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| Number | Title | Issue Date |
| 4574039 | Photocorrosion resistant semiconductor photoelectrodes A semiconductor photoelectrode resistant to photocorrosion and a method of preparing such a photoelectrode are disclosed. The photoelectrode includes a doped oxide layer on which illumination falls for photo-stimulation. The oxide layer is doped with meta... | 03/04/1986 |
| 4571290 | Process for the selective oxidation of olefins with photochemical illumination of semiconductor powder suspensions A process for the selective oxidation of olefins comprises the steps of forming a suspension of semiconductor powder in a solvent media, adding an olefin to the solvent media in the presence of an oxidant to form a mixture and, photochemically activating ... | 02/18/1986 |
| 4565799 | Ionically polymer-bound transition metal complex for photochemical conversion of light energy Novel catalyst for the photochemical conversion and storage of radiant energy through the conversion of strained cyclic non-conjugated carbon containing compounds to their corresponding conjugated forms comprises ionically bonding a transition metal compl... | 01/21/1986 |
| 4564511 | Synthesis of molecular sieving metallosilicates using heteropolymetallates A method for preparing a molecular sieving metallosilicate is disclosed which comprises (A) providing a mixture comprising: water; an oxide of silicon source; a mineralizing agent and/or synthesis directing agent; and a heteropolymetallate of the formula ... | 01/14/1986 |
| 4560454 | Electrolysis of halide-containing solutions with platinum based amorphous metal alloy anodes A process for the generation of halogens from halide-containing solutions includes the step of conducting electrolysis of the solutions in an electrolytic cell having a platinum based amorphous metal alloy anode having the formula where A is Cr, Mo, W, Fe... | 12/24/1985 |
| 4551442 | Catalyst for upgrading synthesis gas Catalysts comprising the mixed oxides of ruthenium, palladium or platinum and alkali metals are provided which are useful in the subject process for the upgrading of synthesis gas, particularly for obtaining alkanes and alcohols having at least two carbon... | 11/05/1985 |
| 4548681 | Electrodeposition of thin film heterojunction photovoltaic devices that utilize Cd rich Hg1-x Cdx Te Thin films of Hg1-x Cdx Te with controlled x greater than 0.5 are cathodically deposited on a thin CdS film over a conductive film of ITO deposited on a glass substrate. Depositing a conductive film on the electrodeposited Hg1-x... | 10/22/1985 |
| 4537624 | Amorphous metal alloy powders and synthesis of same by solid state decomposition reactions Amorphous metal alloy powders are synthesized by solid state decomposition reactions. At least one precursor compound is thermally decomposed at a temperature below the crystallization temperature of the amorphous metal alloy to be formed. The decompositi... | 08/27/1985 |
| 4537625 | Amorphous metal alloy powders and synthesis of same by solid state chemical reduction reactions Amorphous metal alloy powders may be synthesized by solid state reactions. Precursor components that include the elements of the amorphous alloy are chemically reduced to yield an intimate mixture. The resultant intimate mixture, as obtained or after heat... | 08/27/1985 |
| 4536109 | Drill chuck for percussion drilling A drill chuck usable in a drilling device capable of rotary or rotary-percussion drilling, includes radially adjustable clamping jaws with the clamping surfaces of the jaws directed inwardly towards the central axis of the chuck. Each clamping jaw has at ... | 08/20/1985 |
| 4536640 | High pressure, non-logical thermal equilibrium arc plasma generating apparatus for deposition of coatings upon substrates An apparatus for deposition of coatings upon substrates generates a non-local thermal equilibrium arc plasma at the relatively high pressure of at least approximately 1 atmosphere. A closed chamber (25) is defined by a cylindrical anode (11) and annular h... | 08/20/1985 |
| 4536597 | Selective hydrocarboxylation of propylene to isobutyric acid A process for the selective hydrocarboxylation of propylene to produce predominantly isobutyric acid in the liquid phase is provided. The reaction of propylene, carbon monoxide and water wherein a water to propylene ratio is maintained of from about 0.01 ... | 08/20/1985 |
| 4536584 | Process for the thermochemical conversion of biomass A process is provided for the thermochemical conversion of biomass to useful gaseous and liquid organic products. The inventive process utilizes a catalyst to obtain increased yields of gaseous and liquid organic products and decreased yields, if any, of ... | 08/20/1985 |
| 4528398 | Method for the preparation of unsaturated carboxylic acid with high activity phosphomolybdic acid based catalysts The present invention relates to a method for the preparation of phosphomolybdic acid based catalysts utilized in the oxidation of aldehydes to unsaturated carboxylic acids by forming a solution of hydrated phosphomolybdic acid in a substantially anhydrou... | 07/09/1985 |
| 4510320 | Preparation of aliphatic carboxylic acid esters A process is provided for the production of aliphatic acetate esters and gaseous alkanes comprising contacting acetic acid and synthesis gas in the vapor phase at elevated temperature and pressure in the presence of a catalyst containing the mixed oxides ... | 04/09/1985 |
| 4505947 | Method for the deposition of coatings upon substrates utilizing a high pressure, non-local thermal equilibrium arc plasma A method is provided for the deposition of coatings upon substrates utilizing a high pressure, non-local thermal equilibrium arc plasma including the steps of generating a non-LTE arc plasma at a pressure greater than about 0.1 atmospheres, introducing a ... | 03/19/1985 |
| 4489048 | Process for producing hydrogen and carbonyl sulfide from hydrogen sulfide and carbon monoxide using a heteropolyanionic metal complex catalyst Hydrogen and carbonyl sulfide are produced by a process comprising contracting gaseous hydrogen sulfide with gaseous carbon monoxide in the presence of a heteropolymolybdate or tungstate complex. Use of these catalysts reduce the amount of by-product carb... | 12/18/1984 |
| 4250054 | Catalysts for producing unsaturated aliphatic acids The present invention relates to a process for the production of unsaturated aliphatic acids and the catalyst therefor, by the vapor phase oxidation of the corresponding unsaturated aliphatic aldehydes with molecular oxygen, optionally in the presence of ... | 02/10/1981 |
| 4223161 | Process for producing unsaturated aliphatic acids The present invention relates to a process for the production of unsaturated aliphatic acids and the catalyst therefor, by the vapor phase oxidation of the corresponding unsaturated aliphatic aldehydes with molecular oxygen, optionally in the presence of ... | 09/16/1980 |
| 4182907 | Process for the oxidation of olefins to aldehydes and acids The process comprises the vapor phase oxidation of lower molecular weight olefins to the corresponding unsaturated aldehydes and unsaturated carboxylic acids in the presence of a catalyst comprising the oxides of iron, bismuth, molybdenum and at least one... | 01/08/1980 |
| 4177136 | Hydrotreating process utilizing elemental sulfur for presulfiding the catalyst The present invention relates to an improved method of catalyst presulfiding, wherein the catalyst is treated with elemental sulfur. The use of elemental sulfur as a catalyst presulfiding agent is a means of rapidly and reproducibly attaining a highly act... | 12/04/1979 |
| 4168224 | Coking drum and process for forming improved graphite coke Cooling water for cooling coke in a coking drum is charged into the interior of the coking drum from a plurality of orifices located on the lateral surfaces of the coking drum so as to uniformly distribute the cooling effect provided by the cooling water.... | 09/18/1979 |
| 4168148 | Coal desulfurization The sulfur content of coal can be significantly reduced by leaching the coal with an aqueous solution of sodium sulfite.... | 09/18/1979 |
| 4146733 | Process for the preparation of unsaturated acids from unsaturated aldehydes Methacrylic acid or acrylic acid are produced by the oxidation of methacrolein or acrolein, respectively, with molecular oxygen in the vapor phase in the presence of a catalytic oxide of molybdenum, phosphorus, arsenic, at least one element selected from ... | 03/27/1979 |
| 4085065 | Process for the preparation of unsaturated acids from unsaturated aldehydes Methacrylic acid or acrylic acid are produced by the oxidation of methacrolein or acrolein, respectively, with molecular oxygen in the vapor phase in the presence of a catalytic oxide of molybdenum, phosphorus, arsenic, at least one element selected from ... | 04/18/1978 |
| 4021427 | Oxidation of 1,3-butadiene to maleic anhydride using a catalyst containing Mo, Sb, V and either one or both of Li and Ce Maleic anhydride and acrylic acid are produced by the oxidation of 1,3-butadiene, n-butylenes, crotonaldehyde and furan with molecular oxygen in the vapor phase in the presence of a catalytic oxide of antimony, molybdenum, vanadium and lithium, cerium, or... | 05/03/1977 |
| 4017423 | Process for the preparation of unsaturated acids from unsaturated aldehydes Catalysts containing the oxides of molybdenum and phosphorus promoted with rubidium and at least one element selected from the group consisting of As, Cd, In, Sn, Tl, K, Ca, V, U, Ce, W, Ni, Zr, Ba, Fe, Rh, Mn, Re, Ru, Co, and Cu have been found to be esp... | 04/12/1977 |
| 4002650 | Preparation of maleic anhydride from n-butane Catalysts containing the oxides of vanadium, phosphorus and uranium have been found to be especially effective in the oxidation of n-butane, n-butenes and butadiene with molecular oxygen in the vapor phase to yield maleic anhydride. The reaction with n-bu... | 01/11/1977 |
| 3993680 | Ammoxidation using chromium-containing catalysts Catalysts containing at least nickel or cobalt, chromium, bismuth and molybdenum have been found to be especially useful for the ammoxidation of olefins, the oxidation of olefins and the oxidative dehydrogenation of olefins.... | 11/23/1976 |
| 3957627 | Hydrotreating hydrocarbon feeds using amphora-shaped catalysts Catalysts having a substantially spherical shape, a void center and a hole in the external surface communicating to the void center, have been found to give superior results in known hydrotreating reactions where sulfur, nitrogen and/or oxygen is removed ... | 05/18/1976 |
| 3956377 | Production of unsaturated acids from the corresponding aldehydes Coated catalysts having an inert support material with an outer surface and a coating of active catalyst containing tungsten, vanadium and molybdenum plus optionally one or more of Fe, Mn, Cu, Sn, Sb, Cr, Ce, U, Co, Ni, Zn, Mg or mixture thereof have been... | 05/11/1976 |
| 3956378 | Process for the manufacture of unsaturated aldehydes and acids from the corresponding olefins A process for the catalytic oxidation of olefins to unsaturated aldehydes and acids and the ammoxidation of olefins to unsaturated nitriles in which the catalyst comprises a promoted, reduced, antimony oxide-molybdenum oxide-containing catalyst.... | 05/11/1976 |
| 3956181 | Oxidation catalyst Catalysts containing at least nickel or cobalt, chromium, bismuth and molybdenum have been found to be especially useful for the ammoxidation of olefins, the oxidation of olefins and the oxidative dehydrogenation of olefins.... | 05/11/1976 |
