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Class Information
Number: 502/344
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Catalyst or precursor therefor > Metal, metal oxide or metal hydroxide > Of group i (i.e., alkali, ag, au or cu)
Description: Composition containing a metal of Group I as listed in the beginning of the schedule.










Sub-classes under this class:

Class Number Class Name Patents
502/345 Of copper 453
502/347 Of silver 344


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14

Patent Number Title Of Patent Date Issued
5849661 Automotive exhaust catalyst Dec. 15, 1998
5849662 Catalyst comprising of element from group 1B and VIIIB activated by oxygen or oxygen containing compound Dec. 15, 1998
5821190 Catalyst comprising iridium, alkaline metal, alkaline earth or rare earth metal, and metal carbide or metal nitride Oct. 13, 1998
5817896 Catalytic method of replacing halogen in halocarbons Oct. 6, 1998
5808143 Catalyst based on oxides of Fe, Co, Bi and Mo Sep. 15, 1998
5808136 Catalyst, method of its production and its use for the production of vinyl acetate monomer Sep. 15, 1998
5801117 Comprising supported silver sulfate or silver chloride or silver with sulfuric acid Sep. 1, 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
5795841 Process for producing coated, nonporous support materials Aug. 18, 1998
5789337 Material having ultrafine gold particles immobilized thereon and method for production thereof Aug. 4, 1998
5763729 Alkylation of alkanes with alkyl halides Jun. 9, 1998
5759951 Hydrogenation demetalization catalyst and preparation thereof Jun. 2, 1998
5759949 Supported cold-complex oxidation catalyst Jun. 2, 1998
5736483 Niobium or tantalum promoted silver catalyst Apr. 7, 1998
5723403 Production process for catalysts on supports including a centrifuging step for the support after coating Mar. 3, 1998
5714430 Mixtures containing fine metallic silver particles on a neutral to basic non-zeolite carrier oxide Feb. 3, 1998
5714432 Exhaust gas cleaner comprising supported silver or silver oxide particles Feb. 3, 1998
5707919 Catalyst for preparing chlorine from hydrogen chloride Jan. 13, 1998
5703253 Ethylene oxide catalyst and process Dec. 30, 1997
5703001 Promoted silver catalyst Dec. 30, 1997
5700753 Heterogeneous bimetallic palladium-gold catalyst for vinyl acetate production Dec. 23, 1997
5696047 Method of improving catalyst activity, improved catalysts and their use Dec. 9, 1997
5693586 Palladium-gold catalyst for vinyl acetate production Dec. 2, 1997
5691267 Two step gold addition method for preparing a vinyl acetate catalyst Nov. 25, 1997
5691269 Process for preparing silver catalyst Nov. 25, 1997
5691263 Amorphous perovskite catalysts for nitrogen oxide reduction and methods of preparing the same Nov. 25, 1997
5688741 Process and catalyst for upgrading heavy hydrocarbon Nov. 18, 1997
5686377 Catalyst for purifying exhaust gases Nov. 11, 1997
5670444 Exhaust gas cleaner and method for cleaning same Sep. 23, 1997
5665668 Method of making a catalyst Sep. 9, 1997
5663114 Catalyst for production of pyromellitic anhydride and method for production of pyromellitic anhydride Sep. 2, 1997
5658843 Method for preparing copper-containing hydrogenation reaction catalyst and method for producing alcohol Aug. 19, 1997
5658844 Catalyst for the production of cyanopyriclines Aug. 19, 1997
5624879 Method of preparing isomerization catalyst Apr. 29, 1997
5625102 Method of alkylating the side chain of alkyl-substituted aromatic hydrocarbons Apr. 29, 1997
5622908 Surface impregnated catalyst, process for the production thereof, and use thereof for the preparation of vinyl acetate Apr. 22, 1997
5597773 Ethylene oxide catalyst and process Jan. 28, 1997
5591688 Process for the preparation of fluid bed vinyl acetate catalyst Jan. 7, 1997
5589432 Exhaust gas cleaner and method for cleaning same Dec. 31, 1996
5589602 Method of preparing isomerization catalyst Dec. 31, 1996
5583086 Cesium containing multimetal oxide catalyst compositions for the preparation of methacrolein by gas-phase-catalytic oxidation Dec. 10, 1996
5573989 Process for producing olefin oxides Nov. 12, 1996
5550093 Preparation of supported gold catalysts for carbon monoxide oxidation Aug. 27, 1996
5536691 Cobalt catalysts and a process required for their preparation Jul. 16, 1996
5512528 Catalysts used for producing carbonic acid esters and methods of producing carbonic acid esters using the same Apr. 30, 1996
5506273 Catalyst for hydrogenation and method for hydrogenation therewith Apr. 9, 1996
5504053 Alkylene oxide catalysts having enhanced activity and/or stability Apr. 2, 1996
5503818 Aluminosilicate catalyst, a process for the manufacture thereof and a process for the skeletal isomerization of linear olefins Apr. 2, 1996
5502020 Catalyst for production of ethylene oxide and process for producing the catalyst Mar. 26, 1996
5498587 Hydrogenation catalyst, a process for its preparation, and use thereof Mar. 12, 1996

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