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Class Information
Number: 502/304
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) > Cerium
Description: Composition in which the lanthanide is the second of the series - element number 58.


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Patent Number Title Of Patent Date Issued
6649562 Methanol-decomposing catalyst and methanol-decomposing apparatus comprising same Nov. 18, 2003
6638891 Molybdenum and vanadium based catalysts for the oxidation of alkanes to carboxylic acids and olefins Oct. 28, 2003
6638890 Modified carrier, complex oxide catalyst and process for preparation of acrylic acid Oct. 28, 2003
6623716 Exhaust gas purifying catalyst Sep. 23, 2003
6620392 Catalyst for purifying exhaust gas and method for purifying exhaust gas with the catalyst Sep. 16, 2003
6620762 Exhaust gas purifying catalyst Sep. 16, 2003
6607704 Sulfur tolerant lean NOx trap Aug. 19, 2003
6605565 Nanocrystal cerium zirconium composite oxide, its preparation and application Aug. 12, 2003
6602819 Process for the reduction of carbon monoxide and carbonyl sulfide emissions Aug. 5, 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
6596249 Cu-Al/Ce-Al complex oxide combustion catalysts, their preparation and use Jul. 22, 2003
6585944 Enhancement of the OSC properties of Ce-Zr based solid solutions Jul. 1, 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
6576200 Catalytic converter for automotive pollution control, and oxygen-storing complex oxide used therefor Jun. 10, 2003
6569392 Three-way rare earth oxide catalyst May. 27, 2003
6562315 Suppression of methanation activity by a water gas shift reaction catalyst May. 13, 2003
6551959 Catalytic monolith substrate made of ceria and titania Apr. 22, 2003
6551958 Catalyst for dehydrogenating ethyl benzene to produce styrene Apr. 22, 2003
6548446 Catalyst for selective oxidation of carbon monoxide Apr. 15, 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
6528451 Catalyst support material having high oxygen storage capacity and method of preparation thereof Mar. 4, 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
6518216 Catalyst useful for oxidation of alkanes Feb. 11, 2003
6514901 Process for preparing a catalyst Feb. 4, 2003
6514903 Process for preparing a catalyst Feb. 4, 2003
6511642 Porous material, catalyst, method of producing the porous material and method for purifying exhaust gas Jan. 28, 2003
6506705 Composition based on cerium oxide or on cerium and zirconium oxides, in the extruded form, process for the preparation thereof and use thereof as catalyst Jan. 14, 2003
6506356 Catalyst for oxidizing hydrogen sulfide gas and method for recovering elemental sulfur using the same Jan. 14, 2003
6499294 Exhaust gas purification device for an internal combustion engine Dec. 31, 2002
6497848 Catalytic trap with potassium component and method of using the same Dec. 24, 2002
6492299 Process for the production of vinyl acetate Dec. 10, 2002
6492297 Catalyst composition for purifying exhaust gas Dec. 10, 2002
6489264 Ammonia oxidation catalyst Dec. 3, 2002
6482766 Process for catalyst preparation Nov. 19, 2002
6479691 Catalyst for producing unsaturated nitrile Nov. 12, 2002
6475949 Promoter for purifying internal engine exhaust and method for preparing the same Nov. 5, 2002
6475452 Composition based on manganese and use for trapping NOx for treating exhaust gases Nov. 5, 2002
6468484 NO2 abatement composition with enhanced sulfur resistance Oct. 22, 2002
6468941 Niobium containing zirconium-cerium based soild solutions Oct. 22, 2002
6464946 Catalytic converter for cleaning exhaust gas Oct. 15, 2002
6461995 Extruded honeycomb dehydrogenation catalyst and method Oct. 8, 2002
6458742 Catalyst for the manufacture of acrylonitrile Oct. 1, 2002
6458741 Catalysts for low-temperature destruction of volatile organic compounds in air Oct. 1, 2002
6444610 Exhaust gas purifying catalyst Sep. 3, 2002
6440378 Catalyst for purifying exhaust gases, a method of producing the same, and a method of purifying exhaust gases Aug. 27, 2002
6423293 Oxygen storage material for automotive catalysts and process of using Jul. 23, 2002

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