Class 423/606 - Group VIB metal (Cr, Mo, or W)

Subclass of Class 423 - Chemistry of inorganic compounds
Definition: Products or processes wherein the metal is chromium, molybdenum
No. of patents: 148
Last issue date: 11/08/2011

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Number	Title	Issue Date
8052956	Tungstic acid powder consisting of spherical tungsten particles and method for producing same Process for the production of a powdered spherical tungstic acid by acidification of an aqueous alkaline tungstate solution with mineral acid at elevated temperature, preferably in a continuous stirred tank or a cascade of at least 2 continuous stirred tanks, and tu...	11/08/2011
7829060	Nano-particles of molybdenum oxide Nano-particle of MoO3. The nano-particle of the present invention has a surface area in the range of 33 to about 68 m2/g as determined by BET. The nano-particle may also have a rod-like non-hollow configuration. ...	11/09/2010
7754185	Method of making MoOpowders, products made from MoOpowders, deposition of MoOthin films, and methods of using such materials The invention relates to high purity MoO2 powder by reduction of ammonium molybdate or molybdenum trioxide using hydrogen as the reducing agent in a rotary or boat furnace. Consolidation of the powder by press/sintering, hot pressing, and/or HIP is used t...	07/13/2010
7674450	Valve metal oxide powders and process for the production thereof A process for the production of a valve metal oxide powder, in particular an Nb2O5 or Ta2O5 powder by continuous reaction of a fluoride-containing valve metal compound with a base in the presence of water and calcination o...	03/09/2010
7572430	Method for producing nano-particles Apparatus for producing nano-particles according to the present invention may comprise a furnace defining a vapor region therein. A precipitation conduit having an inlet end and an outlet end is positioned with respect to the furnace so that the inlet end is open to...	08/11/2009
7438888	Molybdenum oxide nano-particles Molybdenum oxide nano-particles. The nano-particles may be made by vaporizing the precursor material to produce a vapor; directing the vapor into an isolation chamber; contacting the vapor contained in the isolation chamber with a quench fluid stream to precipitate ...	10/21/2008
7413724	Method for producing nano-particles from a precursor material Method for producing nano-particles from a precursor material. One embodiment of the method comprises vaporizing the precursor material to produce a vapor, directing the vapor into an isolation chamber, contacting the vapor contained in the isolation chamber with a ...	08/19/2008
7413687	Low temperature proton conducting oxide devices A device for conducting protons at a temperature below 550° C. includes a LAMOX ceramic body characterized by an alpha crystalline structure. ...	08/19/2008
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
7338647	Synthesis of cathode active materials The present invention relates to a method for preparing an electroactive metal polyanion or a mixed metal polyanion comprising forming a slurry comprising a polymeric material, a solvent, a polyanion source or alkali metal polyanion source and at least one metal ion...	03/04/2008
7297321	Supermicroporous metal oxides A new class of supermicroporous mixed oxides, with pore sizes in the 10-20 Å range has been prepared utilizing basic metal acetates. The reactions are carried out in non-aqueous solvent media to which an excess of amine is added. Hydrolysis of the reagents is effe...	11/20/2007
7285261	Preparation and application of novel chromium based nanocatalyst for gas-phase fluorination and hydrofluorination reactions A process of reacting a metal chloride, especially chromium (III) chloride, with an alkali metal oleate at a temperature of from about 30° to about 300° C., and especially at about 70±1° C., in a solvent to form a metal oleate complex, especially a chromium-olea...	10/23/2007
7276224	Synthesis of nanoporous particles Methods of producing nanoporous particles by spray pyrolysis of a precursor composition including a reactive precursor salt and a nonreactive matrix salt are provided, wherein the matrix salt is used as a templating medium. Nanoporous aluminum oxide particles produc...	10/02/2007
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
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
7122168	Shape anisotropic metal oxide nanoparticles and synthetic method thereof In a metal oxide nanoparticle and a synthetic method thereof, and in particular to maghemite (γ-Fe2O3) nanoparticles usable as a superhigh density magnetic recording substance by having good shape anisotropy and magnetic characteristics, hemat...	10/17/2006
7118727	Method of making oxide particles The present invention provides a process for producing particles, such as oxide nanoparticles, in a substantially water-free environment. The process involves mixing at least one metal compound of the formula MX(m−n) with at least one surfactant and at ...	10/10/2006
7097691	Method for producing pigment nano-particles Method for producing pigment nano-particles may include vaporizing a pigment precursor material; drawing the vaporized pigment precursor material into a precipitation conduit; contacting the vapor in the precipitation conduit with a collection fluid at a first locat...	08/29/2006
7081267	Nanostructured powders and related nanotechnology Methods to manufacture nanoscale particles comprising metals, alloys, intermetallics, ceramics are disclosed. The thermal energy is provided by plasma, internal energy, heat of reaction, microwave, electromagnetic, direct electric arc, pulsed electric arc and/or nuc...	07/25/2006
7018566	Compounds derived from LMoOand their use as ionic conductors The invention concerns novel compounds derived from La2Mo2O9 and their use as ion conductors. The compounds of the invention have formula (1): A2−xA′xB2−yB′yO9...	03/28/2006
7018606	Method and apparatus for producing inorganic fullerene-like nanoparticles A process and apparatus are presented for obtaining inorganic fullerene-like nanostructures. A metal oxide is evaporated at predetermined temperature conditions, and is swept towards a reacting zone, to which first and second gas phase reacting agents are concurrent...	03/28/2006
6984369	Process for making surfactant capped metal oxide nanocrystals, and products produced by the process Disclosed is a process for making surfactant capped nanocrystals of metal oxides which are dispersable in organic solvents. The process comprises decomposing a metal cupferron complex of the formula MXCupX, wherein M is a metal, and Cup is a N-...	01/10/2006
6936235	Process for preparation of zirconium tungstate ceramic body, zirconium tungstate ceramic body prepared thereby, and temperature compensated fiber bragg grating device The present invention discloses a process for the preparation of zirconium tungstate (ZrW2O8) ceramic body, comprising a reactive sintering step to react and sinter powders of the raw materials comprising a Zr-containing compound and a W-contai...	08/30/2005
6911470	Polyoxometalate compounds as antiviral agents Polyoxometalate compounds which exhibit anti-retroviral activity are disclosed. Compounds with anti-retroviral activity include those having the following general molecular formulas: M7PW11O39 M8SiW	06/28/2005
6872402	Bactericidal silicon dioxide doped with silver Pyrogenically prepared silica doped with silver or silver oxide is prepared by feeding an aerosol into a flame such as is used for the preparation of pyrogenic silica, mixing the aerosol homogeneously with gas mixture before the reaction, then allowing the aerosol/g...	03/29/2005
6858562	Catalyst for decomposing organic harmful substances and method for decomposing organic halides by use thereof A catalyst of a water insoluble vanadyl sulfate or a complex catalyst, in which a specific oxide and a specific sulfate are combined to the water insoluble vanadyl sulfate are excellent not only in their activity, durability and SO2 resistance, not only i...	02/22/2005
6849104	Metalothermic reduction of refractory metal oxides High purity refractory metals, valve metals, refractory metal oxides, valve metal oxides, or alloys thereof suitable for a variety of electrical, optical and mill product/fabricated parts usages are produced from their respective oxides by metalothermic reduction of...	02/01/2005
6833127	Method of removing structure directing agents from molecular sieves A structure directing agent is removed from a microporous solid at a temperature below the temperature that would cause the structure directing agent to decompose by cleaving the structure directing agent within the pores of the microporous solid, at a temperature b...	12/21/2004
6695907	Dispersions containing pyrogenic oxides Dispersions of pyrogenic oxides, doped using an aerosol, are prepared by mixing the oxide with a suspending agent and milling. The dispersions can be used to prepare inkjet paper....	02/24/2004
6663794	Reducing-atmosphere-resistant thermistor element, production method thereof and temperature sensor This invention provides a reducing-atmosphere-resistant thermistor element, the resistance of which does not greatly change even when the element is exposed to a reducing atmosphere, and which has high accuracy and exhibits excellent resistance value stab...	12/16/2003
6664408	Process for preparing organically-substituted polyoxometalates The present invention is generally directed to a process for preparing polyoxometalates having amine-derived substituents attached thereto. In a first embodiment, the process comprises contacting a polyoxometalate and an amine in the presence of a diimide...	12/16/2003
6613300	Doped, pyrogenically prepared oxides Doped, pyrogenically prepared oxides of metals and/or non-metals which are doped with one or more doping components in an amount of 0.00001 to 20 wt. %. The doping component may be a metal and/or non-metal or an oxide and/or a salt of a metal and/or a non...	09/02/2003
6605266	Use and process for production of nanotubes Separable nanotubes are made from a transition metal oxide, preferably from a vanadium oxide of variable valence. They show a greater oxidation resistance than the carbon-based nanotubes known so far and offer many new and economic applications. The inven...	08/12/2003
6555078	Method of preparing lithium salts The present invention provides an inexpensive process for the preparation of lithium salts of formula LiX having a desired or required level of purity using lithium chloride and lithium sulfate. In the process of the invention, a lithium salt selected fro...	04/29/2003
6517802	Methods of synthesis for nanostructured oxides and hydroxides A chemical synthetic route for nanostructured materials that is scalable to large volume production, comprising spray atomization of a reactant solution into a precursor solution to form a nanostructured oxide or hydroxide precipitate. The precipitate is ...	02/11/2003
6468497	Method for producing nano-particles of molybdenum oxide Apparatus for producing nano-particles comprises a furnace defining a vapor region therein. A precipitation conduit having an inlet end and an outlet end is positioned with respect to the furnace so that the inlet end is open to the vapor region. A quench...	10/22/2002
6447594	Strontium chromate corrosion inhibitor pigment with reduced solubility A process for producing a strontium chromate corrosion inhibitor includes the steps of providing an aqueous slurry containing dispersed particulate strontium chromate, adding to the slurry a phosphoric acid or a neutral or acidic soluble salt of a phospho...	09/10/2002
6428765	Crystalline tantalum containing multinary metal oxide compositions, processes for using the composition A new family of crystalline metal oxide compositions have been synthesized. These compositions are described by the empirical formula: An TaMx M'y M"m Op where A is an alkali metal cation, ammonium ion and mixt...	08/06/2002
6383976	Multimetal oxide material for gas-phase catalytic oxidation of organic compounds The multimetal oxide materials essentially consisting of Mo12 Bia X1b Fec X2d X3e Oy (I) where: X1 is Co and/or Ni, X2 is Si and/or ...	05/07/2002
6365555	Method of preparing metal containing compounds using hydrodynamic cavitation A process for the preparation of nanostructured materials in high phase purities using cavitation is disclosed. The method comprises mixing a metal containing solution with a precipitating agent and passing the mixture into a cavitation chamber. The chamb...	04/02/2002

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Class 423/606 - Group VIB metal (Cr, Mo, or W)