Patents for C01G 31 - Compounds of vanadium (2,341)
06/2000
06/27/2000US6080232 Spray-pyrolizing predried spinel-forming metal oxides, then separating resulting pigment from the pyrolysis gas
06/06/2000US6072070 Catalysts exhibiting x-ray diffraction spectra characteristic of crystallographic phase of rutile
05/2000
05/31/2000EP1005098A2 Alkali metal electrochemical cell having an improved cathode activated with a nonaqueous electrolyte having a passivation inhibitor additive
05/18/2000WO2000027753A1 Polymetal oxide containing silver oxide and vanadium oxide and the use thereof
05/17/2000CN1052460C Process for producing vanadium trioxide
05/11/2000DE19851786A1 Silber- und Vanadiumoxid enthaltendes Multimetalloxid und dessen Verwendung Silver and vanadium oxide as the active composition and its use
05/04/2000WO2000024676A1 A molecular decomposition process for the synthesis of nanosize ceramic and metallic powders
05/03/2000EP0996591A1 Erfahren zur herstellung
04/2000
04/18/2000US6051339 Cage structure
04/13/2000WO2000020515A1 Red-tinged bismuth vanadate pigments
04/13/2000DE19846010A1 Verfahren zur Herstellung von Bismutvanadat A process for preparing bismuth vanadate
04/12/2000EP0992457A1 Process for the preparation of bismuth vanadate
04/05/2000EP0912771B1 Process for producing a metallurgical raw material from oil containing heavy metals
03/2000
03/28/2000US6042805 Having a mean vanadium oxidation state of at least +4 but lower than +5 from ammonium metavanadate (nh4vo3) in one step, by heating the nh4vo3 to effect thermal decomposition while maintaining an autogenous pressure of at least 0.5 mpa
03/22/2000EP0987776A1 Metal oxide of porous structure, electrode structure, secondary battery, and methods for producing them
03/16/2000WO2000014302A1 Electrochemical production of amorphous or crystalline metal oxides with particle sizes in the nanometer range
03/15/2000EP0759888B1 Process for the preparation of layered double hydroxides.
03/09/2000DE19840842A1 Elektrochemische Herstellung amorpher oder kristalliner Metalloxide mit Teilchengrößen im Nanometerbereich Electrochemical production of amorphous or crystalline metal oxides with particle sizes in the nanometer range
03/07/2000US6033637 Injecting either calcium oxide or calcium hydroxide into the aqueous slurry and reacting the calcium oxide or calcium hydroxide with the ammonium sulfate within the ashes to produce a slurry containing gypsum and ammonia; stripping
02/2000
02/23/2000CN1245540A Method for preparation of metal intercalated fullerene-like metal chalcogenides
01/2000
01/13/2000WO2000001619A1 Method for preparing a composite bimevox electrolyte, use of said composite for separating oxygen from a gas mixture
01/11/2000US6013391 High capacity high rate materials
01/05/2000CN1048038C Hydrocarbon raw material partial oxidation method containing ash treating process
12/1999
12/28/1999US6007870 Dissolving crystalline ceramic powder in water so as to leave core portion of ceramic powder while heating; depositing coating of ceramic powder dissolved in the water on and around surfaces of core; firing to form shell around core cooling
12/21/1999US6004697 Modified lithium vanadium oxide electrode materials products and methods
11/1999
11/23/1999US5989514 Processing of vanadium oxide particles with heat
11/23/1999CA2152464C Process for preparing ammoxidation catalysts
11/16/1999US5985113 Modular ceramic electrochemical apparatus and method of manufacture therefor
11/09/1999US5980855 Method for preparing lithiated metal oxides
11/03/1999EP0776317B1 Two powder synthesis of hydrotalcite and hydrotalcite-like compounds
10/1999
10/21/1999WO1999052824A1 Method for preparing transition metal oxide containing lithium or extra lithium, positive electrode active material comprising same, and battery
10/21/1999CA2293840A1 Method for preparing transition metal oxide containing lithium or extra lithium, positive electrode active material comprising same, and battery
10/13/1999EP0948671A1 Method for preparation of metal intercalated fullerene-like metal chalcogenides
09/1999
09/28/1999US5958624 For lithium rechargeable battery system
09/28/1999US5958126 Bismuth vanadate pigments
09/21/1999US5955218 Heat-treated silver vanadium oxide for use in batteries for implantable medical devices
09/16/1999WO1999030378A9 Modified lithium vanadium oxide electrode materials; products and methods
09/15/1999CN1228389A Method for production of granulated vanadium oxide
09/14/1999US5952125 Batteries with electroactive nanoparticles
09/10/1999WO1999045160A1 Method for electrochemical oxidation of vanadium in aqueous solutions and method to obtain vanadium pentoxide
08/1999
08/25/1999EP0756578B1 Novel method for preparing an oxide, particularly a transition metal oxide
07/1999
07/28/1999EP0932214A2 Modular ceramic electrochemical apparatus and method of manufacture therefor
06/1999
06/24/1999WO1999031745A1 Mesostructural metal oxide materials useful as an intercalation cathode or anode
06/23/1999CN1220705A Process for producing metallurgical raw material from oil containing heavy metals
06/22/1999US5914293 Absorbent and process for removing sulfur oxides from a gaseous mixture
06/17/1999WO1999030378A1 Modified lithium vanadium oxide electrode materials; products and methods
06/17/1999CA2313020A1 Modified lithium vanadium oxide electrode materials; products and methods
05/1999
05/14/1999WO1999023712A1 Transition metal-based ceramic material and articles fabricated therefrom
05/14/1999CA2308613A1 Transition metal-based ceramic material and articles fabricated therefrom
05/06/1999EP0913007A1 A method for preparing mixed amorphous vanadium oxides and their use as electrodes in rechargeable lithium cells
05/06/1999EP0912771A1 Process for producing a metallurgical raw material from oil containing heavy metals
04/1999
04/20/1999US5895733 Synthesis method for silver vanadium oxide
04/06/1999US5891407 Process for producing pure ammonium metallates
03/1999
03/23/1999US5885922 Multimetal oxide materials
03/03/1999CN1209789A Nanostructured oxides and hydroxides and method of synthesis therefor
02/1999
02/03/1999EP0894779A1 Process for preparing ceramic powder
01/1999
01/28/1999WO1999004441A1 Vanadium oxide particles and batteries with electroactive nanoparticles
01/05/1999US5855862 Process for the preparation of an oxide, especially a transition metal oxide
12/1998
12/29/1998US5853472 Transparent bismuth vanadate pigments
12/23/1998CN1202463A Process for high-yield synthesis of high content vanadylic sulfate
12/02/1998CN1040969C Composite metal oxide powder and process for producing same
12/01/1998US5843862 Process for manufacturing an absorbent composition
11/1998
11/26/1998WO1998052869A1 Lyotropic liquid crystalline l3 phase silicated nanoporous monolithic composites and their production
11/11/1998EP0876295A1 Nanostructured oxides and hydroxides and methods of synthesis therefor
10/1998
10/08/1998DE19713148A1 High specific surface aluminium vanadate synthesis
10/07/1998CN1040132C Synthetic method for extracting vanadium for bone coal
09/1998
09/30/1998CN1194283A Wet-processing method for combustion ashes of petroleum fuels, containing ammonium sulfate and method of utilizing ammonia components recovered by wet-processing method
09/15/1998US5807531 Oxidation catalyst
08/1998
08/05/1998EP0856490A1 Silver vanadium oxide
07/1998
07/15/1998CN1187802A Process for producing pure ammonium metallates
07/14/1998CA2100442C Process for the production of vanadium containing steel alloys
07/08/1998EP0852220A1 A wet-processing method for combustion ashes of petroleum fuels, containing ammonium sulfate and a method of utilizing ammonia components recovered by the wet-processing method
07/07/1998US5776424 Two powder synthesis of hydrotalcite and hydrotalcite-like compounds with monovalen inorganic anions
06/1998
06/25/1998WO1998026871A1 Nanotubes, use and manufacture of same
06/24/1998EP0849225A1 Silver vanadium oxide
06/16/1998US5766336 Colored pigments based on oxide-nitrides, the preparation and use thereof
06/10/1998CN1184162A Vanadium pentoxide extracting method from stone coal vanadium ore
06/04/1998WO1998023796A1 Method for preparation of metal intercalated fullerene-like metal chalcogenides
05/1998
05/28/1998WO1998022387A1 Nanostructured oxides and hydroxides and methods of synthesis therefor
05/28/1998CA2243441A1 Nanostructured oxides and hydroxides and methods of synthesis therefor
05/20/1998EP0842990A2 Spherical colour pigments, process for their preparation and their use
05/12/1998US5750020 Cyclic, fluidized catalytic-cracking of hydrocarbon feedstock including oxides of nitrogen and sulfur, converting nitrogen oxide in regeneration zone by exposing gas stream to a catalyst bed of microcrystalline mixed oxides
05/06/1998EP0839874A2 Bismuth vanadate pigments
05/04/1998CA2217244A1 Bismuth vanadate pigments
04/1998
04/08/1998EP0666239B1 Composite metal oxide powder and process for producing the same
04/01/1998EP0832040A1 Process for producing pure ammonium metallates
03/1998
03/24/1998US5730951 Two powder synthesis of hydrotalcite and hydrotalcite-like compounds with polyvalent inorganic anions
03/17/1998US5728366 Two powder synthesis of hydrotalcite and hydrotalcite-like compounds with monovalent organic anions
03/17/1998US5728365 Reacting divalent metal compound and trivalent metal oxide powder in aqueous suspension to form double hydroxide, contacting with acid or salt of divalent inorganic anion to form intercalated layered double hydroxide, separating
03/17/1998US5728364 Two powder synthesis of hydrotalcite and hydrotalcite like compounds
03/17/1998US5728363 React trivalent metal oxide powder with divalent metal compound and react intermediate formed with anion source, separation
01/1998
01/22/1998WO1998002929A1 A method for preparing mixed amorphous vanadium oxides and their use as electrodes in rechargeable lithium cells
01/07/1998EP0815055A1 Yttrium and/or rare earths aluminates having perovskite structure, preparation thereof and use as pigments
12/1997
12/23/1997US5700598 Method for preparing mixed amorphous vanadium oxides and their use as electrodes in reachargeable lithium cells
12/11/1997WO1997046723A1 Process for producing a metallurgical raw material from oil containing heavy metals
12/09/1997US5695892 Reacting vanadium oxide with nitric acid and a silver containing constituent and a copper containing constituent
12/04/1997DE19622153A1 Verfahren zur Erzeugung eines metallurgischen Rohstoffs A process for producing a metallurgical raw material
12/03/1997EP0810269A2 Transparent bismuth vanadate pigments
12/02/1997US5693136 Reacting an acidic solution of bismuth nitrate with a basic solution of ammonium metavanadate; ph adjustment; precipitation
11/1997
11/26/1997CN1036514C Method for conversion of carbon containing partial oxidized from gasification process
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