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Browse by Category: Main > Chemistry
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:
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Patent Number Title Of Patent Date Issued
6926875 Porous material process of producing the porous material, catalyst for purifying exhaust gas comprising the porous material, method of purifying exhaust gas Aug. 9, 2005
6919472 Catalyst compositions for the selective conversion of alkanes to unsaturated carboxylic acids, methods of making and methods of using thereof Jul. 19, 2005
6911414 Catalyst for purifying exhaust gas Jun. 28, 2005
6908874 Process for making metal oxide-coated microporous materials Jun. 21, 2005
6906002 Absorption reduction-type NOx purifying catalyst Jun. 14, 2005
6902665 Reduced NOx combustion promoter for use in FCC processes Jun. 7, 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
6881384 Catalytic converter for cleaning exhaust gas Apr. 19, 2005
6875408 Exhaust gas purification catalyst for internal combustion Apr. 5, 2005
6867163 Method for producing precipitate and catalyst Mar. 15, 2005
6866834 NOx reduction catalyst and NOx reduction system Mar. 15, 2005
6864214 Exhaust gas purifying catalyst Mar. 8, 2005
6858769 Lithium aluminate layered catalyst and a selective oxidation process using the catalyst Feb. 22, 2005
6858193 Catalyst for lowering the amount of nitrogen oxides in the exhaust gas from lean burn engines Feb. 22, 2005
6852298 NOx reduction composition for use in FCC processes 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
6852666 Purifying composition with NOx treatment and internal combustion engine exhaust gases Feb. 8, 2005
6831036 Co-catalyst for purifying exhaust gas Dec. 14, 2004
6825380 Promoted multi-metal oxide catalyst Nov. 30, 2004
6821924 Oxyhalogenation process using catalyst having porous rare earth halide support Nov. 23, 2004
6818582 Adsorbent catalyst Nov. 16, 2004
6818589 Isomerization catalyst and processes Nov. 16, 2004
6811758 Precipitation process Nov. 2, 2004
6808687 Catalytic converter for cleaning exhaust gas Oct. 26, 2004
6800586 NOx reduction composition for use in FCC processes Oct. 5, 2004
6797668 Exhaust gas purifying catalyst Sep. 28, 2004
6797840 Promoted multi-metal catalyst Sep. 28, 2004
6790988 Ir and/or Sm promoted multi-metal oxide catalyst Sep. 14, 2004
6787500 Catalyst particles and method of manufacturing the same Sep. 7, 2004
6787118 Selective removal of carbon monoxide Sep. 7, 2004
6780816 Modified carrier, complex oxide catalyst and process for preparation of acrylic acid Aug. 24, 2004
6764665 Layered catalyst composite Jul. 20, 2004
6762147 Composite oxide powder, catalyst and process for producing the same Jul. 13, 2004
6756339 Dehydrogenation catalysts Jun. 29, 2004
6756338 Lean NOx trap/conversion catalyst Jun. 29, 2004
6733734 Materials and methods for the purification of hydride gases May. 11, 2004
6734136 IR and/or SM promoted multi-metal oxide catalyst May. 11, 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
6706660 Metal/metal oxide doped oxide catalysts having high deNOx selectivity for lean NOx exhaust aftertreatment systems 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
6682706 Catalytic converter for automotive pollution control, and process for making catalytic converter Jan. 27, 2004
6680279 Nanostructured catalyst particle/catalyst carrier particle system Jan. 20, 2004
6673326 Catalytic processes for the reduction of perfluorinated compounds and hydrofluorocarbons Jan. 6, 2004
6660683 NOx reduction compositions for use in FCC processes Dec. 9, 2003
6649133 Catalyst for purifying exhaust gas, process for producing the same, and method for purifying exhaust gas Nov. 18, 2003

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