| Patents for C01G 49 - Compounds of iron (8,643) |
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| 08/11/2009 | US7572532 Oxide material and a fuel cell electrode containing said material |
| 08/11/2009 | CA2375195C Process for producing a lithium transition metal sulphide |
| 08/06/2009 | US20090196820 Process for producing anisotropic magnetic material and anisotropic magnetic material |
| 08/06/2009 | US20090196818 Multiferroic element |
| 08/06/2009 | US20090194733 Superparamagnetic transition metal iron oxygen nanoparticles |
| 08/05/2009 | EP2083936A1 Highly acidic composition containing zirconium and silicon oxides and an oxide of at least one element selected from titanium, aluminium, tungsten, molybdenum, cerium, iron, tin, zinc, and manganese |
| 08/05/2009 | CN101501575A Use of a powder composition and a medium |
| 08/05/2009 | CN101497484A Method for treating ferric trichloride etching waste liquor |
| 08/05/2009 | CN101497463A Method for preparing gamma-Fe2O3 nanoparticle by two-step precipitation |
| 08/05/2009 | CN101497462A Method for producing ferric oxide iron oxide red by fine selecting calcining method |
| 08/05/2009 | CN101497461A Method for rapidly preparing ferrate solution by microwave radiation |
| 08/05/2009 | CN100524910C Anode active material for non-aqueous electrolyte secondary battery |
| 08/05/2009 | CN100522825C Method for preparing magnetite Fe3O4 nano particles material |
| 08/05/2009 | CN100522824C Method for preparing Nano particles of monodisperse, ultra paramagnetic ferroferric oxide |
| 08/05/2009 | CN100522823C Method for preparing gamma-Fe2O3 nano magnetic material |
| 08/05/2009 | CN100522810C Material with hirarchized porosity, comprising silicium |
| 07/30/2009 | WO2009093756A1 Mnzn ferrite and magnetic core for transformer |
| 07/30/2009 | WO2009093561A1 Process for production of inorganic nanoparticle using colloid as precursor and/or intermediate |
| 07/29/2009 | EP2081682A2 Lithium-porous metal oxide compositions and lithium reagent-porous metal compositions |
| 07/29/2009 | EP1716076A4 Method for making metal oxides |
| 07/29/2009 | CN101495412A Iron arsenate powder |
| 07/29/2009 | CN101492183A Magnetic carbon nanosphere functionalized with carboxylic acid group and method of producing the same |
| 07/28/2009 | US7566436 prevent blocking, mixing fluids of differing densities, one of the fluids is supercritical water, and the other is aqueous metal salt solution to produce nanoparticles of metal oxides; control of particle size and shape |
| 07/23/2009 | WO2009090316A1 Method for producing hydrogen from hydrogen sulphide |
| 07/23/2009 | US20090186053 Surface-Modified Non-Metal/Metal Oxides Coated With Silicon Dioxide |
| 07/22/2009 | EP2079664A2 Method for the production of surface-modified, nanoparticulate metal oxides, metal hydroxides and/or metal oxyhydroxides |
| 07/22/2009 | EP2079542A1 Highly acidic composition containing zirconium oxide, titanium oxide and tungsten oxide, method for preparing the same and use thereof in the treatment of exhaust gases |
| 07/22/2009 | EP1478701B1 Method for reducing the size of metallic compound particles |
| 07/22/2009 | CN101486491A Hydroxy and amino functionalized echinus-like carbon coated ferriferrous oxide material and preparation thereof |
| 07/22/2009 | CN100515955C Method for preparing iron oxide red from red mud |
| 07/16/2009 | WO2009087272A2 A method for preparing metal nanoparticles |
| 07/16/2009 | DE102008003615A1 Magnetische Transducer Magnetic Transducers |
| 07/16/2009 | CA2707523A1 Magnetic transducers |
| 07/09/2009 | WO2009084214A1 Lithium manganate for nonaqueous electrolyte secondary battery, method for producing the same, and nonaqueous electrolyte secondary battery |
| 07/09/2009 | US20090175782 Method for obtaining magnetite |
| 07/09/2009 | CA2710539A1 Lithium manganate for non-aqueous electrolyte secondary battery, process for producing the same, and non-aqueous electrolyte secondary battery |
| 07/08/2009 | CN101475224A Preparation and use of polyvinyl pyrrolidon modified superparamagnetism nano bengala |
| 07/08/2009 | CN101475223A Preparation of nanostructured alpha type ferric oxide hollow submicrosphere |
| 07/08/2009 | CN101475222A Iron oxide hollow microsphere and preparation thereof |
| 07/02/2009 | WO2009081703A1 Burned composite metal oxide and process for producing the same |
| 07/02/2009 | US20090169470 Process for production of iron oxyhydroxide particles |
| 07/02/2009 | US20090166578 Composite particle and production method thereof |
| 07/02/2009 | DE102007058674A1 Nanopartikuläre Zusammensetzung und Verfahren zu deren Herstellung Nanoparticulate composition and process for their preparation |
| 07/01/2009 | CN201264910Y Apparatus for processing pickling iron-oxide red by using multi-stage rotary kiln |
| 07/01/2009 | CN101468817A Mesoporous nanocrystalline assembled porous bengala microsphere and preparation thereof |
| 07/01/2009 | CN101468816A Process for production of iron oxyhydroxide particles |
| 06/30/2009 | US7553474 Heating metal compound in aqueous medium with quaternary ammonium carbonate; hydrothermal processing; hydrolysis; uniform particle size distribution; oxides of aluminum, yttrium, magnesium, calcium, barium, zinc, nickel, indium, iron, cobalt, cerium, bismuth, titanium, zirconium, silicon, and/or tin |
| 06/25/2009 | WO2009078818A1 Magnetite-silver heterodimer nanoparticles and their preparation and use for two-photon fluorescence |
| 06/25/2009 | US20090162274 Method for preparing metal oxide particles with a controlled size |
| 06/24/2009 | CN101462776A Process for preparing poly ferric chloride |
| 06/24/2009 | CN101462775A Method for producing iron-oxide red from ferro-phosphorus |
| 06/24/2009 | CN101462774A Nano ferrous iron oxide colloid and preparation thereof |
| 06/23/2009 | US7550098 Combining starting materials free of lithium, source of phosphate ion and source of reducing carbon to provide mixture, then heating; electrodes; batteries |
| 06/18/2009 | WO2009075710A1 Acid recycle process with iron removal |
| 06/18/2009 | WO2009074729A1 Use of a redox mass having a spinel type structure for a looping redox process |
| 06/18/2009 | WO2009074208A2 Negative electrode material for li-ion batteries |
| 06/18/2009 | CA2708708A1 Negative electrode material for li-ion batteries |
| 06/18/2009 | CA2706623A1 Use of a redox mass having a spinel type structure for a looping redox process |
| 06/17/2009 | EP2069733A1 Process for making nano-sized and micro-sized precipitate particles |
| 06/17/2009 | CN101460404A Spherical sintered ferrite particle, semiconductor sealing resin composition making use of the same and semiconductor device obtained therewith |
| 06/16/2009 | US7547431 High purity nanoscale metal oxide powders and methods to produce such powders |
| 06/16/2009 | US7547400 Nanoparticle nickel zinc ferrites synthesized using reverse micelles |
| 06/10/2009 | EP2068386A1 Oxide material and electrode for fuel cell comprising same |
| 06/10/2009 | EP2067748A1 Process for producing iron arsenide compound with good crystallinity |
| 06/10/2009 | CN100497186C Method for preparing Fe2O3 Nano particles clad by Fe2O3 |
| 06/04/2009 | US20090142522 Hollow nanocrystals and method of making |
| 06/04/2009 | US20090142256 Method for producing a nanostructured material |
| 06/04/2009 | US20090140384 Process for obtaining a thin, insulating, soft magnetic film of high magnetization, corresponding film and corresponding integrated circuit |
| 06/03/2009 | EP1713569B1 Counter current mixing reactor and related process |
| 06/03/2009 | CN101445277A Nano-crystalline Fe*O* particles with high absorption capacity and preparation method thereof |
| 06/03/2009 | CN100494076C Transition metal-magnetic ferric oxide nano-composite material, its production and uses |
| 06/02/2009 | US7541114 Anode active material, manufacturing method thereof, and non-aqueous electrolyte secondary battery |
| 05/28/2009 | WO2009065180A1 Non-metal doped metal oxide nanosheets and method of production thereof |
| 05/28/2009 | WO2009065179A1 Nanosheets with band gap modification agent and method of production thereof |
| 05/28/2009 | US20090133822 Dispersion of superparamagnetic nanoscale particles of mixed metal oxide of two divalent and one trivalent metals and having a volume-averaged particle diameter of 20 to 100 nm in a surfactant; for the production of adhesives whose properties can be modified by heating |
| 05/27/2009 | CN101439881A Preparation of ferriferrous oxide particle |
| 05/27/2009 | CN101439880A Production process for coproduction of iron oxide red and concentrated sulfuric acid |
| 05/27/2009 | CN100491261C Preparation method of suspending stabilized scattering nano Fe3O4 |
| 05/27/2009 | CN100491260C Method for synthesizing block-shaped alpha-ferric oxide nanostructure |
| 05/26/2009 | US7537749 Method for processing iron-laden spent sulfuric acid |
| 05/22/2009 | WO2009063834A1 Process for producing magnetic powder, process for producing magnetic sheet, and process for producing antenna module |
| 05/20/2009 | CN101437759A Method for obtaining magnetite |
| 05/20/2009 | CN101434414A Preparation of polymeric ferric sulfate |
| 05/20/2009 | CN101434413A Process for producing iron oxide red by dry method |
| 05/20/2009 | CN101434412A Preparation of alpha-FeOOH nano-rod |
| 05/20/2009 | CN100490225C Method of synthesizing electrochemically active materials from a slurry of precursors |
| 05/20/2009 | CN100488890C Method for reclaiming valuable element from acidic arsenic-containing biological oxidation gold extraction waste liquor |
| 05/20/2009 | CN100488881C Method for preparing superfine even Fe2O3 |
| 05/14/2009 | WO2009060828A1 Complex metal oxide and sodium secondary battery |
| 05/14/2009 | WO2009060623A1 Method of producing nonmagnetic particle powder for nonmagnetic under layer of magnetic recording medium and magnetic recording medium |
| 05/14/2009 | US20090124493 Catalyst for purifying exhaust gas and method for producing tetragonal system composite oxide |
| 05/14/2009 | US20090120802 Methods of synthesizing an oxidant and applications thereof |
| 05/13/2009 | EP2058410A1 Process for treating aqueous lateritic-ore pulps in pressurized acid technology |
| 05/13/2009 | CN101432463A Etching solutions, method for regeneration of waste etching solutions and method for the recovery of valuable metals from waste etching solutions |
| 05/13/2009 | CN101428863A Process for producing spherical FeOOH nano-powder |
| 05/13/2009 | CN101428862A Process for producing potassium permanganate doped potassium ferrate |
| 05/13/2009 | CN101428760A Method and device for recycling hydrochloric acid and ferrous chloride with acid washing phosphorization waste liquor of steel wire rope |
| 05/07/2009 | WO2009038379A3 Method of manufacturing fe and ni containing material and cobalt containing material using recycling residue of spent catalyst and method of manufacturing raw material for stainless using the fe and ni containing material and method of manufacturing fe-ni alloy |
| 05/07/2009 | US20090118124 Novel aqueous composition and use of the same |
| 05/06/2009 | EP2055377A1 Magnetic chemical absorber, process for producing the same, method of regenerating the same, and method of treating waste liquid |