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Class Information
Number: 502/339
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Catalyst or precursor therefor > Metal, metal oxide or metal hydroxide > Of group viii (i.e., iron or platinum group) > Of palladium or platinum
Description: Composition in which the additional metal is element number 46 or 78.










Patents under this class:
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Patent Number Title Of Patent Date Issued
5817592 Process for the preparation of a hydrogenation catalyst Oct. 6, 1998
5817596 Catalyst, and processes for dehydrogenating dehydrogenatable hydrocarbons Oct. 6, 1998
5800638 Ultrafine particle of quasi-crystalline aluminum alloy and process for producing aggregate thereof 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
5798148 Porous metal composite body Aug. 25, 1998
5795840 Burned gas purifying catalyst Aug. 18, 1998
5795841 Process for producing coated, nonporous support materials Aug. 18, 1998
5789334 Microparticle catalysts for hydrosilylation reactions and thermosetting silicone compositions containing said catalyst Aug. 4, 1998
5759947 Bifunctional catalyst containing multimetal oxides Jun. 2, 1998
5759950 Catalyst supported with noble metal(s) for the isomerization of alkylaromatics Jun. 2, 1998
5756421 Composite catalysts containing transitional and alkaline earth metal oxides useful for oxidative conversion of methane (or natural gas) to carbon monoxide and hydrogen (or synthesis gas) May. 26, 1998
5753192 Zirconia and sulfate in NOx traps to improved trapping and sulfur tolerance May. 19, 1998
5753581 Method of associating precious metals with specific oxides in mixed oxide systems for use as catalysts May. 19, 1998
5753584 Catalyst system for selective hydrogenation of heteroaromatic sulfur-containing and nitrogen-containing compounds May. 19, 1998
5750458 Combustion catalysts containing binary oxides and processes using the same May. 12, 1998
5744674 Catalyst and process for the conversion of heavy aromatics to light aromatics Apr. 28, 1998
5733839 Catalysts Mar. 31, 1998
5723403 Production process for catalysts on supports including a centrifuging step for the support after coating Mar. 3, 1998
5721189 Treatment to improve the durability of a hydrodechlorination catalyst and catalyst Feb. 24, 1998
5707920 Isobutanol synthesis catalyst Jan. 13, 1998
5691267 Two step gold addition method for preparing a vinyl acetate catalyst Nov. 25, 1997
5686377 Catalyst for purifying exhaust gases Nov. 11, 1997
5677258 Burned gas purifying catalyst Oct. 14, 1997
5677260 Catalyst composite for dehydrogenation of paraffins to mono-olefins and method for the preparation thereof Oct. 14, 1997
5668074 Preparation of catalysts for alkane/cycloalkane isomerization Sep. 16, 1997
5665667 Process for the preparation of vinyl acetate catalyst Sep. 9, 1997
5656567 Self-gettering catalysts Aug. 12, 1997
5652192 Catalyst material and method of making Jul. 29, 1997
5643850 Process for the production of a catalyst layer on a carrier material and catalyst with a catalyst layer for the removal of hydrogen from a hydrogen and oxygen-containing gas mixture Jul. 1, 1997
5639706 Hydrogenation catalyst based on a platinum metal partially poisoned with finely divided sulfur Jun. 17, 1997
5622908 Surface impregnated catalyst, process for the production thereof, and use thereof for the preparation of vinyl acetate Apr. 22, 1997
5612274 Method of preparing transalkylation catalyst Mar. 18, 1997
5612277 Catalyst and method for manufacturing the same Mar. 18, 1997
5597771 Layered catalyst composite Jan. 28, 1997
5593647 Catalytic converter having tri precious metal catalysts Jan. 14, 1997
5593935 Catalysts Jan. 14, 1997
5587348 Alkyne hydrogenation catalyst and process Dec. 24, 1996
5583087 Method for impregnating catalyst support with platinum Dec. 10, 1996
5571763 Exhaust gas purification system and catalyst therefor Nov. 5, 1996
5571771 Carrier catalyst, process for the production thereof, and use thereof for the preparation of vinyl acetate Nov. 5, 1996
5559065 Coated catalysts Sep. 24, 1996
5543379 Hydrogenation catalyst, and a method for its preparation and use, in particular for hydrogenation and/or hydrogenolysis of carbohydrates and polyhydric alcohols Aug. 6, 1996
5541147 Immobilized free molecule aerosol catalytic reactor Jul. 30, 1996
5536693 Process for the preparation of vinyl acetate catalyst Jul. 16, 1996
5525570 Process for producing a catalyst layer on a carrier and a catalyst produced therefrom Jun. 11, 1996
5523272 Catalyst and process for the production of alkyl tert alkyl ether from hydrocarbon feedstocks with high levels of sulfur Jun. 4, 1996
5521139 Palladium-containing fixed-bed catalyst for the hydrogenation of butyne-1,4-diol to butene-2-diol-1,2 May. 28, 1996
5516741 Reduced chlorine containing platinum catalysts May. 14, 1996
5511972 Catalyst structure for use in a partial combustion process Apr. 30, 1996
5512529 Catalyst for the selective hydrogenation of aromatic halonitro compounds to aromatic haloamines and a process for its production Apr. 30, 1996

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