Patents
Patents for C01F 17 - Compounds of the rare-earth metals, i.e. scandium, yttrium, lanthanum, or the group of the lanthanides (4,902)
02/2004
02/25/2004CN1477055A Method for producing high crystal composite oxide powder
02/18/2004EP1389271A1 Reactor for decomposition of ammonium dinitramide-based liquid monopropellants and process for the decomposition
02/18/2004CN1476413A Production of fine-grained particles
02/12/2004US20040028592 Salt formation; ejection a powder through nozzle; uniform particle sizes
02/12/2004DE10334513A1 Einkristalle von Silicaten von Seltenerdelementen Single crystals of silicates of rare earth elements
02/11/2004CN1473904A Light rare-earth raw material for producing cerium abrasive
02/10/2004US6689191 Rapid conversion of metal-containing compounds to form metals or metal alloys
02/10/2004US6689178 For polishing glass materials; precision and cutting property; magnetic recording media such as hard disks, glass substrates of liquid crystal displays
02/05/2004US20040021129 For use as scintillator
02/04/2004CN1137052C Production process of nanometer rare earth oxide
02/03/2004US6685991 Method for formation of thermal-spray coating layer of rare earth fluoride
01/2004
01/28/2004CN1471494A Rare earth or gallium additive composition, methods for preparing same and use thereof as catalyst
01/28/2004CN1470455A Composite cerium-zirconium-barium oxides and preparing method thereof
01/22/2004WO2004007350A1 Process for preparing fine metal oxide particles
01/22/2004US20040013593 Rare earth metal oxysulfide cool storage material and cool storage device
01/21/2004EP1382570A1 Method for manufacturing highly-crystallized double oxide powder
01/15/2004WO2004005184A1 Metal oxides prepared by flame spray pyrolysis
01/15/2004WO2004005183A2 Method for preparing nanoparticles comprising cerium oxide and zirconium
01/15/2004WO2003084871A3 Non-aqueous dispersion of nanocrystalline metal oxides
01/15/2004US20040009349 Composite nanoparticle materials and method of making the same
01/15/2004US20040009109 High-temperature heating fine droplets of a solution of a double oxide where the solution exhibits only one main peak attributable to the decomposition reaction in a Differectial Thermal Analysis(DTA) profile; thermogravimetric analysis(TA)
01/15/2004CA2488920A1 Metal oxides prepared by flame spray pyrolysis
01/14/2004EP1380675A1 Method for reducing oxygen component and carbon component in fluoride
01/13/2004US6677262 Rare earth oxide, basic rare earth carbonate, making method, phosphor, and ceramic
01/13/2004US6676854 Image quality
01/08/2004WO2004002893A2 Composition based on zirconium oxide and oxides of cerium, lanthanum and of another rare earth, a method for preparing same and use thereof as catalyst
01/08/2004US20040005485 Nanostructured powders and related nanotechnology
01/08/2004US20040005414 Producing fine or ultra fine powder particles comprising mixing a metal alkoxide with a non-metallic hydride in an organic solvent, agitating the mixed solution, and then burning the mixed solution. The burning process comprises
01/08/2004CA2489772A1 Composition based on zirconium oxide and oxides of cerium, lanthanum and of another rare earth, a method for preparing same and use thereof as catalyst
01/07/2004EP1378489A1 Metal oxides prepared by flame spray pyrolysis
01/02/2004EP1373142A1 Rare earth or gallium additive composition, methods for preparing same and use thereof as catalyst
01/01/2004US20040000662 Metal halide doped with rare earth element
12/2003
12/31/2003WO2004000916A2 Stable dispersions of nanoparticles in aqueous media
12/31/2003CN1464901A Cerium based abrasive material, method of quality examination therefor and method for production thereof
12/31/2003CN1463924A Material possessing ion generating capability
12/31/2003CA2469335A1 Stable dispersions of nanoparticles in aqueous media
12/30/2003US6669823 Process for preparing nanostructured materials of controlled surface chemistry
12/25/2003US20030235526 A catalyst support, with large surface area per weight, a calcined nanocrystalline precipitates; used in a water gas shift reaction as a catalytic reforming, providing hydrogen fuel for a fuel cell
12/24/2003WO2003106741A2 Method for manipulating a rare earth chloride or bromide or iodide in a crucible comprising carbon
12/24/2003WO2003106016A1 Process for preparing nanostructured materials of controlled surface chemistry
12/24/2003WO2003070810A3 Composite nanoparticle materials and method of making the same
12/24/2003CN1463350A Rare earth oxysulfide cold storage medium and cold storing machine
12/24/2003CN1462725A CeO2 nano thread and its preparation method
12/24/2003CA2489234A1 Method for manipulating a rare earth chloride or bromide or iodide in a crucible comprising carbon
12/23/2003US6667019 Rare earth oxide fluoride nanoparticles and hydrothermal method for forming nanoparticles
12/18/2003WO2003104351A1 Metal oxide powder for high precision polishing and method of preparation thereof
12/18/2003WO2003104149A1 Process for recovering rare earth oxide from waste liquid containing rare earth element, and process for producing rare earth oxide using same
12/18/2003US20030231992 Process for preparing nanostructured materials of controlled surface chemistry
12/18/2003US20030230479 Process for preparing nanostructured materials of controlled surface chemistry
12/18/2003US20030230169 Rapid conversion of metal-containing compounds to form metal oxides
12/17/2003EP1371707A1 Cerium based abrasive material and method for preparation thereof
12/16/2003US6663843 Method of producing barium-containing composite metal oxide
12/11/2003WO2003045610A3 Nano-dispersed powders and methods for their manufacture
12/11/2003US20030228248 Aggregation of particles; mixing with diluent, roasting, water washing
12/10/2003EP1368065A1 Paramagnetic nanoparticle
12/10/2003CN1461238A Photocatalyst exhibiting catalytic activity even in visible light region
12/04/2003WO2003099944A1 Scaly particles and cosmetic comprising the same, coating composition, resin composition and ink composition
12/04/2003WO2003040270A3 Cerium oxide nanoparticles
12/03/2003CN1129554C Ceria oxide liquid and preparing process
12/02/2003US6656588 Ultrafine powders and their use as lasing media
11/2003
11/27/2003WO2003097761A1 Method for producing cerium-based polishing material and cerium-based polishing material produced by said method
11/26/2003CN1458865A Catalyst for oxidative dehydrogenation of hydrocarbons
11/26/2003CN1128894C Hydrothermal preparing process for alkaline rare earth-carbonate crystal film
11/25/2003US6652967 Nano-dispersed powders and methods for their manufacture
11/20/2003US20030215378 Method for preparation of nanometer cerium-based oxide particles
11/19/2003CN1456510A Process for preparing lanthanum hydroxide
11/19/2003CN1456509A Production of neodymium hydroxide
11/19/2003CN1128195C Abrasive, method of polishing wafer, and method of producing semiconductor device
11/13/2003US20030212179 Slurry containing multimetallic filler
11/13/2003US20030209694 Novel methods for preparing rare-earth oxysulfide phosphors, and resulting materials
11/13/2003US20030209057 Controlling particle size of powder; mixing, heating metal particles in matrix
11/06/2003US20030207978 Drug delivery; improved refractive index, transparency to light, reflection, permeability, coercivity, magnetic hystereisis, breakdown voltage, biocompatability, and wear resistance
11/06/2003US20030207977 Drug delivery; improved refractive index, transparency to light, reflection, permeability, coercivity, magnetic hysteresis, breakdown voltage, biocompatability, and wear resistance
11/06/2003US20030207976 Thermal properties modified by powder size; whisker type fillers; drug delivery
11/06/2003US20030207975 Improved wear resistance/biocompatibility
11/06/2003US20030207112 A pigment with modified properties because of the powder size being below 100 nanometers. Blue, yellow and brown pigments are illustrated. Nanoscale coated, un-coated, whisker inorganic fillers are included. Stoichiometric and
11/05/2003EP1358129A1 Doped anionic clays
11/04/2003US6641941 Spraying powder mixture; forming film
10/2003
10/30/2003WO2003089374A1 Method for preparing single crystalline cerium oxide powders
10/30/2003WO2003016961A3 Optical materials and optical devices
10/29/2003EP1355853A1 Production of fine-grained particles
10/28/2003US6638447 Preparation method of rare earth activated alkaline earth metal fluorohalide stimulable phosphor and radiographic image conversion panel
10/23/2003US20030199624 Conductive nanocomposite films
10/22/2003EP1353884A2 Transparent ceramics and method for producing the same
10/21/2003CA2300279C Composition based on samarium sesquisulphide, preparation method and use as colouring pigment
10/16/2003WO2003084871A2 Non-aqueous dispersion of nanocrystalline metal oxides
10/16/2003CA2451141A1 Non-aqueous dispersion of nanocrytalline metal oxides
10/15/2003EP1351883A1 Mesostructured catalyst incorporating particles of nanometric dimensions
10/09/2003WO2003082741A1 Ceria-based mixed-metal oxide structure, including method of making and use
10/09/2003WO2003082740A1 Ceria-based mixed-metal oxide structure including method of making and use
10/08/2003CN1123415C Process for prodn. of ultrafine powders
10/02/2003WO2003080757A1 Cerium based abrasive material and method for preparation thereof
10/02/2003US20030187077 Mixtures; catalytic exhaust systems, lubricants, cosmetics, films
10/02/2003US20030186805 For use as catalyst support, a co-catalyst and/or a getter; water gas shift and/or preferential oxidation reactions
10/02/2003US20030186034 Yttria-alumina composite oxide films, laminated bodies having the same, a method for producing the same, and corrosion resistant members and films
09/2003
09/25/2003WO2003078671A1 Method for recovering useful element from rare earth - transition metal alloy scrap
09/25/2003WO2003078543A1 Novel methods for preparing rare-earth oxysulfide phosphors, and resulting materials
09/24/2003EP1346003A2 Cerium-based abrasive, production process thereof
09/23/2003US6623858 Metal oxide doped cerium oxides, method for the preparation thereof, resin composition and cosmetic composition therewith
09/23/2003US6623856 Dental glass powders comprising spherical glass particles of specific particle size distribution
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