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| Number | Title | Issue Date |
| 7175825 | Method of producing titania solution Titania is dissolved in a hydrogen peroxide solution to produce an amorphous titania gel, then the amorphous titania gel and a hydrogen peroxide solution are mixed together to produce an amorphous titania sol, and then an alkali solution is supplied to the solution ... | 02/13/2007 |
| 7144840 | TiOmaterial and the coating methods thereof The present invention relates to a titanium dioxide material for coating on a substrate and method of making the same. The coated material is resistant to delamination and can be used for air-purification purposes. ... | 12/05/2006 |
| 7101520 | High luminescence phosphor particles and methods for producing the particles Methods for producing metal/metalloid oxide particles comprise rare earth metals herein include reacting a reactant stream in a gas flow. The reactant stream includes a rare earth metal precursor and an oxygen source. A collection of particles comprising metal/metal... | 09/05/2006 |
| 7005695 | Integrated circuitry including a capacitor with an amorphous and a crystalline high K capacitor dielectric region The invention comprises integrated circuitry and to methods of forming capacitors. In one implementation, integrated circuitry includes a capacitor having a first capacitor electrode, a second capacitor electrode and a high K capacitor dielectric region received the... | 02/28/2006 |
| 6995419 | Semiconductor constructions having crystalline dielectric layers The invention includes semiconductor constructions. In one implementation, semiconductor construction includes a first conductive material. A first layer of a dielectric material is over the first conductive material. A second layer of the dielectric material is on ... | 02/07/2006 |
| 6953721 | Methods of forming a capacitor with an amorphous and a crystalline high K capacitor dielectric region The invention comprises integrated circuitry and to methods of forming capacitors. In one implementation, integrated circuitry includes a capacitor having a first capacitor electrode, a second capacitor electrode and a high K capacitor dielectric region received the... | 10/11/2005 |
| 6939189 | Method of forming a patterned phosphor structure for an electroluminescent laminate The invention provides a method of forming a patterned phosphor structure having red, green and blue sub-pixel elements for an AC electroluminescent display. The method involves selecting first and second phosphors, each emitting light in different ranges of the vis... | 09/06/2005 |
| 6919029 | Methods of preparing a surface-activated titanium oxide product and of using same in water treatment processes A method for producing a surface-activated crystalline titanium oxide product having a high adsorptive capacity and a high rate of adsorption with respect to dissolved contaminants includes the steps of preparing a titanium oxide precipitate from a mixture comprisin... | 07/19/2005 |
| 6759521 | Polarization switching to control crystal form A method to select and prepare polymorphs of materials by switching the polarization state of light employing non-photochemical laser-induced nucleation. ... | 07/06/2004 |
| 6312565 | Thin film deposition of mixed metal oxides Tantalum and niobium aluminate mixed metal oxides may be made by a process comprising mixing a first metal compound selected from the group consisting of aluminum alkoxide, aluminum beta-diketonate, aluminum alkoxide beta-diketonate, and mixtures thereof ... | 11/06/2001 |
| 6270631 | Method for conditioning fluidised bed combustor ashes A process for hydrating CaO residues in fluidized bed combustor ashes that achieves a better level of hydration, which does not add significantly to the cost of the hydration process, which reduces the consumption of water in the hydration process, and wh... | 08/07/2001 |
| 6248217 | Process for the enhanced capture of heavy metal emissions This invention is directed to a process for forming a sorbent-metal complex. The process includes oxidizing a sorbent precursor and contacting the sorbent precursor with a metallic species. The process further includes chemically reacting the sorbent prec... | 06/19/2001 |
| 6136156 | Nanoparticles of silicon oxide alloys Nanoparticles of silicon oxide alloys (i.e., oxides of SiMo, SiPt, and SiAl) are produced by laser vaporization of a silicon target and a target of a metal (i.e., Mo, Pt, or Al), in an oxygen containing atmosphere in a diffusion cloud chamber, where the t... | 10/24/2000 |
| 6080337 | Iron oxide particles Electromagnetic shielding material is formed from a shielding composition made with magnetic particles and a binder, where the magnetic particles have an average diameter less than about 1000 nm and are substantially crystalline. The magnetic particles ca... | 06/27/2000 |
| 6004436 | Processes for the chemical modification of inorganic aerogels A process is described to modify the chemical structure of an aerogel under conditions which inhibit plasma formation within the aerogel pores, which process includes; (a) providing an aerogel with a pore size of less than 0.1μ; (b) exposing the initial ... | 12/21/1999 |
| 5976325 | Laser precipitation of sodium aluminate solutions A novel laser-induced precipitation process is disclosed for forming purified alumina hydrate from a sodium aluminate solution by illuminating with light wave energy produced by the near infrared wavelength, linearly polarized output of a laser. In one as... | 11/02/1999 |
| 5944919 | Process for blackening surgical needles A process for blackening the surfaces of a metal alloy surgical needle or a metal alloy surgical instrument. The process consists of exposing the surfaces of a metal alloy surgical needle or surgical instrument to a gaseous plasma for a sufficient amount ... | 08/31/1999 |
| 5770018 | Method for preparing lithium manganese oxide compounds The present invention provides a method of preparing an intercalation compound of the nominal general formula Lix Mn2 O4, where x is greater than 0 and less than 2, which comprises providing a manganese compound and a lith... | 06/23/1998 |
| 5634955 | Process of making channel waveguides in gel-silica Optical waveguides are produced in laser densified Type VI porous gel-silica. A CO2 laser directly scans the substrate having a pore size of about 30 angstroms. Tracks having a width of about 50 microns are produced.... | 06/03/1997 |
| 5589140 | Continuous denitration apparatus A continuous denitration apparatus capable of ensuring mass processing of a nitrate solution of a nuclear fuel and a continuous stable operation. By a rotation of screws, uranium nitrate solution supplied from a liquid feed inlet is continuously conveyed.... | 12/31/1996 |
| 5460877 | Polymeric metal oxide materials and their formation and use A method of treating a metal alkoxide solution to form metal oxide prepolymer molecules therein is characterized by irradiating the solution with light energy having a wavelength selected to break the metal-alkoxy group bond in said metal alkoxide, thereb... | 10/24/1995 |
| 5242557 | Method for preparing pigments A method for preparing pigmentary titanium dioxide is claimed. An aqueous solution of a titanium halide is mixed with 0.1 to 1.0% by weight titanium dioxide nuclei and the resultant mixture is heated in a sealed vessel to 150° to 300° C. at which temper... | 09/07/1993 |
| 5234556 | Polymeric metal oxide materials and their formation and use A method of treating a metal alkoxide solution to form metal oxide prepolymer molecules therein is characterized by irradiating the solution with light energy having a wavelength selected to break the metal-alkoxy group bond in said metal alkoxide, thereb... | 08/10/1993 |
| 5096882 | Process for controlling oxygen content of superconductive oxide, superconductive device and process for production thereof A process for controlling an oxygen content of a non-superconductive or superconductive oxide is provided, in which a beam of particles such as ions, electrons or neutrons or an electromagnetic radiation is applied to the non-superconductive or supercondu... | 03/17/1992 |
| 5064517 | Method for the preparation of fine particulate-metal-containing compound A finely divided metal-containing compound can be efficiently prepared by irradiating a mixed vapor phase of an organometallic compound in a concentration to exceed a specified lower limit and a reactant gaseous compound with laser beams having an inciden... | 11/12/1991 |
| 5057335 | Method for forming a ceramic coating by laser beam irradiation A method for forming a ceramic coating on a substrate comprises immersing the substrate such as stainless steel in an aqueous solution containing a silicic acid compound such as sodium silicate and/or a metal salt of oxygen acid such as an aluminate, and ... | 10/15/1991 |
| 4986841 | Method of preparing an alkali metal diffusion preventive layer The present invention concerns a method of preparing an alkali metal diffusion-preventive layer by applying one of three specific methods in a method of forming an alkali metal diffusion-preventive layer containing phosphorus at the inside of the substrat... | 01/22/1991 |
| 4968403 | High efficiency catalytic cracking stripping process A catalytic cracking process operates with enhanced stripper efficiency by subjecting spent catalyst to microwave radiation before catalyst regeneration. Preferably the microwave frequency is one which ignores the catalytic cracking catalyst and preferent... | 11/06/1990 |
| 4919776 | Ferromagnetic powder and method for producing the same A method for producing ferromagnetic powder comprising metal oxide magnetic powder particles and a magnetic metal layer of at least one metal selected from the group consisting of iron, cobalt and nickel which layer is formed on a surface of the powder pa... | 04/24/1990 |
| 4839330 | Isotope exchange in oxide-containing catalyst A method of exchanging rare-isotope oxygen for common-isotope oxygen in the top several layers of an oxide-containing catalyst is disclosed. A sample of an oxide-containing catalyst is exposed to a flowing stream of reducing gas in an inert carrier gas at... | 06/13/1989 |
| 4829035 | Reactivation of a tin oxide-containing catalyst A method for the reactivation of a tin oxide-containing catalyst of a CO2 laser is provided. First, the catalyst is pretreated by a standard procedure. When the catalyst experiences diminished activity during usage, the heated zone surrounding ... | 05/09/1989 |
| 4778666 | Crystallization method employing microwave radiation A crystallization process employing microwave energy is described. The process is especially useful in the manufacture of porous crystalline materials.... | 10/18/1988 |
| 4774026 | Process and apparatus for oxidizing or reducing dissolved substance A dissolved substance contained in a solution is oxidized or reduced by adding a particulate semiconductor photocatalyst and a water-soluble electron acceptor or donor for the particulate semiconductor photocatalyst to a solution containing a dissolved su... | 09/27/1988 |
| 4720477 | Method for converting coal to upgraded liquid product An H-Coal Process hydrogenation operation and catalyst life is substantially improved when using colloidal particles of catalyst comprising a colloidal matrix of silica, alumina, titania and combinations thereof coated with hydrogenating components select... | 01/19/1988 |
| 4622366 | Uranium adsorbing material and process for preparing the same A uranium adsorbing material made of a graft polymer with a graft ratio of 20 to 100% which contains amidoxime groups and cation exchange groups in a molar ratio of 1:1 to 20:1 and a process for preparing said material are herein disclosed.... | 11/11/1986 |
| 4474829 | Low-temperature charge-free process for forming native oxide layers The specification discloses a low-temperature, charge-free process for forming a layer of a native oxide on the surface of a substrate of a chosen semiconductor material. The substrate is exposed to neutral, charge-free oxygen atoms that are the primary o... | 10/02/1984 |
| 4395436 | Process for preparing electrochemical material A process for preparing an electroconductive metal coating on a substrate wherein precursor compounds capable of decomposing to form an electroconductive coating are subjected to localized high intensive heat, followed by rapid cooling, while maintaining ... | 07/26/1983 |
| 4369100 | Method for enhancing chemical reactions A method for enhancing chemical reactions in a constantly flowing stream of liquid character fortified with oxidizing agents, such as air or oxygen or other chemical agents, makes use of an inner resonant tube concentrically mounted within an outer resona... | 01/18/1983 |
| 4357307 | Method of separating isotopes in which a compounding of selectivity is achieved by limiting the timing of the collection step Methods for separating isotopes are disclosed including providing molecules which contain the element whose isotopes are to be separated and which have an isotopically shifted but overlapping infrared absorption spectrum associated with those isotopes whi... | 11/02/1982 |
| 4324624 | Method for the activation of a composition for fused bath electrolysis An electrolyte, containing alkali halide, is physically transformed by means of activation-triggering energy falling within a continuum of parameters defining threshold and maximum limits. The activation-triggering energy comprises various ionizing and su... | 04/13/1982 |
