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Class Information
Number: 502/340
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)
Description: Composition in which the additional metal is from Group II as listed at the beginning of the schedule.

Sub-classes under this class:

Class Number Class Name Patents
502/341 And group iii metal containing (i.e., sc, y, al, ga, in or tl) 419
502/343 Of zinc 280

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

Patent Number Title Of Patent Date Issued
6579825 Catalyst composition Jun. 17, 2003
6562753 Device for purifying exhaust gas, method for purifying exhaust gas, catalyst for purifying exhaust gas, and method for manufacturing exhaust gas purifying catalyst May. 13, 2003
6555498 Photooxidation catalyst and manufacturing method therefor Apr. 29, 2003
6551958 Catalyst for dehydrogenating ethyl benzene to produce styrene Apr. 22, 2003
6541419 Process for reduction of gaseous sulfur compounds Apr. 1, 2003
6531638 Process for the preparation of catalytic systems for the oxidative dehydrogenation of alkylaromatics or paraffins 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
6524993 Hydrogenation catalyst for aromatic hydrocarbons contained in hydrocarbon oils Feb. 25, 2003
6521197 Catalytical process of methanol reformation Feb. 18, 2003
6518218 Catalyst system for producing carbon fibrils Feb. 11, 2003
6511642 Porous material, catalyst, method of producing the porous material and method for purifying exhaust gas Jan. 28, 2003
6506356 Catalyst for oxidizing hydrogen sulfide gas and method for recovering elemental sulfur using the same Jan. 14, 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
6500781 Process and catalyst for preparing C2-oxygenates from synthesis gas Dec. 31, 2002
6497811 Reduction of sulphur content in FCC-naphtha Dec. 24, 2002
6497848 Catalytic trap with potassium component and method of using the same Dec. 24, 2002
6489264 Ammonia oxidation catalyst Dec. 3, 2002
6468941 Niobium containing zirconium-cerium based soild solutions Oct. 22, 2002
6455463 Alkaline earth/transition metal lean NOx catalyst Sep. 24, 2002
6444178 Purification device for gases Sep. 3, 2002
6432859 Method of producing exhaust gas purifying catalyst and catalyst produced thereby Aug. 13, 2002
6426312 Air purifying matrix for the oxidation of air-borne particulate and gases Jul. 30, 2002
6426316 Exhaust emission control catalyst for diesel engines Jul. 30, 2002
6423665 Catalyst for reforming Jul. 23, 2002
6413483 Catalytic converter for a lean burn internal combustion engine Jul. 2, 2002
6413434 Method for eliminating halogenated compounds contained in a gas or liquid Jul. 2, 2002
6407032 Poison resistant lean NOx catalyst Jun. 18, 2002
6403523 Catalysts for the oxidative dehydrogenation of hydrocarbons Jun. 11, 2002
6387338 Preparation of multi-component Ce, Zr, Mox high oxygen-ion-conduct/oxygen-storage-capacity materials May. 14, 2002
6383273 Compositions containing a biocidal compound or an adsorbent and/or catalyst compound and methods of making and using therefor May. 7, 2002
6383980 Photocatalytic titanium dioxide powder, process for producing same, and applications thereof May. 7, 2002
6380128 V2O5-based catalyst for removing NOx from flue gas and preparing method therefor Apr. 30, 2002
6375910 Multi-zoned catalytic trap and methods of making and using the same Apr. 23, 2002
6358880 Support composition based on a cerium oxide, a zirconium oxide and a scandium or rare earth oxide and use for treating exhaust gas Mar. 19, 2002
6350423 Apparatus and method for reducing carbon monoxide concentration and catalyst for selectively oxidizing carbon monoxide Feb. 26, 2002
6350421 Nitrogen oxide storage material and nitrogen oxide storing catalyst prepared therefrom Feb. 26, 2002
6346501 Catalyst based on palladium, cadmium, alkali and lanthanoids and a method for producing vinyl acetate Feb. 12, 2002
6339037 Catalysts for methacrylic acid production and process for producing methacrylic acid Jan. 15, 2002
6331503 In-situ formation of metal-molybdate catalysts Dec. 18, 2001
6329315 Frangible, spray dried agglomerated supports, method of making such supports, and olefin polymerization catalysts supported thereon Dec. 11, 2001
6316590 Synthesis of stereospecific and atactic poly(lactic acid)s Nov. 13, 2001
6313061 Method of making frangible spray dried agglomerated supports and olefin polymerization catalysts supported thereon Nov. 6, 2001
6306793 Metal sulfide initiators for metal oxide sorbent regeneration Oct. 23, 2001
6306794 Composite oxide, composite oxide carrier and catalyst Oct. 23, 2001
6303536 Process of preparing catalyst for producing alkenyl acetates Oct. 16, 2001
6294499 Methods for preparing an alkylation catalyst, and for ortho-alkylating hydroxyaromatic compounds; and related compositions Sep. 25, 2001
6284216 Barium titanate powder Sep. 4, 2001
6284704 Preparation of a basic catalyst avoiding high temperatures Sep. 4, 2001
6284215 Manufacturing method of active materials for the positive electrode in alkaline storage batteries Sep. 4, 2001

1 2 3 4 5 6 7 8 9 10 11 12

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