Patents for C01G 51 - Compounds of cobalt (4,198)
12/2001
12/25/2001US6332968 Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions
12/13/2001US20010051384 Fabrication of highly textured lithium cobalt oxide films by rapid thermal annealing
12/06/2001WO2001092158A1 Lithium-transition metal composite oxide
12/05/2001EP1060129B1 Polymetallic oxide materials
12/04/2001US6326090 Ten different inorganic materials that cannot interdiffuse, area within regions is hydrophilic, outside regions is hydrophobic
12/04/2001US6325988 Prepared from manganese complex hydroxide
11/2001
11/29/2001US20010046628 Comprising lithium mixed oxide particles coated with at least one layer of a mixture of an alkali metal compound and a metal oxide; chemical resistance, acid resistance; for use as cathode in electrochemical cells
11/28/2001CN1324120A Positive electrode active material, non-aqueous electrolyte secondary cell and its mfg. method
11/28/2001CN1323746A Prepn. of hydroxocobalamine salt with cyanocobalamine as precursor
11/28/2001CN1075670C Alkaline accumulator and its mfg. method
11/28/2001CN1075470C Process for coating cobalt oxide cobalt hydroxide on surface of spherical nickel hydroxide
11/28/2001CN1075468C Separating and refining process for Co-Mn mixture
11/22/2001WO2001039290A3 Method and apparatus for producing lithium based cathodes
11/21/2001CN1075042C Metal hydroxide solid solution having high aspect ratios and the producing process thereof
11/14/2001EP1154503A1 Positive electrode active material, non-aqueous electrolyte secondary cell and method for preparation thereof
11/14/2001CN1322381A 碱性蓄电池 Alkaline batteries
11/14/2001CN1321795A Preparation method of cobaltous oxide used as positive pole of alkaline secondary cell
11/08/2001WO2001084566A1 Magnetic ferrite powder, magnetic ferrite sinter, layered ferrite part, and process for producing layered ferrite part
10/2001
10/31/2001CN1319905A Lithium mixed oxide coated grain and preparation method
10/17/2001EP1144699A1 Method for extracting anions of ivb to viii metals using alkyl-substituted 1,3-diaminopropanes
10/16/2001CA2087473C Non-chromated oxide coating for aluminum substrates
10/11/2001WO2001074484A2 Transition metal carbides, nitrides and borides and their oxygen containing analogs useful as water gas shift catalysts
10/10/2001EP0975550B1 Process for the production of hexaammine cobalt nitrate
10/10/2001CN1072729C Method for recovering cobalt from cobalt containing waste catalyst used in carbonylation synthesizing process
10/09/2001US6300009 Lithium secondary battery
10/04/2001US20010025946 Low porosity, high tap and pellet densities; cation dopants from alkali earth metals, transition metals, boron, aluminum, silicon, gallium, germanium; intercalation compounds for positive electrodes in batteries
10/04/2001EP1137598A1 Layered lithium metal oxides free of localized cubic spinel-like structural phases and methods of making same
10/03/2001CN1316109A Nickel positive electrode plate for alkaline storage batteries and method for producing same
10/03/2001CN1315920A Process for synthesizing metal oxides and metal oxide having perovskite or perovskite-like crystal structure
09/2001
09/27/2001WO2001070631A1 Porous, doped titanium oxides as selective oxidation and dehydration catalysts
09/27/2001US20010024754 Positive electrode material and battery for nonaquous electrolyte secondary battery
09/27/2001US20010023933 Magnetoplumbite-type crystal structure; isotropic ferrite composition by calcination; finely pulverized and heat-treated metal compounds substitutions for stronium and/or barium; high performance use rotors, photocopiers
09/27/2001DE10014884A1 Beschichtete Lithium-Mischoxid-Partikel und ein Verfahren zu deren Herstellung Coated lithium mixed oxide particles and a process for their preparation
09/27/2001DE10013934A1 Porous mixed oxides, useful for the selective oxidation of hydrocarbons, contain titanium dioxide and an oxide that is uniformly dispersed and domain free
09/26/2001EP1136446A2 Coated lithium-mixed oxide particles and method for preparation
09/25/2001US6294147 Manganese salt in water, oxidant, lithium hydroxide, seed crystals selected from the group consisting of activated carbon, aerosil, silica, spinel
09/24/2001CA2342077A1 Coated lithium mixed oxide particles and a process for producing them
09/20/2001US20010022959 Highly crystalline Mn2O3 or Mn3O4 manganese oxides
09/19/2001EP1134822A1 A method for forming a thin film
09/12/2001EP1132132A1 Method for recovering catalyst transition metals from salt-containing reaction mixtures
09/11/2001US6287432 Using oxygen; forming synthesis gas
09/06/2001US20010018989 Polycrystalline microstructure solid electrolytes having heat and chemical resistance, used in electrical and electronic apparatus such as fuel cells and detectors
09/06/2001DE10008904A1 Verfahren zur Rückgewinnung von Katalysator-Übergangsmetallen aus salzhaltigen Reaktionsgemischen A process for recovering catalyst-transition metals from salt-containing reaction mixtures
09/05/2001EP1130663A1 Positive electrode material for battery and nonaqueous electrolyte secondary battery
09/04/2001US6284150 Oxides of iron, strontium, barium, rare earth metals, cobalt, manganese, nickel, zinc; high-performance; useful for rotors, magnet rolls for electromagnetic developing-type printers and photocopiers, audio speakers, buzzers
08/2001
08/30/2001WO2001062421A1 Rapid conversion of metal-containing compounds to form metals or metal oxides
08/30/2001US20010017152 Comprising a mixed oxide of calcium, cobalt and rare earth element in given proportions; heat resistance, chemical durability; P-type thermoelectric material
08/30/2001US20010017065 Separating from the mixture the transition metal compound and the salts, combusting, quenching resulting flue gas/salt mixture with water and combustion residue containing transition metal is dried and converted to fresh catalyst
08/30/2001CA2400904A1 Rapid conversion of metal-containing compounds to form metals or metal oxides
08/29/2001EP0761601B1 Process for preparing precipitate of perovskite composite oxide
08/23/2001WO2001060749A1 A method for preparing lithium manganese spinel complex oxide having improved electrochemical performance
08/23/2001US20010016284 Positive active material for rechargeable lithium battery and method of preparing same
08/22/2001EP1125893A1 Ion Conductor
08/21/2001US6277521 Lithium metal oxide containing multiple dopants and method of preparing same
08/21/2001US6277305 Reacting aqueous solution of cobalt salts with alkali metal, alkaline earth metal or ammonium carbonate, hydrogen carbonate or hydroxide and organic compound containing at least one carboxyl group, separating coprecipitate formed, calcining
08/16/2001US20010014423 Process control
08/16/2001EP1123902A1 Complex oxide having high seebeck coefficient and high electric conductivity
08/15/2001CN1308021A Metal oxide solid solution with high type number ratio and its preparation
08/14/2001US6274273 Positive active material for rechargeable lithium battery and method of preparing same
08/09/2001US20010012499 Cobalt recovery process
08/08/2001EP1121721A1 Alkaline storage battery
08/08/2001EP1121477A1 Electrochemical production of amorphous or crystalline metal oxides with particle sizes in the nanometer range
08/08/2001CN1307542A Method for preparing composite BIMEVOX electrolyte, use of said composite for separating oxygen from gas mixture
08/07/2001US6270925 Cycle life; electricity
08/02/2001WO2001055463A1 Carbonyl process for recovery of purified cobalt
07/2001
07/31/2001US6267943 Lithium manganese oxide spinel compound and method of preparing same
07/31/2001US6267800 Process for producing cobalt metal powder from nickel-cobalt sulphides
07/26/2001WO2001053198A1 Preparation of lithium-containing materials
07/25/2001EP1118383A1 Perovskite oxidation catalysts and the process for their preparation
07/25/2001CA2296964A1 Cobalt recovery process
07/24/2001US6264904 Process for recovery of cobalt by selective precipitation of cobalt-calcium double salt
07/18/2001EP1116288A1 Nickel positive electrode plate for alkaline storage batteries and method for producing the same
07/18/2001EP1115660A1 Solid-state gas sensors and compounds therefor
07/04/2001EP0984826B1 Autothermic reactor comprising oxygen ion conducting dense ceramic membrane and process using the autothermic reactor for producing synthesis gas
07/03/2001US6254991 Having a core-shell structure by dissolving a crystalline ceramic powder in water so as to leave a core portion of the ceramic powder while heating
07/03/2001US6254847 Metal hydroxide solid solution, metal oxide solid solution and processes for their production
06/2001
06/28/2001WO1998016960A3 Polymer electrolyte, intercalation compounds and electrodes for batteries
06/28/2001DE19960867A1 Synthese von Übergangsmetall-Aluminaten mit hohen spezifischen Oberflächen durch Kristallisation aus Übergangsmetall-haltigen Alumosilicaten Synthesis of transition metal aluminates with high specific surface areas by crystallization from transition metal-containing aluminosilicates
06/27/2001EP1109667A1 Oxygen scavenging compositions and methods for making same
06/27/2001EP0969962A4 Multi-layer membrane composites and their use in hydrocarbon partial oxidation
06/21/2001WO2001044114A1 Synthesis of transition-metal aluminates with high specific surfaces by crystallisation from alumosilicates containing transition metals
06/14/2001WO2001042141A1 Lithium cobalt oxides and methods of making same
06/07/2001WO2001041255A1 Microwave absorbing structure
06/07/2001CA2392379A1 Microwave absorbing structure
06/06/2001CN1298556A Active material of positive electrode for non-aqueous electrode secondary battery and method for preparing the same and non-aqueous electrode secondary battery using the same
05/2001
05/31/2001WO2001039290A2 Method and apparatus for producing lithium based cathodes
05/22/2001US6235187 Using mixed oxide
05/16/2001EP1098849A1 Method for preparing a composite bimevox electrolyte, use of said composite for separating oxygen from a gas mixture
05/16/2001EP1098843A1 Process for synthesizing metal oxides and metal oxides having a perovskite or perovskite-like crystal structure
05/16/2001CN1065927C Electrochemical process for producing unsaturated hydrocarbon compounds from stauarated hydrocarbon compound
05/08/2001US6228522 High temperature fuel cells
05/03/2001WO2001030701A1 Method of preparing metal containing compounds using hydrodynamic cavitation
05/03/2001CA2389011A1 Method of preparing metal containing compounds using hydrodynamic cavitation
04/2001
04/26/2001WO2001029276A1 Resin-in-pulp method for recovery of nickel and cobalt from oxidic ore leach slurry
04/26/2001CA2387834A1 Resin-in-pulp method for recovery of nickel and cobalt from oxidic ore leach slurry
04/19/2001WO2001027032A1 Lithium-cobalt composite oxide, method for preparing the same, positive electrode for lithium secondary cell and lithium secondary cell using the same
04/18/2001EP1093172A1 Positive electrode activator for lithium secondary battery and lithium secondary battery
04/18/2001CN1291778A Ferrite raw material powder made by spraying pyrolysis method and making method of ferrimagnetics
04/17/2001US6218335 As catalysts, adsorbers or carriers
04/11/2001EP1090884A1 Method of making ferrite material powder by spray pyrolysis process and method of producing ferrite magnet
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