder compound is prepared by heating natural kaolin to 480.degree. C. within at most one hour, calcinating the heated na... | 09/18/2001 |
| 6251814 | Light-weight pottery article This invention provides a light-weight pottery article with lower specific gravity than that of general pottery as well as a process for producing the same. The light-weight pottery article of the invention is produced by adding a lightening agent to clay... | 06/26/2001 |
| 6187429 | Decorative ceramic color layers applied to glass or glass ceramic substrates For obtaining firmly adhering decorative layers of ceramic colors applied to glass or glass ceramic substrates, prior to stoving, optically inactive inorganic substances, e.g., mica, which are chemically inert with respect to the base enamel and the pigme... | 02/13/2001 |
| 6136740 | Porous inorganic particulate material A method of producing a porous inorganic particulate material which comprises treating a particulate aluminosilicate material with a leaching agent which chemically reacts with or solubilizes aluminum and thereby leaches aluminum from the aluminosilicate ... | 10/24/2000 |
| 6107223 | Method for preparing high strength and high thermal shock-resistant china for ceramic whiteware A method for preparing high strength and high thermal shock-resistant china for ceramic whiteware which comprises the steps of molding a china-forming raw material which mainly comprises a natural ore material capable of forming corundum through firing or... | 08/22/2000 |
| 6063720 | Synthetic garnite tiles and a method of producing the same from beach sand garnet This invention relates to synthetic garnite tiles made essentially from garnite sand and a process for the production of synthetic garnite tiles essentially from garnet sand which is a by-product of beach sand from rare earths extraction, said process com... | 05/16/2000 |
| 6045657 | Clay compositions and their use in paper making Paper making processes, including microparticulate processes, which utilise bentonite are provided with bentonite in the form of a concentrate, or a dilute dispersion made by diluting the concentrate, wherein the concentrate is a dispersion of 15 to 40% b... | 04/04/2000 |
| 6037288 | Reinforcement of ceramic bodies with wollastonite The use of wollastonite fibers having relatively long average fiber lengths as reinforcement agents for unfired sanitaryware bodies. The addition of refined wollastonite to sanitaryware bodies exhibited improved resistance to propagation of cracks, reduce... | 03/14/2000 |
| 5976240 | Refractory system including reactive metakaolin additive An additive for reducing the calcium aluminate cement content in a refractory mix containing calcium aluminate cement. The additive is comprised of about 80% by weight amorphous, powdered metakaolin, the metakaolin having a mean particle size of less than... | 11/02/1999 |
| 5976241 | Activated kaolin powder compound for mixing with cement and method of preparing the same The activated kaolin powder compound is prepared from naturally-existing kaolin (hereinafter "natural kaolin"). The activated kaolin powder compound is prepared by heating natural kaolin to 480° C. within at most one hour, calcinating the heated kaolin a... | 11/02/1999 |
| 5972263 | Process for producing clay compositions for use in slip casting A method of improving the strength and/or plasticity of a clay composition comprising a kandite clay and an organic additive comprising at least one water soluble compound having a plurality of basic groups wherein the organic additive is present in an am... | 10/26/1999 |
| 5948713 | Cristobalite-free mullite grain and method of producing same A method of calcining kaolin, comprising the steps of: a) producing a clay slurry comprised of water and kaolin clay of a specific particle size; b) mixing a water insoluble potassium containing glass forming compound into the clay slurry in an amount wherein ... | 09/07/1999 |
| 5891326 | Process for removing impurities from kaolin clays Colored impurities are removed from kaolin clay by an improved flotation process in which a blend of a fatty acid compound and a hydroxamate compound is used as a collector.... | 04/06/1999 |
| 5868829 | Methods of manufacturing hydraulic materials A method of making a hydraulic material which contains metakaolinite and calcium hydroxide from a kaolin-containing compound. The method is performed in a fluidized bed installation having a freeboard under conditions such that the amount of calcium oxide... | 02/09/1999 |
| 5766501 | Tire balancing A method and composition of matter for balancing tire and rim assemblies of vehicles is disclosed wherein the composition of matter has rounded balancing elements of different sizes to line the interior of a tire casing and to move over the lining to offs... | 06/16/1998 |
| 5743952 | Aqueous suspensions of inorganic materials A process for improving the rheological properties of an aqueous suspension of a particulate inorganic material which comprises the steps of: (a) forming an aqueous suspension of the particulate inorganic material and an effective amount of an anionic pol... | 04/28/1998 |
| 5731034 | Method of coating paper A method of coating paper with a paper coating composition having a solids concentration of at least 45% by weight, consisting essentially of an aqueous cationic dispersion of a particulate calcium carbonate pigment and a nonionic or cationic adhesive, wh... | 03/24/1998 |
| 5716894 | Whiteware ceramic compositions A whiteware ceramic composition is provided comprising a filler, 4 to 10% by weight of a flux having a median particle size of below 6 microns, a prefired ceramic material milled separately from the other components, and raw clay constituting from 5 to 20... | 02/10/1998 |
| 5695712 | Method of producing tiles from beach sand garnet This invention relates to synthetic granite tiles made essentially from garnite sand and a process for the production of synthetic garnite tiles essentially from garnet sand which is a by-product of beach sand from rare earths extraction, said process com... | 12/09/1997 |
| 5641720 | Corundum porcelain composition, processes for its preparation and use A corundum porcelain composition containing from 60 to 94% by weight of a component A and from 6 to 40% by weight of a component B, wherein component A contains from 0 to 70% by weight of alumina, from 20 to 70% by weight of clay material, from 10 to 50% ... | 06/24/1997 |
| 5614448 | Method for the manufacture of porcelain The invention relates to a porcelain with a transparency and strength properties of a hard porcelain, characterized by a phosphate-containing glass phase as well as the predominance of unreacted quartz bodies [sic; grains] in the matrix. The invention rel... | 03/25/1997 |
| 5593930 | Composition for high pressure casting slip, high pressure casting slip and method for preparing the composition and slip An object of the present invention is to shorten the working time for high pressure slip casting. There is provided a composition for high pressure casting slip including a first starting powder forming a frame of a mold body and second starting powder fo... | 01/14/1997 |
| 5591256 | High performance synthetic alkali metal alumino-silicate, methods and uses, compositions and high solids reaction methods of their preparation Sodium alumino-silicates are produced by silicate/clay reactions under hydrothermal conditions with increased solids during processing while still producing structural materials characterized by low oil absorption values, high total pore volume and increa... | 01/07/1997 |
