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| Number | Title | Issue Date |
| 8153097 | Method for manufacturing ferrite powder, ferrite powder, and magnetic recording medium A method for manufacturing ferrite powder comprises a step (a) of causing a precursor, obtained by a liquid-phase reaction method, to pass through a sieve with openings of 2 mm or less, and a step (b) of causing free fall, through the interior of a furnace tube heat... | 04/10/2012 |
| 8128904 | Process for preparing a multielement oxide composition comprising the element iron in oxidic form A process for preparing a multielement oxide composition comprising the element iron in oxidic form, in which the source of the elemental constituent of iron used is an aqueous iron nitrate solution whose preparation comprises the melting of a solid hydrate of iron ... | 03/06/2012 |
| 7935328 | Method for manufacturing scorodite The present invention provides a method for manufacturing scorodite in which scorodite may be obtained at high production efficiency and a high As concentration ratio. The present invention provides a method for manufacturing crystalline scorodite from acidic aqueou... | 05/03/2011 |
| 7381394 | Method for producing perovskite-type composite oxide Methods of producing a safe and hygienic method for industrially and efficiently producing a perovskite-type composite oxide are provided that can maintain the catalytic activity of a noble metal at a high level. Methods include preparing a precursor of the perovski... | 06/03/2008 |
| 7368095 | Composite oxide for solid oxide fuel cell and method for preparation thereof The present invention provides a composite oxide for a high performance solid oxide fuel cell which can be fired at a relatively low temperature, and which has little heterogeneous phases of impurities other than the desired composition. The composite oxide is the o... | 05/06/2008 |
| 7357910 | Method for producing metal oxide nanoparticles Method for producing metal oxide nanoparticles. The method includes generating an aerosol of solid metallic microparticles, generating plasma with a plasma hot zone at a temperature sufficiently high to vaporize the microparticles into metal vapor, and directing the... | 04/15/2008 |
| 7354565 | Lead iron tungstate capacitive transducer, relaxor material therefor and method of manufacture of said relaxor material The present invention discloses a relaxor material lead iron tungstate which has been synthesized in doped and undoped conditions by single and two step heat treatment. The relaxor material is seen to exhibit almost negligible hysteresis and a transducer made thereb... | 04/08/2008 |
| 7348100 | Product and method for the processing of precursors for lithium phosphate active materials Methods for producing an electrode active material precursor, comprising: a) producing a mixture comprising particles of lithium hydrogen phosphate, having a first average particle size, and a metal hydroxide, having a second avera... | 03/25/2008 |
| 7347893 | Iron oxide pigments from mill scale The current invention relates to a method of manufacturing iron oxide pigments from mill scale. The mill scale is mixed with alien iron oxide and the resultant mixture is heated to a temperature of 200° C. to 900° C. in an oxidizing atmosphere to produce iron oxid... | 03/25/2008 |
| 7326360 | Cobalt ferrite based magnetostrictive materials for magnetic stress sensor and actuator applications Magnetostrictive material based on cobalt ferrite is described. The cobalt ferrite is substituted with transition metals (such manganese (Mn), chromium (Cr), zinc (Zn) and copper (Cu) or mixtures thereof) by substituting the transition metals for iron or cobalt to f... | 02/05/2008 |
| 7316741 | Ceramic colorants in the form of nanometric suspensions Described herein are ceramic colorants consisting of suspensions of particles of nanometric dimensions, their production and use. ... | 01/08/2008 |
| 7311837 | Process for the continuous recovery of free tartaric acid from raw materials containing potassium hydrogentartrate In a process for the continuous recovery of free tartaric acid from raw materials containing potassium hydrogentartrate, the same are mixed with water and the potassium hydrogentartrate is dissolved. The process is improved in that the suspension is decanted, the cl... | 12/25/2007 |
| 7294192 | Heat-stable zinc ferrite colour pigments, process for preparing them and their use The present invention relates to zinc ferrite colour pigments, including a process for preparing and using them and, more particularly, the present invention relates to light-coloured zinc ferrite colour pigments having enhanced thermal stability, a magnesium conten... | 11/13/2007 |
| 7294284 | Method for producing Mn-Zn ferrite The present invention provides a Mn—Zn ferrite which is low in the loss in the frequency range between a few 10 kHz and a few 100 kHz and high in the saturation magnetic flux density in the vicinity of 100° C. The present invention comprising the steps of compact... | 11/13/2007 |
| 7288241 | Black composite oxide particle and method for production thereof A black composite oxide particle includes a composite oxide having Fe, Mg and Al as metal components. The particle contains Fe, Mg and Al in amounts of 30 to 55 mass %, 1 to 10 mass %, and 1 to 10 mass %, respectively, and has an atomic ratio of Fe3+/Fe | 10/30/2007 |
| 7276226 | Chromium dioxide (CrO) and composites of chromium dioxide and other oxides of chromium such as CrO/CrOand CrO/CrO) and process for manufacturing the same A novel process for preparing chromium dioxide of substantially high purity as well as composites of CrO2/Cr2O3 and CrO2/Cr2O5 following a sequence of simple steps. The process does not require pressu... | 10/02/2007 |
| 7267777 | Method for the removal of contaminant metal ions from waste water Method for removal of heavy metal ions from aqueous wastes, which are produced during electroplating and other industrial processes. The method comprises a precipitation process that is conducted in a magnetic field. ... | 09/11/2007 |
| 7255807 | Bond magnet and ferrite magnetic powder for bond magnet A ferrite magnetic powder for bond magnet that experiences only small decrease in coercivity when molded into a bond magnet is provided, which is a ferrite magnetic powder that includes an alkaline-earth metal constituent and exhibits a decrease in coercivity of not... | 08/14/2007 |
| 7244642 | Method to obtain fully silicided gate electrodes The present invention provides a method of fabricating a microelectronics device. In one aspect, the method comprises depositing a protective layer (510) over a spacer material (415) located over gate electrodes (250) and a doped region (255 | 07/17/2007 |
| 7232557 | Method for preparation of magnetic spinel ferrites from layered double hydroxide precursors The invention describes a method of preparing magnetic ferrites from layered precursors in which Fe2+ is first introduced into the layers of layered double hydroxides (LDHs) in order to prepare Me-Fe2+—Fe3+ LDHs, and then by utiliz... | 06/19/2007 |
| 7232527 | Sintered body for thermistor devices, thermistor device and temperature sensor A sintered body for thermistor device comprising: at least one element selected from elements of group 3 in a periodic table proviso that La is excluded; at least one element selected from elements of group 2 in a periodic table; Mn; Al; and oxygen, and being substa... | 06/19/2007 |
| 7232556 | Titanium comprising nanoparticles and related nanotechnology Nanoparticles comprising titanium, such as nanoscale doped titanium metal compounds, inorganic titanium compounds, and organic titanium compounds, their methods of manufacture, and methods of preparation of products from nanoparticles comprising titanium are provide... | 06/19/2007 |
| 7223377 | Process for producing micro-mesoporous metal oxide having regulated pores formed by novel template removal method The present invention is the method for preparation of transition metal oxide having micro-mesoporous structure whose average fine pores size is not less than 1 nm and not more than 2 nm comprising, adding and dissolving transition metal salt which is a precursor of... | 05/29/2007 |
| 7220398 | Mixed-metal oxide particles by liquid feed flame spray pyrolysis of oxide precursors in oxygenated solvents Liquid feed flame spray pyrolysis of solutions of a metal oxide precursor which is an alkoxide or C1-6 carboxylate and at least one second metal oxide precursor and/or second metal compound dissolved in oxygenated solvent by combustion with oxygen lead to... | 05/22/2007 |
| 7211605 | Super-hydrophobic fluorine containing aerogels An aerogel material with surfaces containing fluorine atoms which exhibits exceptional hydrophobicity, or the ability to repel liquid water. Hydrophobic aerogels are efficient absorbers of solvents from water. Solvents miscible with water are separated from it becau... | 05/01/2007 |
| 7211235 | Method for producing hydrotalcites A method is described for the manufacture of hydrotalcites by using at least one compound of a bivalent metal (Component A) and at least one compound of a trivalent metal (Component B), wherein at least one of these components is not used in the form of a solution, ... | 05/01/2007 |
| 7211238 | Mesoporous aluminum oxide, preparation and use thereof Mesoporous aluminum oxides with high surface areas have been synthesized using inexpensive, small organic templating agents instead of surfactants. Optionally, some of the aluminum can be framework-substituted by one or more other elements. The material has high the... | 05/01/2007 |
| 7208324 | Liquid composition for forming ferroelectric thin film and process for producing ferroelectric thin film It is an object to provide a liquid composition for forming a thin film, with which a ferroelectric thin film having excellent characteristics can be prepared even by baking at a low temperature, and a process for producing a ferroelectric thin film using it. The ab... | 04/24/2007 |
| 7195740 | Treatment of chloralkali feeds containing hydrogen peroxide and base A method and apparatus for removing BHP contaminants (alkali hydroxide and H2O2) from a recycled aqueous alkali chloride solution stream before the stream is fed to a chloralkali cell so that the contaminants do not impair the operation of a ch... | 03/27/2007 |
| 7195749 | Chemical-pressure tailoring of low-field, room temperature magnetoresistance in (Ca, Sr, Ba) FeMoO The room temperature, low field intergrain magnetoresistance (IMR) of the double perovsktite SrFe0.5MO0.5O3 is found to be highly tunable by doping either Ca or Ba into the Sr site. The dopant exerts a chemical pressure, changing the... | 03/27/2007 |
| 7147834 | Hydrothermal synthesis of perovskite nanotubes A low-temperature hydrothermal reaction is provided to generate crystalline perovskite nanotubes such as barium titanate (BaTiO3) and strontium titanate (SrTiO3) that have an outer diameter from about 1 nm to about 500 nm and a length from abou... | 12/12/2006 |
| 7141148 | Material for a dimensionally stable anode for the electrowinning of aluminum A material suitable for use as the active anode surface in the electrolytic reduction of alumina to aluminium metal defined by the formula: A1+xB1+δCdO4 where A is a divalent cation or a mixture of cations with a relative... | 11/28/2006 |
| 7138102 | Method for manufacturing highly-crystallized double oxide powder A method for manufacturing a highly-crystallized double oxide powder composed of a single crystal phase which can be used as a phosphor material, a dielectric material, a magnetic material, etc. The method involves forming fine droplets of a raw material solution co... | 11/21/2006 |
| 7132093 | Mesoporous mixed oxide materials as a new class of SOresistant catalysts for hydrocarbon oxidation The oxide materials are of the class of ternary mesoporous mixed oxide materials including lanthanum, a metal M selected from the group consisting of Cr, Mn, Fe, Co, Ni, Cu and Zn, and zirconium or cerium such a mesoporous La—Co—Zr mixed oxide material designate... | 11/07/2006 |
| 7118728 | Method and apparatus for making ferrite material products and products produced thereby A method for making ferrite powder may include providing ferrite feed materials in a form of particles having different sizes and irregular shapes, and exposing the ferrite feed materials to a plasma to provide a more spherical shape to irregularly shaped particles ... | 10/10/2006 |
| 7115242 | Method for the synthesis of ferrates A method of synthesis of alkali metal ferrates and alkaline earth metal ferrates, in which a trivalent iron compound is mixed with potash and optionally persulphate, and the mixture is heated at a temperature in the range of about 250 to about 500° C. for about 1 t... | 10/03/2006 |
| 7105144 | Method for producing ferrite hollow particles A method for producing ferrite hollow particles having a hollow structure formed by mutual sintering of ferrite powder, including: a) a step of mixing a resin powder and a ferrite powder of a particle size smaller than that of the resin powder under compaction there... | 09/12/2006 |
| 7094301 | Method of forming a joint A method of joining at least two sintered bodies to form a composite structure, including providing a first multicomponent metallic oxide having a perovskitic or fluorite crystal structure; providing a second sintered body including a second multicomponent metallic ... | 08/22/2006 |
| 7063908 | Complex oxides, oxide-ion conductors, oxide-ion conducting films and electrochemical cells A complex oxide and an oxide-ion conductor made of the complex oxide are provided. The complex oxide has a basic composition of (Sm1-xAx)(Al1-yBy)O3, wherein “A” represents at least one element selected from... | 06/20/2006 |
| 7033566 | Photocatalyst and use thereof for decomposing chemical substance A photocatalyst including a metal oxide semiconductor represented by the formula: In1−xMxAO4 wherein M represents a transition metal element, A represents an element belonging to the Group 5a of the Perio... | 04/25/2006 |
