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| Number | Title | Issue Date |
| 4452678 | Process and apparatus for the photochemical production of halogeno-alkanes and cycloalkanes Halogenation of alkanes and of cycloalkanes by the action of ultraviolet upon a solution of the halogen in the alkane; the solution is prepared in advance and passes into the irradiated zone, after having been put into contact with a halogenation inhibito... | 06/05/1984 |
| 4451342 | Light driven photocatalytic process A method for the light driven photocatalytic reduction of carbon dioxide or the bicarbonate ion to one or more compounds which comprises contacting certain metal compounds with the carbon dioxide and/or bicarbonate ion in the absence of separate physical ... | 05/29/1984 |
| 4304649 | Solubilization of lignocellulosic materials The solubilization of lignocellulosic fibrous material is accomplished by impregnating the selected lignocellulosic material with one of a group of certain swelling agents, allowing a sufficient amount of time until the desired degree of swelling is achie... | 12/08/1981 |
| 4303486 | Methods of photocatalytic decarboxylation of saturated carboxylic acid Methods for heterogeneous photocatalytic decarboxylation of saturated carboxylic acids on several n-type semiconductor powders are disclosed. Major reaction products are the corresponding alkanes and carbon dioxide.... | 12/01/1981 |
| 4278517 | Osmium catalyzed hydroxylation of olefins with selenoxide cooxidants A process for producing glycols by the catalytic oxidation of olefinic compounds which comprises contacting an olefinic compound with an organic selenoxide in an aqueous alkaline medium in the presence of a catalytic amount of octavalent osmium to form th... | 07/14/1981 |
| 4233129 | Process of preparation of alkyl esters of dl cis chrysanthemic acid A process for the production of an alkyl ester of dl cis chrysanthemic acid having the formula ##STR1## wherein R is an alkyl having from 1 to 6 carbon atoms, involving preparing a lithiated derivative of 2-methyl-pent-2-en-4-yne, reacting the same w... | 11/11/1980 |
| 4160712 | Process for preparing novel N-carboxyl--amino acid anhydrides N-carboxyanhydrides of hydroxyphenylalanines are disclosed. The compounds have antihypertensive activity.... | 07/10/1979 |
| 4113590 | Photoreduction of nitrogen Nitrogen is reduced to ammonia, hydrazine, and mixtures thereof by reaction with water on a solid metal oxide irradiated with ultraviolet light. Useful metal oxides include titanium dioxide and metal-doped titanium dioxide. Titanium dioxide doped with iro... | 09/12/1978 |
| 4105517 | Solar photolysis of water A cyclic process for the solar photolysis of water includes a first stage in which water is reduced in the presence of a Eu+2 photo-oxidizable reagent producing hydrogen and spent oxidized Eu+3 reagent. The spent reagent (Eu+3 | 08/08/1978 |
| 4045315 | Solar photolysis of water Hydrogen is produced by the solar photolysis of water in a first photo-oxidation vessel with a transparent wall in the presence of a water soluble photo-oxidizable reagent and an insoluble hydrogen recombination catalyst. Simultaneously oxygen is produced... | 08/30/1977 |
