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Class Information
Number: 423/625
Name: Chemistry of inorganic compounds > Oxygen or compound thereof > Metal containing > Group iiia metal or beryllium (al, ga, in, tl, or be) > Aluminum
Description: Products or processes wherein the metal is aluminum.


Sub-classes under this class:

Class Number Class Name Patents
423/628 Forming catalyst, sorbent activated, or narrow pore alumina 254
423/629 Hydroxide 160
423/627 Reacting metallic aluminum with water or water vapor 30
423/626 Utilizing acid 128
423/630 Utilizing carbon or compound thereof as reactant 120
423/631 Utilizing nitrogenous compound as reactant 64


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
7422730 Nanoporous ultrafine .alpha.-alumina powders and sol-gel process of preparing same Sep. 9, 2008
7402612 Stabilized transition alumina catalyst support from boehmite and catalysts made therefrom Jul. 22, 2008
7399459 Method for manufacturing mesoporous alumina molecular sieve and alumina nanotube and use of the alumina nanotube for storage of H2 Jul. 15, 2008
7357910 Method for producing metal oxide nanoparticles Apr. 15, 2008
7351393 Star shaped alumina extrudates and catalyst based thereon Apr. 1, 2008
7351394 Method for producing .alpha.-alumina powder Apr. 1, 2008
7344988 Alumina abrasive for chemical mechanical polishing Mar. 18, 2008
7326398 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 templa Feb. 5, 2008
7307033 Method for producing .alpha.-alumina particulate Dec. 11, 2007
7297321 Supermicroporous metal oxides Nov. 20, 2007
7276224 Synthesis of nanoporous particles Oct. 2, 2007
7270704 Mixture for fabrication of fireproof high-strength spherical granules and the method of their manufacture Sep. 18, 2007
7265075 Hydro-refining catalyst, carrier for use therein and method for production thereof Sep. 4, 2007
7241336 Pyrogenically produced aluminum-silicon mixed oxides Jul. 10, 2007
7235224 Process for preparing fine metal oxide particles Jun. 26, 2007
7223379 Process for producing aluminum oxide powder May. 29, 2007
7220397 Modified oxygen reduced valve metal oxides May. 22, 2007
7217408 Solubilisation of carbonates by recycling condensates during digestion of monohydrate bauxites under pressure May. 15, 2007
7214363 Method for preparing composite microparticles May. 8, 2007
7214642 Methods of preparing active chromium/alumina catalysts via treatment with sulfate May. 8, 2007
7211238 Mesoporous aluminum oxide, preparation and use thereof May. 1, 2007
7211233 Method of preparing granules May. 1, 2007
7208446 Quasi-crystalline boehmites containing additives Apr. 24, 2007
7182929 Nanostructured multi-component and doped oxide powders and method of making same Feb. 27, 2007
7157030 Composition for filtration particulate material Jan. 2, 2007
7150862 Method of manufacturing powder Dec. 19, 2006
7132094 Method of producing hollow alumina particle Nov. 7, 2006
7125539 Ground calcined alumina for input in a precursor composition for refractory material and method for obtaining same Oct. 24, 2006
7125538 Alumina and methods for preparing the same Oct. 24, 2006
7122168 Shape anisotropic metal oxide nanoparticles and synthetic method thereof Oct. 17, 2006
7118726 Method for making oxide compounds Oct. 10, 2006
7115243 Method for preparing .alpha.-alumina nano powder Oct. 3, 2006
7105144 Method for producing ferrite hollow particles Sep. 12, 2006
7101528 High pH dispersible nano-aluminas Sep. 5, 2006
7090824 Mesostructured transition aluminas Aug. 15, 2006
7090825 Alumina agglomerates and preparation method thereof Aug. 15, 2006
7090821 Metal oxide powder for high precision polishing and method of preparation thereof Aug. 15, 2006
7081234 Process of making hydrophobic metal oxide nanoparticles Jul. 25, 2006
7078010 Method for producing .alpha.-alumina powder Jul. 18, 2006
7067157 Flaky .alpha.-alumina particles and method for producing the same Jun. 27, 2006
7067105 Alumina particles, production process thereof, composition comprising the particles and alumina slurry for polishing Jun. 27, 2006
7053018 Spherical alumina particles and production process thereof May. 30, 2006
7033567 .alpha.-Alumina fine powder and a method of producing the same Apr. 25, 2006
7022303 Single-crystal-like materials Apr. 4, 2006
7022305 Nanoscale corundum powders, sintered compacts produced from these powders and method for producing the same Apr. 4, 2006
6965006 Metal alkoxide polymers Nov. 15, 2005
6964756 Method for treating alumina honeycomb monoliths Nov. 15, 2005
6960336 Method of producing low soda alumina, low soda alumina produced by the method and method of producing porcelain Nov. 1, 2005
6936236 Method for producing an inorganic oxide powder Aug. 30, 2005
6919294 Method for preparing hydrogenation purification catalyst Jul. 19, 2005

1 2 3 4 5 6 7 8 9 10


 
 
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