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Class Information
Number: 502/349
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Catalyst or precursor therefor > Metal, metal oxide or metal hydroxide > Of group iv (i.e., ti, zr, hf, ge, sn or pb)
Description: Composition including a metal of Group IV as listed at the beginning of the schedule.


Sub-classes under this class:

Class Number Class Name Patents
502/352 Of tin 135
502/350 Of titanium 482


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

Patent Number Title Of Patent Date Issued
5472927 Catalyst or membrane precursor systems, catalyst or membrane systems, and method of preparing such systems Dec. 5, 1995
5470815 Multicomponent oxide catalyst Nov. 28, 1995
5466651 Catalytic method Nov. 14, 1995
5466651 Catalytic method Nov. 14, 1995
5447898 Process for the preparation of zirconia Sep. 5, 1995
5446003 Production of supported particulate catalyst suitable for use in a vapor phase reactor Aug. 29, 1995
5446004 Multimetal oxide compositions Aug. 29, 1995
5446230 Chlorinated, alumina-based, bimetallic catalyst and its use in the isomerization of C.sub.4 -C.sub.6 paraffins Aug. 29, 1995
5422327 Group VIII metal containing tungsten oxide silica modified zirconia as acid catalyst Jun. 6, 1995
5420091 Method of preparing catalyst used for producing methacrylic acids May. 30, 1995
5418202 Ethylene oxide catalyst and process May. 23, 1995
5416055 Catalysts for emission control of aldehyde May. 16, 1995
5407887 Porous carrier for catalyst comprising metal oxide-coated metal and method of preparing same Apr. 18, 1995
5395813 Particulate solids for catalyst supports and heat transfer materials Mar. 7, 1995
5391364 Inorganic oxide aerogel microbeads of narrow pore diameter distribution and the method for their preparation Feb. 21, 1995
5391532 Zirconium hydroxide supported metal and heteropolyacid catalysts Feb. 21, 1995
5384301 Catalyst for elemental sulfur recovery process Jan. 24, 1995
5380692 Catalyst for catalytic reduction of nitrogen oxide Jan. 10, 1995
5378350 Process and catalyst for dehydrogenation or dehydrocyclization of hydrocarbons Jan. 3, 1995
5378673 Method for atomically dispersing catalytic metals into support materials Jan. 3, 1995
5374599 Catalyst for treating wastewater, process for producing it, and process for treating wastewater with the catalyst Dec. 20, 1994
RE34804 Method of producing high-strength high surface area catalyst supports Dec. 6, 1994
5366938 Shaped articles based on pyrogenically produced titanium dioxide Nov. 22, 1994
5334570 Pore impregnated catalyst device Aug. 2, 1994
5318757 Honeycomb heater and catalytic converter Jun. 7, 1994
5314987 Barrier compositions and film made therefrom having improved optical and oxygen barrier properties May. 24, 1994
5312795 Hydrocarbon conversion May. 17, 1994
5294584 Process for producing a denitration catalyst Mar. 15, 1994
5262373 Process for the synthesis of metal oxides of high specific surface area and high porosity, oxides obtained and catalysts containing the said oxides Nov. 16, 1993
5229345 Method of making a catalytic metal oxide selective for the conversion of a gas and a coating system for the selective oxidation of hydrocarbons and carbon monoxide Jul. 20, 1993
5217938 Process for the preparation of zirconia-based catalyst Jun. 8, 1993
5210363 Hydrous zirconium oxide dehydration catalyst May. 11, 1993
5208380 Process for preparing monoallylamine May. 4, 1993
5191139 Process for oligomerizing olefins using sulfate-activated group IV oxides Mar. 2, 1993
5155076 Vacancy titanates intercalated with cationic hydroxy aluminum complexes Oct. 13, 1992
5130287 Method of making a hydrous zirconium oxide dehydration catalyst and product prepared by the method Jul. 14, 1992
5128291 Porous titania or zirconia spheres Jul. 7, 1992
5106802 Catalyst for purification of exhaust gas from diesel engine Apr. 21, 1992
5106800 Method of stabilizing a reforming catalyst Apr. 21, 1992
5105053 High surface area oxide compositions with a pyrochlore structure, methods for their preparation, and conversion processes utilizing same Apr. 14, 1992
5094989 Process for activation of catalysts Mar. 10, 1992
5089247 Process for producing zirconium-doped pseudoboehmite Feb. 18, 1992
5087790 Method for olefination of carbonyl compounds using titanocene derivatives Feb. 11, 1992
5082816 Lead-zirconate catalysts Jan. 21, 1992
5082820 Carrier for gas-treating catalyst, method for production thereof and gas-treating catalyst incorporating said carrier therein Jan. 21, 1992
5081083 Method of treating intermetallic alloy hydrogenation/oxidation catalysts for improved impurity poisoning resistance, regeneration and increased activity Jan. 14, 1992
5061464 Oxidation process and catalyst for use therefor Oct. 29, 1991
5047379 Cocondensation of metal oxides in organic solvents for deposition on solid supports Sep. 10, 1991
5034369 Novel catalysts for the treatment of gaseous effluents containing oxidizable sulfur pollutants Jul. 23, 1991
5032378 Zirconium-doped pseudobehmite, process for its production and use thereof Jul. 16, 1991

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