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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 144
502/350 Of titanium 560


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
5684116 Titanium dioxide/silicon dioxide coprecipitates and titanium dioxide/zirconium dioxide coprecipitates as polycondensation catalysts for polyesters and copolyesters Nov. 4, 1997
5677257 Hydrogenation catalyst with improved attrition resistance and heat dissipation Oct. 14, 1997
5677260 Catalyst composite for dehydrogenation of paraffins to mono-olefins and method for the preparation thereof Oct. 14, 1997
5672558 Formed compositions Sep. 30, 1997
5665223 Selective bifunctional multimetallic reforming catalyst Sep. 9, 1997
5658841 Composite catalyst containing photocatalyst dispersed in alkali metal silicate matrix Aug. 19, 1997
5656716 Titanium-containing catalyst and process for the production of polyester Aug. 12, 1997
5650528 Metallocene compounds Jul. 22, 1997
5648312 Hydrogenation catalyst with improved attrition resistance and heat dissipation Jul. 15, 1997
5644023 Process for the manufacture of copolymers of ethylene and carbon monoxide Jul. 1, 1997
5639401 Process for the catalytic partial oxidation of hydrocarbons Jun. 17, 1997
5633217 Method of making a high strength catalyst, catalyst support or adsorber May. 27, 1997
5625118 Method of improving the performance of hydrocarbon fuels Apr. 29, 1997
5607892 Zirconium/cerium mixed oxide catalyst/catalyst support compositions having high/stable specific surfaces Mar. 4, 1997
5604174 Metal foil catalyst members by aqueous electrophoretic deposition Feb. 18, 1997
5593935 Catalysts Jan. 14, 1997
5591691 Metal foil catalyst members by aqueous electrophoretic deposition Jan. 7, 1997
5589432 Exhaust gas cleaner and method for cleaning same Dec. 31, 1996
5569803 Method for producing a cycloolefin Oct. 29, 1996
5567667 Oxidation catalysts Oct. 22, 1996
5532392 Process for the preparation of methyl fatty acid esters starting from natural oil or fat, methyl esters obtained in this way and use thereof Jul. 2, 1996
5532198 Zirconium/cerium mixed oxide catalyst/catalyst support compositions having high/stable specific surfaces Jul. 2, 1996
5527755 Catalyst for the catalytic afterburning of exhaust gases containing carbon monoxide and/or oxidizable organic compounds Jun. 18, 1996
5516741 Reduced chlorine containing platinum catalysts May. 14, 1996
5510309 Method for preparing a modified solid oxide Apr. 23, 1996
5502128 Group 4 metal amidinate catalysts and addition polymerization process using same Mar. 26, 1996
5492883 Molecular sieve structures using aqueous emulsions Feb. 20, 1996
5478790 Blocked tin catalyst system for use with mercapto resin/acrylic resin blends Dec. 26, 1995
5472927 Catalyst or membrane precursor systems, catalyst or membrane systems, and method of preparing such systems Dec. 5, 1995
5472924 Catalysts based on highly dispersed metal oxides, comprising in particular zirconia 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
5446230 Chlorinated, alumina-based, bimetallic catalyst and its use in the isomerization of C.sub.4 -C.sub.6 paraffins Aug. 29, 1995
5446004 Multimetal oxide compositions 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
5391532 Zirconium hydroxide supported metal and heteropolyacid catalysts Feb. 21, 1995
5391364 Inorganic oxide aerogel microbeads of narrow pore diameter distribution and the method for their preparation 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

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