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Browse by Category: Main > Chemistry
Class Information
Number: 502/303
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Catalyst or precursor therefor > Metal, metal oxide or metal hydroxide > Of lanthanide series (i.e., atomic number 57 to 71 inclusive) > Lanthanum
Description: Composition in which the lanthanide is the first of the series - element number 57.


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
6916570 Oxygen ion conducting materials Jul. 12, 2005
6906002 Absorption reduction-type NOx purifying catalyst Jun. 14, 2005
6896857 Exhaust gas purifying catalyst and method for manufacturing the same May. 24, 2005
6897182 Catalyst for purifying exhaust gases May. 24, 2005
6893998 Exhaust gas catalyst and method of manufacturing same May. 17, 2005
6881390 NOx reduction compositions for use in FCC processes Apr. 19, 2005
6878667 Nickel-rhodium based catalysts for synthesis gas production Apr. 12, 2005
6875409 Catalyst and process for oxidation and removal of nitrogen oxides (NOx) from combustion gases Apr. 5, 2005
6867163 Method for producing precipitate and catalyst Mar. 15, 2005
6858193 Catalyst for lowering the amount of nitrogen oxides in the exhaust gas from lean burn engines Feb. 22, 2005
6852666 Purifying composition with NOx treatment and internal combustion engine exhaust gases Feb. 8, 2005
6852665 Composite oxide, process for producing the same, catalyst for purifying exhaust gas, and process for producing the same Feb. 8, 2005
6852298 NOx reduction composition for use in FCC processes Feb. 8, 2005
6835689 NH3 generation catalysts for lean-burn and diesel applications Dec. 28, 2004
6833125 Oxidation catalysts Dec. 21, 2004
6831036 Co-catalyst for purifying exhaust gas Dec. 14, 2004
6821924 Oxyhalogenation process using catalyst having porous rare earth halide support Nov. 23, 2004
6818589 Isomerization catalyst and processes Nov. 16, 2004
6818582 Adsorbent catalyst Nov. 16, 2004
6800586 NOx reduction composition for use in FCC processes Oct. 5, 2004
6764665 Layered catalyst composite Jul. 20, 2004
6730808 Oxidative reactions using membranes that selectively conduct oxygen May. 4, 2004
6709643 Catalyst and method of use in the reduction of nitrogen oxides using lower hydrocarbons Mar. 23, 2004
6706659 High-activity isomerization catalyst and process Mar. 16, 2004
6696387 Catalysts for the manufacture of carbon fibrils and methods of use thereof Feb. 24, 2004
6692712 Exhaust gas catalyst comprising rhodium, zirconia and rare earth oxide Feb. 17, 2004
6683021 Oxidation catalysts Jan. 27, 2004
6680279 Nanostructured catalyst particle/catalyst carrier particle system Jan. 20, 2004
6670303 Catalyst having a bimodal pore radius distribution Dec. 30, 2003
6660683 NOx reduction compositions for use in FCC processes Dec. 9, 2003
6656872 Methods of producing ruthenium perovskite Dec. 2, 2003
6649133 Catalyst for purifying exhaust gas, process for producing the same, and method for purifying exhaust gas Nov. 18, 2003
6638890 Modified carrier, complex oxide catalyst and process for preparation of acrylic acid Oct. 28, 2003
6638889 Process for producing hydrocarbons from a synthesis gas, and catalysts therefor Oct. 28, 2003
6623716 Exhaust gas purifying catalyst Sep. 23, 2003
6620762 Exhaust gas purifying catalyst Sep. 16, 2003
6605565 Nanocrystal cerium zirconium composite oxide, its preparation and application Aug. 12, 2003
6602479 Exhaust gas purifying catalyst Aug. 5, 2003
6602820 Method for producing a nitrogen oxide storage material and a storage material made with it Aug. 5, 2003
6602819 Process for the reduction of carbon monoxide and carbonyl sulfide emissions Aug. 5, 2003
6579824 Catalyst based on palladium, gold, alkali, and lanthanoid, and a method for producing vinyl acetate Jun. 17, 2003
6576207 Oxygen storing material with high thermal stability and a process for preparation and use thereof Jun. 10, 2003
6544439 Low coke formation catalysts and process for reforming and synthesis gas production Apr. 8, 2003
6540968 Low-precious metal/high-rare earth oxide catalysts Apr. 1, 2003
6531425 Catalytic converter comprising perovskite-type metal oxide catalyst Mar. 11, 2003
6531518 Fischer-Tropsch catalyst enhancement Mar. 11, 2003
6528029 Catalyst compositions employing sol gel particles and methods of using the same Mar. 4, 2003
6524992 Single layer high performance catalyst Feb. 25, 2003
6521202 Oxygen ion conducting materials Feb. 18, 2003
6514898 Process of preparing a fluid rare earth alkoxylation catalyst Feb. 4, 2003

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