Class / Patent application number | Description | Number of patent applications / Date published |
501141000 | Clay containing (e.g., porcelain, earthenware, etc.) | 27 |
20090239734 | CORDIERITE CERAMIC AND METHOD OF PRODUCING THE SAME - A method of producing cordierite ceramic where the degree of stacking faults and the particle diameter of kaolinite used as a component of a cordierite-forming raw material are appropriately adjusted so that microcracks having an average width of 0.3 μm or more are introduced into the resulting cordierite ceramic to produce a high-quality cordierite ceramic that includes a cordierite crystal oriented in a specific direction and has a porosity of 25% or more and a coefficient of thermal expansion of 0.30×10 | 09-24-2009 |
20090286669 | CERAMIC MATERIAL, COMPOSITIONS AND METHODS FOR MANUFACTURE THEREOF - The present invention relates to a method of producing a ceramic material comprising the steps of: a) mixing a first clay composition comprising silica and a silicate mineral with a second clay composition; and b) firing the mixed clay composition from step a) to form a ceramic product. The present invention also relates to an engobe clay composition, sanitary ware and methods of productions thereof. | 11-19-2009 |
20090325781 | METHOD FOR MANUFACTURING AN ARTIFICIAL LIGHTWEIGHT AGGREGATE CONTAINING BOTTOM ASH - The present invention relates to a method for producing an artificial lightweight aggregate containing bottom ash, and more particularly to a method for producing an artificial lightweight aggregate containing bottom ash, the method comprises the steps of: (a) mixing 100 parts by weight of clay and 10-100 parts by weight of bottom ash to obtain a mixture; (b) extrusion-molding the mixture by using an extruder and cutting the extrusion-molded mixture to form a molded article; (c) drying the molded article by using a rotary drier; and (d) Sintering the dried article at 1050-1150° C. for 15-45 minutes to produce the artificial lightweight aggregate. The lightweight aggregate according to the present invention is produced by mixing bottom ash that did not satisfy a desired physical property of an aggregate with clay and dust in an optimum mixture ratio, so that the problem that there is a great deviation in water absorptions of a lightweight aggregates that are mass produced using existing fly ash was solved so as to reduce a deviation in water absorptions depending on a change in the amount of raw material added during mass production, thereby making it possible to produce an artificial lightweight aggregate having uniform water absorption. In addition, bottom ash that was difficult to dispose is disposed in a large quantity and thus the cost required for installation of an ash pond is reduced and the bottom ash is recycled so that the produced artificial lightweight aggregate is economically efficient. Also, it is possible to solve environment-related problems. | 12-31-2009 |
20100062924 | Growing system and inactive growing medium, in particular for use in the growing system - In a horticultural growing system including a container comprising an inactive growing medium, the container is shaped as a sealed bag or box of a material capable of containing the inactive medium together with water while remaining dry on the outer surface, and allowing for absorption and subsequent draining of water. The inactive growing medium is in the form of a mixture of lava products and clay products in proportioned mutual ratios, said mixture including one or more constituents selected from among pumice stone, Perlite, clay materials, light clinker and lava, but it can also contain zeolites and/or vermiculite and other constituents. The growing system provides environmental and economical advantages in that it can be used for up to five years without having to change the medium. In this time period, it is possible to produce 300 kg of tomatoes in one box. | 03-11-2010 |
20100081560 | GENERAL-PURPOSE METHOD FOR PRODUCING LARGE-SIZED CERAMIC PRODUCTS SUCH AS HOUSES OR ROOMS FROM CLAY, LARGE-SIZED BLOCKS, BRICKS, AND CEILING SLABS (EMBODIMENTS) - The invention relates to the building material industry and to the use of labor saving tools of industrial continuous and batch brick kilns. Said invention makes it possible to develop a process for producing large-sized clay ceramic products consisting in carrying out rapid and high-quality baking and to accelerate a construction process. The inventive method for producing a clay house or another clay construction consists in forming, during construction, through and blind voids in a wall and a ceiling in such a way that they are closed with a noncombustible material from outside, in covering window and door apertures in the ready clay construction with a noncombustible material, and in baking the construction to a ceramic state in such a way that hot gas penetrates into the voids and that the body of the product is uniformly heated. During baking the construction is used in the form of a furnace (combustion chamber). | 04-01-2010 |
20100179052 | PULP BASED CLAY AND PREPARATION OF PULP BASED CLAY - A clay-pulp mixture is prepared by blending a predetermined ratio of clay and wood pulp derived from alpha virgin cellulose in dry form, moistening the mixture homogeneously by adding water and continuing to blend until a malleable consistency is achieved. Air is extracted from the moist mixture, and solid blocks formed for storage and delivery to end-users. | 07-15-2010 |
20110207595 | PROCESS FOR COLOURING CERAMIC MATERIALS - The invention relates to a new process for colouring ceramic materials by using aqueous solutions of chromophore ions. In particular, certain types of silica are added to the ceramic mixes which are to be coloured, after which aqueous or organic solutions comprising inorganic salts of Fe(II) and/or Fe (III), or organic derivatives of Fe (II) and/or Fe (III) are applied to the surface of the said additive-containing ceramic mixes. | 08-25-2011 |
20120071315 | Cordierite-Forming Batch Materials And Methods Of Using The Same - The present disclosure relates to cordierite-forming batch materials and methods of using the same, and in particular batch materials for forming porous cordierite bodies suitable for treating engine emissions. The batch materials include sources of magnesium, alumina, silica, and high BET specific surface area raw kaolin clay. In some embodiments, the BET specific surface area of the raw kaolin clay is greater than 22 m | 03-22-2012 |
20130116110 | Control of Clay Crystallite Size for Shrinkage Management - A method of making ceramic articles includes compounding ceramic precursor batch components that include hydrous clay. The hydrous clay includes particle components having a platy geometry. The crystallite size of the platy hydrous clay particle components is greater than a predetermined amount. Controlling such crystallite size can result in reduced shrinkage of green ware during the clay dehydroxylation stage of firing. | 05-09-2013 |
20130150228 | DISPOSABLE ADOBE TABLEWARE AND METHODS FOR MAKING SAME - A method of making disposable adobe dinnerware articles includes providing extracted clay with inclusions removed, preparing the clay to a predetermined consistency, and combining the clay with a filler to create an adobe mixture. The method can also include adding an additive, testing the humidity level of the adobe mixture and adjusting the humidity of the adobe mixture when the humidity is not within a predetermined humidity range, and preheating a mold. The method can also include adding the adobe mixture to the mold, and pressing the adobe mixture in the mold and heating the mold in a series of production stages to form a molded adobe tableware product. | 06-13-2013 |
20130150229 | RHEOLOGY MODIFIER FOR CERAMIC GLAZES - The present invention relates to a theology modifier for ceramic glazes comprising a water-swellable granulated clay, a carboxymethyl cellulose and possibly another natural gum. In another aspect the invention relates to the ceramic glaze and the glaze slip obtained using the above rheology modifier, which can be used for glazing green or fired ceramic bodies such as artware, tableware, tile, heavy clays products and sanitaryware. | 06-13-2013 |
20130288881 | Control of Clay Crystallite Size for Thermal Expansion Management - A method of making ceramic articles includes compounding ceramic precursor batch components that include hydrous clay. The hydrous clay includes particle components having a platy geometry. The crystallite size of the platy hydrous clay particle components is less than a predetermined amount. Controlling such crystallite size can result in fired ceramic articles with a lower coefficient of thermal expansion and improved thermal shock resistance. | 10-31-2013 |
20140094358 | METHOD OF FORMING CERAMIC ARTICLES FROM RECYCLED ALUMINOSILICATES - The present invention relates to a process of forming ceramic articles that contain a high percentage of recycled alumina silicate in their composition. The fabrication process includes a fusing of the base material forming a reticulated network that is in-filled with a melted additive composition. The base material gives the article dimensional stability and strength while the additive composition gives the article water resistance and toughness In this invention, an additive powder with an engineered melting temperature is added to the recycled base material. The mixture is heated until the recycled aluminosilicate reaches the optimal fusing temperature. Heating is continued until the additive begins to melt filling the voids between the fused aluminosilicates particles. The article is then rapidly cooled to quench the fusing without cracking. The resulting article has high strength due to the fused alumina silicate particles and low water absorbance and high density due to the melted additive component filling all the pores between the fused alumina silicate particles. | 04-03-2014 |
20140128244 | Containment Element Comprising Mullite or a Polymorph of Mullite, Assembly Comprising Same, Method of Making Same and Method of Using Same - A containment element for a pressure containment assembly, comprising mullite or a polymorph of mullite. | 05-08-2014 |
20140302979 | Porous Ceramic And Method For Producing Same - A porous ceramic for which any decrease in water permeability can be suppressed over a long period of time. A porous ceramic is composed of a porous ceramic sintered body produced by molding and sintering a mixture containing a clay, wherein a surface portion of the porous ceramic sintered body has been removed by grinding. The mixture preferably contains a foaming agent. | 10-09-2014 |
20150329426 | CRYSTALLIZED SILICATE POWDER BY SYNTHESIZED AND HIGH STRENGTHENED PORCELAIN BODY HAVING THE SAME - The present invention discloses crystallized silicate-synthetic powder comprising a mullite (3Al | 11-19-2015 |
20150376065 | DISK ROLL AND BASE MATERIAL THEREOF - A base material for a disk roll including ceramic fibers, an inorganic binder and scaly silica. | 12-31-2015 |
20160002057 | INORGANIC FILM AND MULTILAYER STRUCTURE - Disclosed is an inorganic film made of an inorganic laminar compound, the film satisfying Formulae 1 and 2, Ha/Hb<2 (Formula 1) wherein Ha is the peak intensity in an X-ray diffraction measurement of the inorganic film; Hb is the peak intensity in an X-ray diffraction measurement of a film resulting from the below-defined treatment (A) applied to the inorganic film, Da−Db≧2 (Formula 2) wherein Da is the spacing (Å) of the inorganic laminar compound constituting the inorganic film; Db is the spacing (Å) of the inorganic laminar compound constituting the film resulting from the treatment (A) applied to the inorganic film, wherein in treatment (A), the inorganic film is heated at 350° C. for 60 minutes at a water vapor concentration of 50 g/cm | 01-07-2016 |
20160009601 | CERAMIC TILE PRODUCTS AND MANUFACTURING METHOD THEREOF | 01-14-2016 |
501142000 | And phosphorus (e.g., bone china, etc.) | 2 |
20100075826 | Method for waste stabilisation and products obtained therefrom - A method is provided for heavy metal stabilisation comprising: mixing waste, comprising heavy metals, with molecular sieve with the proviso that carbon-based molecular sieve is excluded, and clay; and vitrifying the mixture. In particular, a method comprising the steps of: preparing a pre-stabilised mixture by mixing waste, comprising heavy metals, with the molecular sieve, and optionally other chemicals; mixing the pre-stabilised mixture with clay; and vitrifying the obtained mixture is provided. It also provides a product comprising heavy metals that have been stabilised into the structure of the clay-based ceramic matrix, wherein the product is a vitrified product of a mixture of at least waste, comprising heavy metals, molecular sieve (with the proviso that carbon-based molecular sieve is excluded) and clay. | 03-25-2010 |
20130267404 | METHOD FOR PREPARING AN AQUEOUS CLAY PASTE AND USE THEREOF IN THE MANUFACTURE OF CERAMIC MATERIALS - The invention relates to a method for preparing an aqueous clay paste, characterized in that it includes at least the steps of: preparing a first mixture of clay and phosphoric acid and kneading; and adding hydrated sodium silicate (Na | 10-10-2013 |
501143000 | And flint or feldspar | 1 |
501144000 | Kaolin (e.g., ball clay, fire clay, etc.) containing | 1 |
20100204035 | HIGH STRENGTH CLAY BLEND FOR SANITARY WARE - A blend of ball clays for use as the ball clay component of a slip to produce a ceramic sanitary ware item by a slip casting process. The clay blend including 20-50 percent of a fine-grained ball clay with a low carbon content and 45-55 percent of its particles having a size less than 0.5 microns and about 85-95 percent of the particles less than about 20 microns. | 08-12-2010 |
501145000 | Clay pretreatment | 5 |
20080207431 | METHOD FOR IMPROVING THE MANUFACTURE OF STRUCTURAL CLAY PRODUCTS - A method of improving the manufacture of structural clay products through the addition of starches is disclosed herein. The method includes adding a starch material to a mixture of basic raw material wherein the starch material is selected from the group consisting of pre-gelatinized starch, modified starch, or combinations thereof. The method includes adding, 1.0% or less by weight, the starch material prior to shaping the structural clay product. | 08-28-2008 |
20100227755 | METHOD FOR EVALUATING KNEADED CLAY, AND METHOD FOR MANUFACTURING KNEADED CLAY - A method of evaluating kneaded clay includes, preparing kneaded clay by mixing and kneading at least ceramic raw material and water as contained materials, measuring T1 relaxation time and/or T2 relaxation time of proton contained in the contained materials by NMR method, and evaluating a kneaded state of the kneaded clay. There is further provided a method for manufacturing kneaded clay, wherein the kneaded clay is kneaded by using the method for evaluating kneaded clay while checking the kneaded state. | 09-09-2010 |
501146000 | Chemical pretreatment | 1 |
501148000 | Using organic substance as treating agent | 1 |
20090156387 | BINDER FOR WHITEWARE CERAMIC MIXTURE AND METHOD OF USING SAME - An improvement in a mixture for forming into a body that is to be fired into a “whiteware ceramic product” wherein the mixture is a compound of clay and other minerals with a ferric oxide content of less than about 5.0% by weight of the dry mixture. The improvement includes adding to the mixture a binder in the form of a combination of protein and a vegetable flour with an equivalent gram strength of at least 30 grams and a protein content of 20-50% of the binder, where the binder is in the range of 0.05% to 0.50% by weight of the dry mixture. | 06-18-2009 |
501149000 | Water pretreatment | 1 |
20110028304 | CERAMIC MASS FOR BRICK MAKING AND WAY OF PRODUCTION - CERAMIC PASTE FOR BRICK MANUFACTURING and way of production. CERAMIC PASTE FOR BRICK MANUFACTURING and way of production deals with the construction material industry, specifically with the construction wall brick manufacturing, made at the thermo burning temperature reduction. The paste is being created on the clay base. The 5% water copolymer solution of menthylmetacrylat (MMA) with 73-80% methacrylic acid with molecular mass 800 000 is used as and additive, the component proportions, mass %: Clay —75-81% 5% water copolymer solution of menthylmetacrylat (MMA) with 73-80% methacrylic acid with molecular mass 800 000—1-3 Water—the other part. The essence of the method—muffle stove burning is made with the following regime: w temperature growth up to 800° C. within 3 hours, 2 hours of exposure at the temperature 800° C. and cooling process within 15 hours. Time of brick exposure at the stove is reduced for 10-30% in comparison with the existing burning technology. The invention gives the possibility of low temperature brick burning gaining, that leads to the power energy consumption reduction at the brick manufacturing. The plasticity of paste is also increased and the other properties of ready articles are preserved. | 02-03-2011 |
501150000 | Heat pretreatment | 1 |
20110034318 | PROCESS AND PLANT FOR THE HEAT TREATMENT OF FINE-GRAINED MINERAL SOLIDS - A process for heat treatment of fine-grained mineral solids includes passing fine-grained mineral solids through a flash reactor so as to contact the fine-grained mineral solids with hot gases in the flash reactor at a temperature of 450 to 1500° C. so as to obtain hot solids. The hot solids arc passed through a residence time reactor at a temperature of 500 to 890° C. The hot solids are withdrawn from the residence time reactor after a residence time of 1 to 600 minutes. A waste gas of the residence time reactor is recirculated to at least one of the flash reactor and a preheating stage. | 02-10-2011 |