Patents for C01F 7 - Compounds of aluminium (12,677)
01/2005
01/12/2005CN1562758A Technique of carbonating method for synthesizing cryolite
01/12/2005CN1562757A Method for separating alumina and vaporizing sodium carbonate in mother liquor
01/12/2005CN1562756A Technique for extracting alumina from materiel containing calcium aluminate
01/12/2005CN1562755A Technique of calcium aluminate dregs for producing pig iron and extracting alumina from complex ore of iron and aluminium
01/12/2005CN1562754A Method for treating suspended matter in fabricating alumina
01/12/2005CN1562753A Method for preparing alumina in fire resistant and high specific surface
01/12/2005CN1184145C Bauxite suspension dissolving out method
01/12/2005CN1184144C Novel dispersisle aluminium hydrate, method for preparing same an dused for preparing catalysts
01/11/2005US6841497 Method of producing aluminum oxides and products obtained on the basis thereof
01/06/2005WO2005000741A1 ELECTROCONDUCTIVE 12CaO·7Al2O3 AND COMPOUND OF SAME TYPE, AND METHOD FOR PREPARATION THEREOF
01/06/2005US20050000950 Radial pulsed arc discharge gun for synthesizing nanopowders
01/05/2005EP1492742A1 Refractory material based on polycrystalline alumina
01/05/2005DE102004018875A1 Verfahren zur Herstellung hohler Aluminiumoxidteilchen A process for producing hollow alumina particles
01/05/2005CN1560394A Making method of nano aluminium alloy movable dwellings
01/05/2005CN1559906A Process for removing iron from aluminium sulfate solution
01/05/2005CN1559905A Process of producing high purify superfine aluminium oxide by industrial aluminium hydroxide
01/05/2005CN1559707A Treatment of mineral materials
12/2004
12/30/2004US20040265221 Method of producing hollow alumina particle
12/30/2004US20040265220 Purity; dispersion of aluminum hydroxide in water; slurrying; contact with ozone in oxygen; agitation; oxidation of impurities
12/30/2004US20040265219 Seeded boehmite particulate material and methods for forming same
12/30/2004DE10326611A1 Molded body used as alumina carriers in the manufacture of sintered and molten products contains oxides of aluminum, magnesium, silicon, calcium, iron, and potassium, and aluminum nitride
12/30/2004DE102004024146A1 Verfahren zur Herstellung eines α-Aluminiumoxidpulvers A process for producing a α-alumina powder
12/29/2004WO2004113230A1 Extraction process for reactive metal oxides
12/29/2004EP1491500A2 Quasi-crystalline boehmites containing additives
12/29/2004EP1286918B1 Improved mechanical strength of hydrotalcite-based oxides
12/29/2004CN1557781A Low temperature decomposition method for potassium feldspar
12/29/2004CN1557715A Method for preparing nanometer powder by spray pyrolysis
12/29/2004CN1557714A Method for preparing active aluminum oxide utilizing industrial sludge of aluminium section bar plant
12/29/2004CN1557713A Method for preparing aluminum oxide utilizing industrial sludge of aluminium section bar plant
12/29/2004CN1557712A High molecular weight aluminium polymer and its preparation method and application
12/29/2004CN1182037C Preparation of high-purity alumina
12/28/2004US6835367 Preparing solution by dissolving metal salts soluble inorganic solvent or in water, preparing precursor by complexing the metal with a complexing agent; adjusting nitrate/ammonia content in system; heating to nanoparticles ceramic oxides
12/28/2004US6835364 Anionic clays for use in catalyst formulations
12/23/2004WO2004110931A2 Method for producing particulate alumina and composition containing particulate alumina
12/23/2004US20040259979 Aluminum hydroxide particles with thermoplastic polymers for bathroom fixtures of fake marble unsaturated polyester resins
12/23/2004US20040259718 from the alumina-containing by-product which occurs in the recycling of salt slag in the aluminum industry and which is of limited immediate utility because of its high residual content of metallic aluminum, aluminum nitride, ammonia, and moisture; use in building materials, ceramics, refractory material
12/23/2004US20040258608 Using water soluble dispersant having attraction to metal oxide nanocrystals; storable, nonsettling
12/22/2004CN1556036A Aluminium oxide production decomposition classification net technology
12/22/2004CN1556035A Sandlike aluminium oxide disintegration technology
12/16/2004WO2004108595A2 Pyrogenically prepared, surface modified aluminum oxide
12/16/2004DE10300170B4 Verfahren zur Herstellung von hochtonerdehaltigem Rohstoff A process for the production of high alumina raw material
12/15/2004EP1486462A1 Non-silica mesoporous oxide having improved pore structure periodism, method of producing the mesoporous oxide and method of crystallizing pore wall of non-silica mesoporous oxide using template to be filled in pores
12/15/2004EP1409410B1 Recovery of titanium from titanium bearing materials
12/15/2004EP1204597B1 Method of producing aluminum oxides and products obtained on the basis thereof
12/15/2004CN1555343A Recovery of titanium from titanium bearing materials
12/14/2004US6831037 Catalyst carriers
12/14/2004CA2090575C Process for recovery of free aluminum from aluminum dross or aluminum scrap using plasma energy at high enthalpy
12/09/2004WO2004106263A2 Precursor compounds of alkaline earth metal or rare earth metal aluminates method for production and use thereof particularly as precursors for luminophores
12/09/2004US20040249019 Pyrogenically prepared, surface modified aluminum oxide
12/09/2004US20040247520 Ground calcined alumina for input in a precursor composition for refractory material and method for obtaining same
12/09/2004US20040244640 platelet-shaped substrate comprising an aluminium oxide monocrystal and having a thickness of greater than 250 nm and less than 1 mu m which is completely surrounded by a metal layer; automobile paints, cosmetics
12/09/2004DE102004008943A1 Verfahren zur Herstellung eines α-Aluminiumoxidpulvers A process for producing a α-alumina powder
12/09/2004CA2525836A1 Precursor compounds of alkaline earth metal or rare earth metal aluminates method for production and use thereof particularly as precursors for luminophores
12/08/2004CN1552925A Processing method for industrial waste material
12/07/2004US6827923 Heating product from bayer process, dissolving soluble fraction of activated material in aqueous sodium hydroxide, filtering liquor to obtain clear supersaturated sodium aluminate solution, cooling and seed crystallizing
12/02/2004US20040240062 Aluminum oxide produced by flame hydrolysis and doped with divalent metal oxides and aqueous dispersions hereof
12/02/2004US20040237719 Recovery of titanium from titanium bearing materials
12/02/2004DE10319937A1 Organofunktionelle oberflächenmodifizierte Metalloxide Organo-surface-modified metal oxides
12/01/2004EP1481020A2 Stable dispersions of nanoparticles in aqueous media
12/01/2004EP1480910A2 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
12/01/2004CN1550452A Preparation of alpha alumina powder
12/01/2004CN1177896C Synthetic resin composition having resistance to thermal deterioration and molded articles
12/01/2004CN1177761C Process for preparing alumina powder with high sinter activity
11/2004
11/30/2004US6824702 Combination of heatable stirred reactor and plurality of tubular reactors; continuous production of quality material; group i and iii mixed halide
11/24/2004EP1478458A1 Catalyst carriers
11/24/2004CN1548374A Process of utilizing flyash to prepare alumina and co-produce cement clinker
11/24/2004CN1176850C Method for producing molten salts with extruder and use of molten salts
11/23/2004US6821925 Produced by hot-aging formed and calcined silica-alumina support made from amorphous alumina-rich silica-alumina powder in an acidic, aqueous environment.
11/23/2004US6821440 Treatment of mineral materials
11/23/2004CA2310745C Oxygen scavenging hydrotalcite and compositions containing same
11/18/2004US20040229987 Mg-Zn-A1-based hydrotalcite-type particles and resin composition containing the same
11/18/2004US20040229036 Domaines in a metal oxide matrix
11/18/2004US20040228787 Functionalized mesoporous silicate structures, and related processes
11/17/2004EP1476397A1 Mixed-metal oxide particles by liquid feed flame spray pyrolysis of oxide precursors in oxygenated solvents
11/17/2004CN1547553A A new aluminum trihydroxide phase and catalysts made therefrom
11/17/2004CN1546381A Method for preparing conglobate-free nano alpha-Al2O3 powders
11/17/2004CN1546380A Method for preparing unidimensional Al00H and gamma-Al2O3 nano materials
11/17/2004CN1176022C Process for producing anionic clay using two types of alumina compounds
11/16/2004US6818192 12CaO • 7Al2O3 compound clathrating active oxygen species and method for preparing the same
11/11/2004WO2004096711A1 Methods and devices for recycling copper from a discarded circuit board and a discarded fluid containing copper
11/11/2004US20040223903 highly charged cationic polyaluminium complexes also containing iron and magnesium; for purifying water, sizing paper, dewatering sludge and the like
11/11/2004US20040223902 reactor for process in which MELT OF ALUMINIUM OR IRON IS REACTED WITH CHLORINE GAS TO GIVE GASEOUS METAL HALIDE, AND THIS IS SUBSEQUENTLY REACTED, IN A SECOND REACTION STEP, WITH SOLID SODIUM CHLORIDE
11/11/2004DE10317067A1 Domänen in einer Metalloxid-Matrix Domains in a metal matrix
11/11/2004DE10317066A1 Verfahren zur Herstellung von Metalloxid- und Metalloidoxid-Dispersionen A process for preparing metal oxide and metalloid oxide dispersions
11/10/2004CN1545518A Novel hydrotalcites, syntheses, and uses
11/10/2004CN1544332A Iron ion removing method from aluminum sulfate
11/10/2004CN1174922C Process for preparation of quasi-crystalline boehmites
11/09/2004US6815389 Process for producing anionic clay using two types of alumina compounds
11/09/2004US6814947 Method for producing calcium compounds containing water of crystallization
11/09/2004US6814873 Adding to a bayer process stream an aluminosilicate containing scale inhibiting amount of a polymer having pendant thereto a group or an silicon containing end group
11/04/2004US20040220419 Organofunctional surface-modified metal oxides
11/04/2004US20040217520 Ceramic nanocomposite powders reinforced with carbon nanotubes and their fabrication process
11/03/2004EP1473296A1 Organofunctional surface modified metal oxides
11/03/2004EP1472262A1 Synthetic hydrotalcites, syntheses and uses
11/03/2004CN2652912Y Three grade self evaporator by bauxite steam direct heating Bayer method digestion
11/03/2004CN1173893C Polymerized basic aluminosilicate flocculant and its preparation process and equipment
11/03/2004CN1173886C Process for modifying aluminium sol
11/02/2004US6812259 Hydroetching of high surface area ceramics using moist supercritical fluids
10/2004
10/28/2004WO2004092064A1 Production of layered double hydroxides
10/28/2004CA2522269A1 Production of layered double hydroxides
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