Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 8138108 | Aluminum titanate-containing ceramic-forming batch materials and methods using the same The present disclosure relates to aluminum titanate-containing ceramic-forming batch materials and methods using the same. ... | 03/20/2012 |
| 8088702 | Bonded body, bonding material composition, honeycomb segment bonded body, and honeycomb structure using the same There is provided a bonding material composition capable of suppressing crack generation on an end face of a resultant honeycomb structure to a large extent by reducing anisotropy of Young's modulus after curing of the bonding material by the use of an isotropic fil... | 01/03/2012 |
| 7968483 | Fired refractory ceramic product The invention relates to a fired refractory ceramic product. According to the invention, this generic term encompasses both shaped and unshaped products. Shaped products are ones which have a defined shape so that they can be manufactured in finished form on the pre... | 06/28/2011 |
| 7947619 | Porous grog composition, water purification device containing the grog and method for making same A porous grog with a body composition of clay and a source of Fe3+. Further, an earthenware water purification filter utilizing the porous grog in the body composition of the filter. Further, an earthenware filter utilizing Fe3+ treatment for w... | 05/24/2011 |
| 7670979 | Porous silicon carbide A porous refractory product includes a matrix of sintered silicon carbide having a porosity of about 45% to about 65%. The matrix is formed by heating in a noble gas atmosphere a cast preform including a mixture of alpha-silicon carbide and boron carbide each having... | 03/02/2010 |
| 7541303 | High porosity cordierite ceramic honeycomb article and method The present invention provides materials and methods for the manufacture of high porosity ceramic exhaust filters employing relatively low amounts of pore formers, the filters combining efficient diesel particulate filtration with effective support for exhaust emiss... | 06/02/2009 |
| 7348060 | Porous and spherical calcium phosphate particle comprising metal ion, and porous multilayer calcium phophate particle A porous and spherical calcium phosphate particle which is substituted with a metal ion or has a metal ion carried on the surface thereof, and has a particle diameter of 0.1 to 100 μm. The calcium phosphate particle is a novel functional particle which is useful, f... | 03/25/2008 |
| 7335470 | Compilations of nucleic acids and arrays and methods of using them In one aspect the invention provides compilations of nucleic acids, articles of manufacture, e.g., arrays, and methods for the detection of chromosomal abnormalities, such as a chromosomal aneuploidies, deletions, amplifications, and the like, and the diagnosis or p... | 02/26/2008 |
| 7328831 | Method of making a brazed metal article and the article formed thereby A method of making an article that is comprised of a metal foam in contact with a base metal by an intermediate braze composition, in particular, a method of brazing a metal foam to a base metal via a braze composition. In one preferred method, a polymeric foam is c... | 02/12/2008 |
| 7323581 | Source reagent compositions and method for forming metal films on a substrate by chemical vapor deposition A metalorganic complex composition comprising a metalorganic complex selected from the group consisting of: metalorganic complexes comprising one or more metal central atoms coordinated to one or more monodentate or multidentate organic ligands, and complexed with o... | 01/29/2008 |
| 7311965 | Strong, high density foam glass tile having a small pore size A strong, high density foam glass tile having a small pore size which can be used as a facade on both exterior and interior building walls. The foam glass tile of the present invention is strong enough that it can also be used as a structural member for a building. ... | 12/25/2007 |
| 7306828 | Fabrication of reinforced composite material comprising carbon nanotubes, fullerenes, and vapor-grown carbon fibers for thermal barrier materials, structural ceramics, and multifunctional nanocomposite ceramics The present invention is directed towards a ceramic nanocomposite comprising a nanostructured carbon component inside a ceramic host. The ceramic nanocomposite may further comprise vapor grown carbon fibers. Such nanostructured carbon materials impart both structura... | 12/11/2007 |
| 7303784 | Method for producing self-cleaning ceramic layers and a composition therefore The invention concerns a method for producing a highly-porous ceramic layer and for application of this layer onto metallic, ceramic, enameled and/or glass substrates using porous, ceramic particles, preferably aluminum oxide, titanium oxide and zircon oxide, and an... | 12/04/2007 |
| 7303723 | Method of forming nanostructures on ceramics A method for manufacturing oriented arrays of ceramic or metal oxide nanostructures, such as titania (TiO2) nanofibers. The nanofibers are formed on the surface of a body that is first sintered at a temperature in the range of about 1,100 to about 1,400 d... | 12/04/2007 |
| 7300898 | Low CTE cordierite body Disclosed is a sintered ceramic article that exhibits a primary crystalline phase of cordierite having an analytical oxide composition, expressed in weight percent on an oxide basis, of 49-53% SiO2, 33-38% Al2O3, 12-16% MgO and which... | 11/27/2007 |
| 7285502 | Methods for forming porous insulator structures on semiconductor devices A method for forming a porous insulative structure on a semiconductor device structure includes forming a layer of unconsolidated electrically insulative, or dielectric, material with microcapsules dispersed therethrough on at least a portion of the surface of the s... | 10/23/2007 |
| 7279219 | Porous calcium phosphate ceramic and method for producing same A porous calcium phosphate ceramic comprising a support portion having pores, and ring-shaped portions formed in the pores, the ring-shaped portions having pluralities of fine pores so that they have a network structure. A method for producing a porous calcium phosp... | 10/09/2007 |
| 7271114 | Perovskite ceramic powder and electronic component using same and manufacturing methods thereof A ceramic powder having a perovskite structure is manufactured by synthesizing a ceramic powder by a dry synthesis process and then heat-treating the synthesized ceramic powder in a solution. The dry synthesis method includes a solid phase synthesis method, an oxala... | 09/18/2007 |
| 7259128 | Titanium oxide and alumina alkali metal compositions The invention relates to Group 1 metal/porous metal oxide compositions comprising porous metal oxide selected from porous titanium oxide and porous alumina and an alkali metal or an alkali metal alloy. The compositions of the inventions are described as Stage 0 and ... | 08/21/2007 |
| 7247591 | Translucent PCA ceramic, ceramic discharge vessel, and method of making A translucent polycrystalline material suitable for use in ceramic discharge vessels for metal halide lamps is produced by sintering an alumina powder doped with a MgO sintering aid in a nitrogen atmosphere containing a partial pressure of a vapor phase carbon-conta... | 07/24/2007 |
| 7226548 | Syngas catalysts and their method of use The present invention relates to improved catalyst compositions, as well as methods of making and using such compositions. Preferred embodiments of the present invention comprise catalyst compositions having high melting point metallic alloys, and methods of prepari... | 06/05/2007 |
| 7220454 | Production method of high strength polycrystalline ceramic spheres A method for making hollow spheres of alumina or aluminate comprises: coating polymeric beads with an aqueous solution of an alumoxane, drying the beads so as to form an alumoxane coating on the beads; heating the beads to a first temperature that is sufficient to c... | 05/22/2007 |
| 7211233 | Method of preparing granules A method of preparing spherical pellets from a slurry comprising a ceramic powder, a solvent, and any desired additives, by means of a drop-generating orifice to which said slurry is fed is described, wherein the drops are released from said orifice by means of a re... | 05/01/2007 |
| 7208438 | Catalyst and method for the alkylation of hydroxyaromatic compounds A method of making a catalyst comprising mixing a metal oxide precursor and a pore former to form a metal oxide precursor mixture and calcining the metal oxide precursor mixture in the presence of a flowing gas having a flow rate to form the catalyst comprising meta... | 04/24/2007 |
| 7199067 | Homogeneous bulky porous ceramic material A homogeneous bulky porous ceramic material is provided, the average pore diameter D50 of which is less than 4 μm and the closed porosity of which is less than 2 μm, and having a bubble point that matches the pore diameter measured on the material. A hollow fiber ... | 04/03/2007 |
| 7198839 | Ceramic fiber insulation impregnated with an infra-red retardant coating and method for production thereof The invented insulation is a ceramic fiber insulation wherein the ceramic fibers are treated with a coating which contains transition metal oxides. The invented process for coating the insulation is a process of applying the transition metal oxide coating to the fib... | 04/03/2007 |
| 7178747 | Shape engineering of nanoparticles Methods for preparing high aspect ratio nanomaterials from spherical nanomaterials useful for oxides, nitrides, carbides, borides, metals, alloys, chalcogenides, and other compositions. ... | 02/20/2007 |
| 7169466 | Multiple-component binder systems for porous composite blocks A porous composite block is provided that contains at least two groups of binding agent particles. The first binding agent particles have an average particle size between about 5 μm and 200 μm. The second binding agent particles have an average particle size no la... | 01/30/2007 |
| 7169724 | Alumina sintered body and method for producing the same An alumina sintered body having communicating pores of 400–1100 Å in average pore diameter and 4–16% in porosity and being obtainable by mixing first alumina particles 1 having a particle diameter of 0.2–0.7 μm and a sphericity of 0.7–1.0 as an aggregate ... | 01/30/2007 |
| 7163651 | Method for making a porous calcium phosphate article The present invention discloses a method for making a porous calcium phosphate article including i) preparing a shaped article from a paste containing a calcium phosphate cement, a pore-forming powder and a setting liquid; ii) immersing the shaped article in an imme... | 01/16/2007 |
| 7157013 | Filtration method A method of filtering contaminants from a chemical process stream is disclosed. The method includes a step of passing the process stream over a filtration medium including a plurality of discrete filtration elements, each element having parallel first and second fac... | 01/02/2007 |
| 7144354 | Balls, balloons and other inflatable objects for gymnastic or therapeutic use Balls, balloons and other inflatable objects made from a plastic material with an improved resistance to tearing, suitable for use in gymnastic activities, for rehabilitation and physiotherapy comprise as stiffening material an inert mineral charge having a granulom... | 12/05/2006 |
| 7135767 | Integrated circuit substrate material and method A semiconductor substrate is presented which is manufactured from hollow, gas-filled glass or ceramic microspheres, which are bound together in a dried or fired matrix. The microspheres may be glass-coated microspheres, which are bound together by sintering the oute... | 11/14/2006 |
| 7118705 | Method for making a molded calcium phosphate article The present invention discloses a method for making a molded calcium phosphate article including impregnating a rigid shaped article of calcium phosphate in an impregnating liquid for a period of time so that a compressive strength of the resulting impregnated artic... | 10/10/2006 |
| 7109137 | Methods for making microporous ceramic materials The present invention provides a method for making a microporous ceramic material and includes the steps of (a) preparing a starting material for firing comprising a nonoxide ceramic precursor containing silicon as an essential component; (b) heating the starting ma... | 09/19/2006 |
| 7090918 | Externally glazed article The invention describes an article and method comprising a refractory article having an outer surface covered by an insulating coating over which a protective glaze is applied. The method includes applying a suspension of an insulating coating to a refractory piece,... | 08/15/2006 |
| 7087705 | Process for the monoalkylation of dihydroxy aromatic compounds A continuous process comprising: contacting a mixture comprising dihydroxy aromatic compound, water and an alkylating agent with a catalyst system in the presence of a flowing carrier gas, to form a mono alkylated dihydroxy aromatic compound, wherein the catalyst sy... | 08/08/2006 |
| 7087656 | High temperature SiCN and SiC-type nanostructured ceramic material from block copolymer mesophases A block copolymer, preferably a block copolymer such as poly(isoprene-block-ethylene oxide), PI-b-PEO, is used as a structure directing agent for a polymer derived ceramic (PDC) precursor, preferably a silazane, most preferably a silazane commercially known as Ceras... | 08/08/2006 |
| 7087540 | Resorbable bone replacement and bone formation material The invention relates to a resorbable bone replacement and bone formation material (augmentation material) based on porous β-tricalcium phosphate (β-TCP). ... | 08/08/2006 |
| 7079374 | Glass frit for dielectrics, dielectric ceramic composition, multilayer ceramic capacitor, and method for manufacturing the same A glass frit for dielectrics, a dielectric ceramic composition, a multilayer ceramic capacitor, and a method for manufacturing the same are disclosed. The glass frit has a composition represented by the formula aSiO2-bB2O3-cLi2 | 07/18/2006 |
