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| Number | Title | Issue Date |
| 4146581 | Manufacture of higher ketones A process for the manufacture of higher ketones by reacting an aldehyde with a ketone in the presence of hydrogen over a catalyst system which contains, firstly, oxides or salts of the rare earth metals and, secondly, metals of group VIII of the periodic ... | 03/27/1979 |
| 4145405 | Production of a hydrogen-rich gas from a co-containing fuel gas In a process for the production of hydrogen-rich gas from a fuel gas containing carbon monoxide and other components, the fuel gas is contacted in a formate synthesis zone with an aqueous solution containing sodium or potassium carbonate and/or bicarbonat... | 03/20/1979 |
| 4140720 | Cobalt hydrogenation catalyst activation A method for activating a cobalt hydrogenation catalyst in which the catalyst is contacted with a flow of hydrogen for a time sufficient for activation at an activation temperature below 250° C and at an activation pressure above 1000 psig. The activated... | 02/20/1979 |
| 4115433 | Catalyst and process for producing polyhydric alcohols and derivatives A novel catalyst and process for the manufacture of polyhydric alcohols from synthesis gas. This novel catalyst is a rhodium carbonyl sulfur cluster compound. In particular, the anion cluster of the rhodium carbonyl sulfur compound is of the following emp... | 09/19/1978 |
| 4113605 | Catalytic hydrofining process Carbonates and/or hydroxides of one or more of the Group VIII metals, cobalt and nickel, are reacted with molybdic acid in aqueous suspension to form a slurry of crystalline cobalt and/or nickel molybdate, which slurry is then reacted with gelatinous boeh... | 09/12/1978 |
| 4110249 | Preparation of bismuth modified spheroidal malachite Spheroidal agglomerates of malachite crystals are prepared by bringing together solutions of a cupric salt, a bismuth salt and an alkali metal carbonate or bicarbonate to form a mixture containing amorphous hydrated copper carbonate, and then holding the ... | 08/29/1978 |
| 4107082 | Malachite preparation Synthetic malachite of desirable particle size and distritution is coprecipitated with small amounts of uniformly dispersed bismuth. After nucleation, the crystals are grown at elevated temperatures. The malachite can be converted into a cuprous acetylide... | 08/15/1978 |
| 4098716 | Catalyst for sulfite scavengers ClO2 and its water-soluble salts are catalysts for water-soluble bisulfites when these latter compounds are used as oxygen scavengers in aqueous systems.... | 07/04/1978 |
| 4071471 | Catalysts for conversion of olefins A composition active for the conversion of olefins comprising magnesium oxide and an olefin disproportionation catalyst in admixture.... | 01/31/1978 |
| 4064187 | Dehydrogenation catalysts Self-regenerative dehydrogenation catalysts containing major proportions of Fe2 O3 and ZnO and lesser amounts of alkali metal chromate and, optionally, cuprous oxide promoters together with a basic potassium-water-gas reaction promot... | 12/20/1977 |
| 4048110 | Rhenium catalyst composition A rhenium containing catalyst composition is provided by adsorbing a rhenium containing compound on the surface of a pore containing catalyst support and thermally decomposing said compound in the presence of a hydrogen containing gas maintained at a posi... | 09/13/1977 |
| 4033902 | Cobalt-platinum catalyst The invention relates to a cobalt-platinum catalyst for promoting the addition of .tbd.Si-H compounds to unsaturated organic compounds which comprises reacting platinum dichloride with dicobalt octacarbonyl in the presence of an inert solvent at a tempera... | 07/05/1977 |
| 4026950 | Process for the preparation of hydroxybenzaldehydes A process is provided for the production of hydroxybenzaldehydes, especially salicylaldehyde, from the oxidation of the corresponding hydroxybenzyl alcohol, especially orthohydroxybenzyl alcohol, with oxygen in an aqueous alkaline medium in the presence o... | 05/31/1977 |
| 4020116 | Vapor phase catalytic process for preparing alpha, beta-ethylenically unsaturated alcohols There is disclosed a selective process for preparing alpha, beta-ethylenically unsaturated alcohols such as allyl alcohol in the vapor phase. This process comprises reacting an alpha, beta-ethylenically unsaturated aldehyde such as acrolein with a hydroge... | 04/26/1977 |
| 4009126 | Catalyst for removing acetylenic impurities A catalyst for removing acetylenic impurities from gaseous organic product streams, comprising at least Fe and Ni, other elements from Groups 8, 1b, 2b, 4b, 6b and 7b of the Periodic Table, an alkaline earth metal and an alkali metal.... | 02/22/1977 |
| 4007130 | Catalyst regeneration method A method for treating catalyst solution comprising the complex reaction product formed on mixing of a rhodium component or an iridium component and a halogen component in the presence of carbon monoxide to remove metallic corrosion products and recover rh... | 02/08/1977 |
| 4002577 | Copper carbonyl-containing catalytic solutions A novel catalytic composition is described, useful for treating olefins or alcohols with carbon monoxide in the preparation of carboxylic acids comprising a solution containing copper carbonyl and a hydrated boron fluoride which optionally may contain a m... | 01/11/1977 |
| 3974098 | Catalysts of nickel and uranium A method of producing a catalyst comprising impregnating shaped carriers of refractory material (e.g., alumina) with a solution of the salts of an active metal constituent (e.g., nickel) and an acidic or amphoteric constituent (e.g., uranium), the shaped ... | 08/10/1976 |
| 3974096 | Water gas shift catalyst Hydrogen is produced by reacting carbon monoxide with steam at a temperature of at least 200°F. in the presence of a supported catalyst containing: (1) at least one alkali metal compound derived from an acid having an ionization constant below 1 × 10 | 08/10/1976 |
| 3968136 | Catalytic process for polyhydric alcohols and derivatives This invention relates to the manufacture of such valuable chemicals as polyhydric alcohols, their ether and ester derivatives, oligomers of such alcohols and monohydric alcohols and their ether and ester derivatives by reacting oxides of carbon and hydro... | 07/06/1976 |
| 3968149 | Process for the esterification in vapor phase of alpha, beta-unsaturated monocarboxylic acids Alpha, beta-unsaturated monocarboxylic acids, in particular methacrylic acid, are esterified in the vapor phase in contact with a catalyst containing, in combination with oxygen, tungsten alone or in admixture with one or more of the elements lithium, sod... | 07/06/1976 |
| 3960767 | Modified zinc ferrite oxidative dehydrogenation catalysts Improved oxidative dehydrogenation catalysts are prepared by modifying a preformed zinc ferrite oxidative dehydrogenation catalyst with zinc oxide. The resulting catalyst compositions exhibit higher conversions and yields.... | 06/01/1976 |
| 3958957 | Methane production Methane is produced by contacting a mixture of carbon monoxide or carbon dioxide and hydrogen with a carbon-alkali metal catalyst at a temperature in the range between about 800°F. and about 1500°F. and at a pressure between about atmospheric and about ... | 05/25/1976 |
| 3957857 | Catalytic process for polyhydric alcohols and derivatives This invention relates to the manufacture of such valuable chemicals as polyhydric alcohols, their ether and ester derivatives, oligomers of such alcohols and monohydric alcohols and their ether and ester derivatives by reacting oxides of carbon and hydro... | 05/18/1976 |
| 3954665 | Catalyst for the dimerization of diolefins using the reductive properties of metal carbonyls The liquid phase dimerization of diolefins is effected by maintaining the diolefins in solution in an inert solvent in contact with a catalyst which is the reaction product of a transition metal carbonyl and a compound which is a transition metal halide o... | 05/04/1976 |
| 3939103 | Catalytic product for the oxidative destruction of gaseous organic compounds and method for their preparation A catalyst for the oxidative destruction of gaseous organic compounds comprises 50-80% of a mixture of active carbonates and oxides, i.e., 50-85% of manganese oxides, 0-30% of manganous carbonate, 3-10% of cupric oxide, and 0-15% of nickel oxides; and 50-... | 02/17/1976 |
| 3937742 | Hydroformylation process using catalyst comprising platinum group metal on support having separate alumina phase A catalyst composition for the hydroformylation, including hydroxyhydroformylation, of C2 to C16 olefins to provide alcohols and aldehydes is disclosed. The catalyst contains a hydrido-platinum-group metal-carbonyl, such as hydridopa... | 02/10/1976 |
| 3933861 | Production of tetrahydrofurans Tetrahydrofurans are produced by the codimerization of an alkene oxide with an alkene in the presence of catalytic amounts of a Group VIII noble transition metal compound and an iodide promoter.... | 01/20/1976 |
| 3932534 | Process for hydrogenation reaction of unsaturated organic compounds When a solid reduction catalyst prepared by calcining and reducing at 350° to 700°C. in a hydrogen stream a precursor compound having a composition expressed by the following formula and having a layer lattice crystal structure characterized by the following... | 01/13/1976 |
