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5096882 |
Process for controlling oxygen content of superconductive oxide, superconductive device and process for production thereof
A process for controlling an oxygen content of a non-superconductive or superconductive oxide is provided, in which a beam of particles such as ions, electrons or neutrons or an electromagnetic...
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5045288 |
Gas-solid photocatalytic oxidation of environmental pollutants
Means and methods employing gas-solid heterogenous photocatalysis ("GSHP") to counteract the widespread occurrence of groundwater and air polluted by volatile organic compounds (VOCs) such as...
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5013366 |
Cleaning process using phase shifting of dense phase gases
A process for removing two or more contaminants from a substrate in a single process. The substrate to be cleaned is contacted with a dense phase gas at or above the critical pressure thereof. The...
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4980040 |
Photopromoted method for decomposing oxides of nitrogen into environmentally compatible products
A method is provided for the photopromoted solid-catalyzed decomposition of oxides of nitrogen such as nitric oxide which are major pollutants of air and the environment at large. By this method,...
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4957610 |
Generation of hydrogen and oxygen
Hydrogen and oxygen are generated by directing the output of a solar-pumped laser through a beam expander and a frequency multiplier to increase the frequency of the laser beam to the ultraviolet...
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4946566 |
Photochemical production of hydrogen peroxide
The present invention relates to a photochemical process for the manufacture of hydrogen peroxide wherein a 9,10-phenanthraquinone compound is exposed, in the presence of an effective amount of...
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4936961 |
Method for the production of a fuel gas
A method for obtaining the release of a fuel gas mixture including hydrogen and oxygen from water in which the water is processed as a dielectric medium in an electrical resonant circuit.
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4927512 |
Process for production of hydrogen peroxide by a chemical photoreduction of oxygen, and hydrogen peroxide obtained by this process
Process for the manufacture of hydrogen peroxide by photoreduction of molecular oxygen in an aqueous medium in the presence of visible light, of semicarbazide acting as an electron donor and of a...
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4921589 |
Polysiloxane bound photosensitizer for producing singlet oxygen
This invention relates to a photosensitizer which is bound to a polysiloxane polymer, a method of preparing the bound photosensitizer and a process for using the bound photosensitizer. The...
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4915804 |
Titanate bound photosensitizer for producing singlet oxygen
This invention relates to a photosensitizer which is bound to a titanate polymer, a method of preparing the bound photosensitizer and a process for using the bound photosensitizer. The...
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4889604 |
Process for the photocatalytic decomposition of water into hydrogen and oxygen
Hydrogen and oxygen are obtained by the photocatalytic decomposition of water by passing light in an inert atmosphere through an aqueous solution of dioxygen complex of ruthenium and EDTA in which...
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4885065 |
Electron beam, ion beam, or neutral particle beam induced modification of or enhancement of combustion reactions
A process for modifying or enhancing a combustion reaction by injecting a particle beam into the combustion reaction, is disclosed.
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4877500 |
Process for the production of chlorine dioxide
Chlorine dioxide is produced by subjecting a mixture of chlorine gas and oxygen to ultraviolet radiation. The source for chlorine and oxygen may be an alkali metal or alkaline metal hypochlorite.
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4778666 |
Crystallization method employing microwave radiation
A crystallization process employing microwave energy is described. The process is especially useful in the manufacture of porous crystalline materials.
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4774026 |
Process and apparatus for oxidizing or reducing dissolved substance
A dissolved substance contained in a solution is oxidized or reduced by adding a particulate semiconductor photocatalyst and a water-soluble electron acceptor or donor for the particulate...
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4684537 |
Process for the sensitization of an oxidation/reduction photocatalyst, and photocatalyst thus obtained
A photocatalyst for photodecomposition of liquids is sensitized to visible light by chemically bonding to the catalyst a complex of a transition metal with a bipyridyl or phenanthrolyl type ligand.
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4657646 |
Method of producing metallized chloroplasts and use thereof in the photochemical production of hydrogen and oxygen
The invention is primarily a metallized chloroplast composition for use in a photosynthetic reaction. A catalytic metal is precipitated on a chloroplast membrane at the location where a catalyzed...
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4650554 |
Photoelectrolysis method and means
An integrated photoelectrolytic apparatus for catalyzing the photodecomposition of a liquid electrolyte, such as water, into its gaseous decomposition products includes a photovoltaic section...
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4623437 |
Catalysts for photo-assisted oxidation-reduction reactions
New catalysts for photo-assisted (i.e. promoted by light) oxidation-reduction (redox) reactions are disclosed. These catalysts consist of colloidal particles of a semiconductor, containing on their...
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4578165 |
Process for separation of zirconium from hafnium
A process for the separation of zirconium values from hafnium values wherein a solution of a zirconium chelate complex and a hafnium chelate complex, each having a common ligand, is irradiated with...
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4576687 |
Hydrogen peroxide production using a non-aqueous system
The present invention relates to hydrogen peroxide production. More particularly, a novel process is disclosed that uses electromagnetic radiation a quinone autooxidation in a non-aqueous...
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4544470 |
Electrochemical photocatalytic structure
A planar photoelectrochemical structure includes a thin, porous layer of semiconductor powder material on a catalytic film. Using incident light absorbed by the semiconductor, the structure is...
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4511450 |
Passive hydrogel fuel generator
A passive hydrogen oxygen generator in which the long wavelength infrared portion of the sun's spectrum heats water to provide circulation of the water within the generator. The shorter wavelength...
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4474829 |
Low-temperature charge-free process for forming native oxide layers
The specification discloses a low-temperature, charge-free process for forming a layer of a native oxide on the surface of a substrate of a chosen semiconductor material. The substrate is exposed...
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4472260 |
Light driven hydrogen oxygen generator
A light driven hydrogen oxygen generator in which a hydrogel coating is polymerized over photoreceptors allowing the electrolyte to reach the surface of the photoreceptor and protect the...
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4437958 |
Device and method for separating oxygen isotopes
A device and method for separating oxygen isotopes with an ArF laser which produces coherent radiation at approximately 193 nm. The output of the ArF laser is filtered in natural air and applied to...
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4436715 |
Storage and retrieval of singlet oxygen
This invention relates to production of singlet oxygen and includes means and methods for storage and retrieval thereof as well as continuous production from ground state oxygen. With respect to...
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4435374 |
Method of producing carbon monoxide and hydrogen by gasification of solid carbonaceous material involving microwave irradiation
A process for the gasification of carbon of solid carbonaceous material to form carbon monoxide and hydrogen by contacting the material with superheated steam and irradiating the product of said...
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4427636 |
Method and apparatus for making ozone
An apparatus and method is disclosed for manufacturing ozone by treating oxygen or an oxygen bearing gas with UV radiation in the range of from about 130-170 nm. The method involves the use of...
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4389290 |
Use of electrocatalytic anodes in photolysis
A photolytic system comprised of a darkened halfcell and an illuminated halfcell in which oxidation and reduction reactions are made to occur. These halfcells are joined by an electrically...
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4382846 |
Simultaneous production of hydrogen and oxygen from water
A method for the simultaneous production of hydrogen and oxygen from water by the visible light irradiation of a water solution containing photosensitizer, an electron relay and a suitable...
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4381978 |
Photoelectrochemical system and a method of using the same
A photoelectrochemical system for conducting endoergic chemical processes driven by light energy. This system consists essentially of an illuminated halfcell and a darkened halfcell joined via...
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4343687 |
Production of chain reactions by laser chemistry
Directed to the use of non-resonant laser energy to initiate reactions in reaction mixtures containing ingredients of the kind and in the amounts capable of forming chain reactions.
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4342738 |
Hydrogen generation as fuel by use of solar ultraviolet light process
A feasible and economic method of producing hydrogen and oxygen as potential fuels, from water. The process employs as the energy source, sunlight, which is separated into its infrared portion and...
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4329212 |
Method for making ozone
An apparatus and method is disclosed for manufacturing ozone by treating oxygen or an oxygen bearing gas with UV radiation in the range of from about 130-170 nm. The method involves the use of...
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4317044 |
Ozone production apparatus
Ozone is produced when oxygen dissolved or absorbed in an inert liquid dielectric is irradiated with ultra violet (light) energy in the wave length range between 1100 and 2200 angstrom units. The...
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4272345 |
Energy conservation technique
Waste heat which would otherwise be lost up a stack or chimney may be employed to generate hydrogen or hydrogen peroxide through the use of special equipment including a heat exchange structure...
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4253926 |
Utilization of high sulphur fuels without air pollution
When sulphur fuels are burned, for example in a furnace, the combustion gases including sulphur dioxide are passed across floodlights which break the sulphur dioxide bonds to release sulphur and...
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4252623 |
Ozone production via laser light energy
My invention relates to the use of laser light energy to excite oxygen from its normal ambient state to that required for it to convert to molecular ozone. Laser light energy is passed through a...
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4247379 |
Method for chemical reactions using high intensity radiant energy and system therefor
An apparatus for accomplishing photochemical reactions includes a series of reaction chambers and a heat exchanger. When the apparatus is employed for the production of hydrogen and hydrogen...
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4233126 |
Ozone produced by chemonuclear generation
Processes and apparatus are disclosed for generation of radioisotope contaminant fission fragment free ozone from oxygen containing streams by chemonuclear irradiation accomplished by passing the...
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4233127 |
Process and apparatus for generating hydrogen and oxygen using solar energy
This application relates to a method and apparatus for generating hydrogen and oxygen gas from water with solar energy. A solar reflector concentrates solar energy into a water-containing reaction...
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4211620 |
Method of and apparatus for producing hydrogen and oxygen by photoelectrically-induced electrolysis
Hydrogen and Oxygen are produced by photoelectrically-induced electrolysis wherein solar and/or laser light is passed through a thin layer of a water-caustic soda solution to ionize the solution...
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4211621 |
Method and apparatus for producing hydrogen using solar energy
Apparatus suitable for use as a solar energy collector, the apparatus comprising a closed loop through which, in use, an aqueous solution can be circulated and be impinged upon by incident...
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4199419 |
Photochemical method for generating superoxide radicals (O.sub.2.sup.-) in aqueous solutions
A photochemical method and apparatus for generating superoxide radicals (ub.2 - ) in an aqueous solution by means of a vacuum-ultraviolet lamp of simple design. The lamp is a microwave powered rare...
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4182663 |
Converting oxygen to ozone by U.V. radiation of a halogen saturated hydrocarbon liquid containing dissolved or absorbed oxygen
This invention relates to the physical/chemical relationship wherein ultraviolet light energy excites the oxygen molecules to an extent the normal molecular form of oxygen O 2 becomes O 3 the...
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4176026 |
Process for catalytic photo-oxidation of water
A photochemical process in which visible light is used to irradiate a solution comprising water, a manganese (II) or manganese (III) complex of formula MnL wherein L is a phthalocyanine ligand, a...
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4175016 |
Radiolytic-chemical method for production of gases
The invention disclosed provides a new improved radiolytic-chemical method for gas production by inclusion of oxide of nitrogen in the processing system to inhibit recombination of radiolytic...
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4148701 |
High efficiency energy transfer technique
An apparatus is disclosed for exothermically obtaining hydrogen or hydrogen peroxide from water vapor in a reaction chamber. The separation of the hydrogen and oxygen may be accelerated through the...
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4140602 |
Method for obtaining carbon dioxide from the atmosphere and for production of fuels
The invention disclosed provides a new improved chemical method for combustible fuel production by converting carbon dioxide in the atmosphere to a carbonate following which the recovered carbonate...
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