Patents
Patents for C01F 17 - Compounds of the rare-earth metals, i.e. scandium, yttrium, lanthanum, or the group of the lanthanides (4,902)
08/2004
08/11/2004EP1444309A1 Particles for use in cmp slurries and method for producing them
08/11/2004EP1444308A1 CERIUM−BASED POLISH AND CERIUM−BASED POLISH SLURRY
08/11/2004CN1520449A Cerium-based polish and cerium-based polish slurry
08/05/2004WO2004050558A3 Rare earth compositions and structures for removing phosphates from water
08/05/2004US20040149917 Scintillator crystals, manufacturing method and application of these crystals
08/05/2004DE19814106B4 Festelektrolyte und deren Verwendung in Brennstoffzellen, Wasserstoffpumpen, Sauerstoffkonzentrationssensoren und Dampfkonzentrationssensoren Solid electrolytes and their use in fuel cells, hydrogen pumps, oxygen concentration sensors and vapor concentration sensors
08/04/2004EP1442102A2 Cerium oxide nanoparticles
08/04/2004CN1160422C Sulphide and oxysulphide pigments
08/03/2004US6770392 For use as solid electrolytes in devices including solid-state oxygen generators
07/2004
07/29/2004WO2004016553A3 Rare earth metal compounds, methods of making, and methods of using the same
07/28/2004CN1159226C Process for preparing rare-earth nano oxide by ball grinding and solid-phase chemical
07/22/2004WO2004000916A3 Stable dispersions of nanoparticles in aqueous media
07/22/2004US20040140453 Heating a cesium halide with a Europium compound containing one or more halides, cooling mixture, and recovering the CsX:Eu phosphor
07/22/2004US20040139888 Containing nanofillers providing superior performance; refractive index, transparency reflection, resistivity, permittivity, permeability, coercivity, magnetic hysteresis, breakdown voltage; increased surface area, constrained domain sizes
07/22/2004US20040139821 Solution-based manufacturing of nanomaterials
07/21/2004CN1514807A Process for producing ammonium cerium (IV) nitrate
07/21/2004CN1514029A Method of extracting rare earth from apatite
07/15/2004WO2004059308A1 Process for producing oxygen partial pressure detecting part of resistance oxygen sensor
07/15/2004US20040134230 Dental glass powders
07/14/2004CN1511787A Method for preparing mesoporous rare-earth oxide
07/13/2004US6762147 Composite oxide powder, catalyst and process for producing the same
07/08/2004WO2004048271A3 Praseodymium cluster, aqueous dispersion and dispersion in solvent medium of said cluster and methods for preparing same
07/08/2004US20040132289 Transparent ceramics and method for producing the same
07/07/2004EP1435338A1 Ceric oxide and method for production thereof, and catalyst for exhaust gas clarification
07/01/2004US20040126298 Dissolving organometallic compound in carboxylic acid; flames oxidation
07/01/2004US20040124141 Cyclic method for separating chemcial elements present in an aqueous solution
06/2004
06/22/2004US6752979 Uniform pore size; self-assembly, surfactant-templating; micellar liquid;
06/17/2004WO2004050558A2 Rare earth compositions and structures for removing phosphates from water
06/17/2004US20040111977 The abrasive has excellent properties to maintain its dispersed state
06/16/2004CN1504413A Reclamation process for waste water of rare earth extraction separation
06/15/2004CA2200160C Lanthanide ceramic material
06/10/2004WO2004048271A2 Praseodymium cluster, aqueous dispersion and dispersion in solvent medium of said cluster and methods for preparing same
06/10/2004US20040109808 Yttrium aluminum garnet powders and processing
06/09/2004EP1426431A1 PLASMA DISPLAY APPARATUS, FLUORESCENT MATERIAL, AND FLUORESCENT MATERIAL MANUFACTURING METHOD
06/09/2004EP1425162A2 Optical materials and optical devices
06/09/2004CN1503389A Connection material for solid oxidate fuel battery, preparation method and use thereof
06/08/2004US6746791 Nano-ionic products and devices
06/02/2004EP1162626B1 Radioactive microsphere and method for preparation thereof
06/02/2004CN1151969C Alkaline process for preparing europium oxide in fluorescence level
05/2004
05/26/2004CN1150982C Dispersible rare earth-based compound, colloidal suspension obtained from this compound, procedures for preparation thereof, and use for manufacture of catalysts
05/21/2004WO2004041942A1 Colloidal dispersion and cerium or cerium and titanium, zirconium, aluminium or rare earth coloured powder, method for preparing same and use thereof
05/20/2004US20040093803 Keeping the color of the abrasive in specified ranges or stably adding fluorine
05/19/2004DE10251029A1 Pyrogenically-produced cerium oxide useful in polishing sensitive electronics surfaces, as a heat stabilizer for silicone rubber or as a catalyst has specified coarse and fine fractions
05/19/2004CN1150130C Prepn. of nano RE oxide powder
05/19/2004CN1150129C Preparation method of anhydrous rich yttrium chloride mixed rare earth
05/18/2004US6737463 Barium ferrite filler; magnetic tapes
05/12/2004CN1495235A Thermal-insulating coating with low thermal conductivity
05/11/2004US6733882 Rare earth hydroxide and method for the preparation thereof
05/06/2004WO2004037722A1 Cerium oxide particles and process for the production thereof
05/05/2004CN1493519A Preparation of cerium zirconium composite oxide using coprecipitation-high pressure water heat combining method
05/04/2004US6730422 Thermal barrier coatings with low thermal conductivity
05/04/2004US6730245 Slurry includes abrasive particles have a small particle size, narrow size distribution and a spherical morphology, and the particles are substantially unagglomerated, selected from silica, alumina, zirconia, ceria etc. and mixture
04/2004
04/27/2004US6726992 Nano-engineered phosphors and related nanotechnology
04/21/2004EP1411375A1 Optical element having lanthanum fluoride film
04/21/2004EP1257377A4 Rapid conversion of metal-containing compounds to form metals or metal oxides
04/21/2004EP1250285B1 Aqueous colloidal dispersion of a cerium compound and at least another element selected among rare earths, transition metals, aluminium, gallium and zirconium, preparation method and use
04/21/2004CN1491269A Cerium based abrasive material and method for preparation thereof
04/21/2004CN1491188A Doped anionic clays
04/21/2004CN1491187A Mesostructured catalyst incorporating particles of nanometric dimensions
04/21/2004CN1491118A Parmagnetic nanoparticle
04/15/2004WO2004002893A3 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
04/15/2004WO2003106741A3 Method for manipulating a rare earth chloride or bromide or iodide in a crucible comprising carbon
04/14/2004CN1489625A Method for producing cerium-based polishing agent
04/14/2004CN1145523C Organic sol, its preparing method and use thereof
04/13/2004US6719821 Fine particle sizes
04/08/2004US20040067392 Film of yttria-alumina complex oxide, a method of producing the same, a sprayed film, a corrosion resistant member, and a member effective for reducing particle generation
04/08/2004US20040067355 Nanoscale powders dispersed on coarser carrier powders
04/08/2004US20040065023 Abrasive compound for glass hard disk platter
04/06/2004US6717349 Process for the preparation of pink light-emitting diode with high brightness
04/01/2004WO2004005183A3 Method for preparing nanoparticles comprising cerium oxide and zirconium
04/01/2004US20040062699 Inorganic oxide and phosphor
03/2004
03/31/2004EP1401767A2 Non-aqueous dispersion of nanocrytalline metal oxides
03/30/2004US6713176 Processing and manufacturing methods enabled using non-stoichiometric nanomaterials
03/25/2004WO2003068678A3 Mesoporous compound comprising a mineral phase of aluminium and cerium, titanium or zirconium oxide particles and, optionally, an element in solid solution in said particles, the preparation method thereof and uses of same
03/24/2004EP1400610A1 Thermal barrier coatings with low thermal conductivity comprising lanthanide sesquioxides
03/24/2004CN1484682A Plasma display device
03/24/2004CN1483663A Method for manufacturing highly-crystallized oxide powder
03/18/2004WO2004022483A1 Compound semiconductor particles and production process therefor
03/18/2004US20040052720 Process and apparatus for producing oxidic nanocrystals
03/18/2004US20040051440 Plasma display apparatus, fluorescent material, and fluorescent material manufacturing method
03/17/2004EP1210172B1 Organic colloidal dispersion of a rare earth compound monocrystalline particles
03/16/2004US6706210 Forming cathodoluminescent materials stimulatable by very low energy electrons
03/16/2004US6706083 Fused—Al2O3-MgO-Y2O3 eutectic abrasive particles, abrasive articles, and methods of making and using the same
03/16/2004US6706082 Crystalline ceric oxide sol and process for producing the same
03/11/2004US20040048735 As polymerization catalyst; as acylation catalyst
03/11/2004US20040045807 Process for preparing nanostructured materials of controlled surface chemistry
03/10/2004CN1480503A Abradant, grinding method for substrate, and mfg. method for semiconductor device
03/09/2004US6702957 Phosphors of average particle size of 20nm produced without additional heat treatment; metalorganic complexes or volatile inorganic compounds are vaporized, heated with one or more reaction gases, pressurized to form crystals
03/04/2004US20040043613 Cerium-based abrasive, production process thereof
03/03/2004CN1478723A Method of catalyst synthesis nanometer lanthanide metal hydride
03/02/2004US6699406 Rare earth doped host materials
02/2004
02/26/2004WO2004016553A2 Rare earth metal compounds, methods of making, and methods of using the same
02/26/2004US20040038086 Thermal barrier coatings with low thermal conductivity
02/26/2004US20040038085 Heat resistant layer is made of a mixed oxide containing 15 mol % of at least one lanthanide sesquioxide, selected from LA, Pr, Nd, Sm, Eu, Tb and mixtures, and balance oxide selected from zirconia, ceria, and hafnia
02/26/2004CA2494992A1 Rare earth metal compounds, methods of making, and methods of using the same
02/25/2004EP1391494A1 Method for producing cerium-based polishing agent
02/25/2004EP1391423A1 Method for manufacturing highly-crystallized oxide powder
02/25/2004EP1390298A1 Sintering resistant catalyst material and a method for the preparation thereof
02/25/2004EP1390137A1 Method of preparing granules
02/25/2004CN1478135A Cerium-based abrasive and production process thereof
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