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Class Information
Number: 502/341
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Catalyst or precursor therefor > Metal, metal oxide or metal hydroxide > Of group ii (i.e., alkaline earth, be, mg, zn, cd or hg) > And group iii metal containing (i.e., sc, y, al, ga, in or tl)
Description: Composition in which there is also a metal from Group III as listed at the beginning of the schedule.


Sub-classes under this class:

Class Number Class Name Patents
502/342 Of zinc 161


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

Patent Number Title Of Patent Date Issued
6143167 NO.sub.x reduction compositions for use in FCC processes Nov. 7, 2000
6129834 NO.sub.x reduction compositions for use in FCC processes Oct. 10, 2000
6120926 Inhibition of carbon deposition on fuel gas steam reformer walls Sep. 19, 2000
6114279 Catalyst for methanol synthesis and reforming Sep. 5, 2000
6090988 Method for recovering alkyl vinyl ether Jul. 18, 2000
6083868 Method of producing heat-resistant catalyst support Jul. 4, 2000
6083870 Alkaline earth metal compound-supported silver catalysts Jul. 4, 2000
6080379 Alumina-based catalyst for the treatment of gases containing sulphur compounds, use of these catalysts for the treatment and processes for treatment of the said gases Jun. 27, 2000
6069111 Catalysts for the purification of exhaust gas and method of manufacturing thereof May. 30, 2000
6063728 Ammoxidation catalyst for use in producing acrylonitrile or methacrylonitrile from propane or isobutane by ammoxidation May. 16, 2000
6060420 Composite oxides of A-site defect type perovskite structure as catalysts May. 9, 2000
6057261 One step conversion of methanol to hydrogen and carbon dioxide May. 2, 2000
6046130 Catalyst and side-chain alkylation therewith Apr. 4, 2000
6025297 Catalyst for purifying exhaust gas and process for producing the same Feb. 15, 2000
6019954 Catalyst and process for the conversion of carbon monoxide Feb. 1, 2000
5990038 Catalyst for purifying oxygen rich exhaust gas Nov. 23, 1999
5985220 Metal foil having reduced permanent thermal expansion for use in a catalyst assembly, and a method of making the same Nov. 16, 1999
5972831 Inorganic transparent photocatalytic composition Oct. 26, 1999
5972830 High heat-resistant catalyst with a porous ceria support Oct. 26, 1999
5958829 Coating dispersion for exhaust gas catalysts Sep. 28, 1999
5958828 Catalyst for purifying exhaust gas Sep. 28, 1999
5955046 Catalytic material for removing nitrogen oxides apparatus for treating nitrogen oxides using the material, and method of removing nitrogen oxides Sep. 21, 1999
5948723 Layered catalyst composite Sep. 7, 1999
5936131 Process for obtaining .beta.-hydroxy and/or .alpha.,.beta.-unsaturated carbonyl compounds Aug. 10, 1999
5935894 Alumina based adsorbent containing alkali metal compounds Aug. 10, 1999
5911966 High surface area alumina solid Jun. 15, 1999
5899679 Catalytic combustion process using a plurality of successive catalytic zones May. 4, 1999
5885917 Porous lithium aluminate carrier of spinel structure for catalyst Mar. 23, 1999
5883041 Composite catalyst for purifying exhaust gases from carbon monoxide and organic compounds Mar. 16, 1999
5880058 Rare earth supported catalyst useful for preparation of alkanolamines and process for preparing same Mar. 9, 1999
5880057 Catalyst for exhaust gas treatment and method of preparing the same Mar. 9, 1999
5849966 Catalyst and process for the isomerization of olefins in the presence of reactive impurities Dec. 15, 1998
5849977 Metal cation-modified alkylation catalysts Dec. 15, 1998
5830822 High temperature resistant oxidation catalyst, a process for its preparation and a combustion process using this catalyst Nov. 3, 1998
5817886 Process for production of alkyl ether of phenol and catalyst used therein Oct. 6, 1998
5811365 Zinc oxide composition for use in catalysts Sep. 22, 1998
5808143 Catalyst based on oxides of Fe, Co, Bi and Mo Sep. 15, 1998
5801114 Catalysts selective for the reduction of nitrogen oxides to nitrogen in an oxidizing medium, a process for their preparation and their use Sep. 1, 1998
5780380 Photocatalyst composition and process for its production, and photocatalyst composition-attached substrate Jul. 14, 1998
5773669 Process for production of vinyl ether Jun. 30, 1998
5763729 Alkylation of alkanes with alkyl halides Jun. 9, 1998
5759939 Composite metal oxide adsorbents Jun. 2, 1998
5753580 Exhaust emission control catalyst comprising cerium May. 19, 1998
5750453 High surface area meixnerite from hydrotalcites infiltrated with metal salts May. 12, 1998
5750460 Catalyst and process for its production May. 12, 1998
5744420 Adsorption of chelated organometallic compounds onto alumina-based adsorbents Apr. 28, 1998
5741947 Preparation of alkoxylation products in the presence of mixed hydroxides modified with additives Apr. 21, 1998
5739075 Process for preparing ethylene oxide catalysts Apr. 14, 1998
5728643 NO.sub.x decomposition catalyst and exhaust gas purifier using said catalyst Mar. 17, 1998
5728913 Moisture based method of improving the performance of hydrocarbon fuels Mar. 17, 1998

1 2 3 4 5 6 7


 
 
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