Entries |
Document | Title | Date |
20080219916 | Peroxide Decomposition Catalyst - An object of the present invention is to provide a catalyst which decomposes a peroxide effectively and economically under a high temperature while suppressing generation of free radicals, and the present invention provides a peroxide decomposition catalyst containing a base metal atom, wherein a value A indicating a free radical generation amount represented by the (equation 1) is not more than 0.20, and a value B indicating a reaction rate represented by the (equation 2), which can be easily applied to utility such as an agent for preventing deterioration of a polymer electrolyte-type fuel cell and a water electrolysis apparatus, and an antioxidant for medicaments, agrochemicals and foods. | 09-11-2008 |
20090035212 | Method for Concentrating Oxygen Isotope or Isotopes - The method for concentrating an oxygen isotope or isotopes of the present invention combines the step of concentrating | 02-05-2009 |
20090074654 | Filter material for generating oxygen and/or hydrogen from a source - A filter material for generating oxygen and/or hydrogen gas from a source having a porous boron doped carbon film with diRuthenium/diRuthenium molecules in direct contact with the porous boron doped carbon film, a synthetic film having at least one zeolite crystalline body in direct contact with the nanocarbon tubules, or both in a continuous alternating arrangement. | 03-19-2009 |
20090081115 | METHOD AND APPARATUS FOR ACTUATING A CHEMICAL REACTION - Various disclosures of an oxygen generator apparatus and methods of using such are disclosed. | 03-26-2009 |
20090148378 | Apparatus and Delivery of Oxygen - Disclosed are various aspects of an oxygen generator and a method of oxygen generation. In certain embodiments, the oxygen generator comprises a reaction chamber, a humidifier, and a cap assembly. | 06-11-2009 |
20090214415 | System for generating oxygen using heat recycled from engine exhaust - A system for optimizing the quality of a vehicle's inner air includes an oxygen generator and an optimizer. The oxygen generator generates oxygen by dissociating water using recycled heat from the vehicle's exhaust. The optimizer automatically adjusts oxygen amount added into the vehicle's inner air according to the user's settings through an interface. | 08-27-2009 |
20090220410 | Method for Producing Hydrogen and/or Other Gases from Steel Plant Wastes and Waste Heat - A method for producing hydrogen and/or other gases from steel plant wastes and waste heat is disclosed. The method comprises the steps of providing molten waste from steel plant like molten slag in a reactor. The molten slag is contacted with water and/or steam in the presence of a reducing agent to form a stream of hydrogen and/or other gases. The hydrogen and/or other gases can then be extracted from the stream of gases from the reactor. | 09-03-2009 |
20090269273 | OXYGEN EXTRACTION APPARATUS AND PROCESS - A facility and process capable of extracting oxygen in extraterrestrial environments from materials available in extraterrestrial environments, for example, on planets, planetoids, etc. The facility extracts oxygen from a mineral-containing solid material and is configured to form a free-falling molten stream of the solid material, evaporate at least a portion of the molten stream and produce a vapor containing gaseous oxygen, create a supersonic stream of the vapor, condense constituents of the supersonic stream to form particulates within the supersonic stream, separate the gaseous oxygen from the particulates, and then collect the gaseous oxygen. | 10-29-2009 |
20100233070 | CARBON-SUPPORTED CoSe2 NANOPARTICLES FOR OXYGEN REDUCTION AND HYDROGEN EVOLUTION IN ACIDIC ENVIRONMENTS - The present teachings are directed to preparation of carbon-supported CoSe | 09-16-2010 |
20100278719 | MIXED IRON-MANGANESE OXIDES FOR HIGH-TEMPERATURE OXYGEN PRODUCTION - The invention relates to the use of materials of mixed iron-manganese oxide type for high-temperature oxygen production, notably by separation of oxygen from air, and said materials can be reversibly reduced at high temperature when subjected to an oxygen partial pressure decrease and oxidized when the oxygen partial pressure is higher. | 11-04-2010 |
20100329971 | NOVEL HYDROXY RADICAL GENERATION METHOD, AND ANTI-VIRAL MATERIAL UTILIZING HYDROXYL RADICAL GENERATED BY THE METHOD - Disclosed is a novel hydroxy radical generation method which relies on a novel scientific fact relating to the generation of a hydroxy radical and the inactivation of a virus. Also disclosed is an anti-viral material produced by utilizing the method. The anti-viral material comprises a metal oxide powder and a hydroxide which enable the generation of a hydroxy radical that can inactivate a virus. An virus can be inactivated by the action of the hydroxy radical generated from the anti-viral material. | 12-30-2010 |
20110135563 | Filter Material for Generating Oxygen and/or Hydrogen From A Source - A filter material for generating oxygen and/or hydrogen gas from a source having a porous boron doped carbon film with diRuthenium/diRuthenium molecules in direct contact with the porous boron doped carbon film, a synthetic film having at least one zeolite crystalline body in direct contact with the nanocarbon tubules, or both in a continuous alternating arrangement. | 06-09-2011 |
20110142748 | PROCESS FOR THE PRODUCTION OF OXYGEN AT HIGH TEMPERATURE WITH MATERIALS OF THE MANGANESE OXIDES TYPE HAVING A LAMELLAR STRUCTURE - The present invention relates to a process for separating oxygen at high temperature by means of a material comprising at least one compound according to the formula A | 06-16-2011 |
20110212018 | Apparatus for confinement of the short-lived hydroxyradical OH associated with ozone reaction processes - The output of a flow restricting ozone generator assembly is connected through a conveying chamber to a low pressure port of a venturi nozzle which is inserted into the water circulating plumbing of a pool or spa. The conveying chamber then stores the water vapors from the water flow through the nozzle which are communicated to the ozone generator to promote the reaction products hydroxyradical OH that is then drawn through the port to mix with the circulating water flow. A spring biased valve at the inlet to the ozone generator is urged to close upon the instance when the flow through the nozzle ceases, terminating the low pressure at its throat and thereby fully confusing the reaction products from inadvertent escape. | 09-01-2011 |
20110300060 | OXYGEN PRODUCTION METHOD AND PLANT USING CHEMICAL LOOPING IN A FLUIDIZED BED - The invention relates to a method and to a plant for producing high-purity oxygen, said method comprising a chemical loop wherein circulates a fluidized bed material having the capacity to release gaseous oxygen through oxygen partial pressure lowering, at a temperature ranging between 400° C. and 700° C. The oxygen thus produced can be used in applications such as oxycombustion methods, production of syngas under pressure or FCC catalyst regeneration. | 12-08-2011 |
20120027666 | POLYOXOMETALATE WATER OXIDATION CATALYSTS AND METHODS OF USE THEREOF - Homogeneous water oxidation catalysts (WOCs) for the oxidation of water to produce hydrogen ions and oxygen, and methods of making and using thereof are described herein. In a preferred embodiment, the WOC is a polyoxometalate WOC which is hydrolytically stable, oxidatively stable, and thermally stable. The WOC oxidized waters in the presence of an oxidant. The oxidant can be generated photochemically, using light, such as sunlight, or electrochemically using a positively biased electrode. The hydrogen ions are subsequently reduced to form hydrogen gas, for example, using a hydrogen evolution catalyst (HEC). The hydrogen gas can be used as a fuel in combustion reactions and/or in hydrogen fuel cells. The catalysts described herein exhibit higher turn over numbers, faster turn over frequencies, and/or higher oxygen yields than prior art catalysts. | 02-02-2012 |
20120128576 | POWER PLANT HAVING A CHEMICAL REACTION CYCLE - The present invention relates to a method for reacting and producing oxygen and hydrogen simultaneously, characterized in that the method comprises the following steps: a) reacting carbon with oxygen to form carbon dioxide, b) reacting carbon dioxide with phosphorus to form phosphorus pentoxide, c) reacting phosphorus pentoxide with calcium oxide and forming calcium phosphate, and d) reacting calcium phosphate with hydrogen to form calcium oxide as slag and phosphorus as white phosphorus and water as mixed cleaved atomic oxygen and later as molecular oxygen (O2) and hydrogen (2H2) separated from each other, and all products return to the cycle. | 05-24-2012 |
20120148480 | MATERIAL SYSTEM COMPRISING ENDOPEROXIDE ADAPTING TO DECOMPOSITION, AND APPLICATIONS - The invention relates to the release of singlet oxygen by thermally activated decomposition of aromatic endoperoxide molecules in material systems [e.g. polymer (nano) particles or polymer films]. Due to the short lifespan and diffusion length of singlet oxygen, the technical problem is that the majority of the decomposition may only take place if the singlet oxygen molecules can reach the target region. For example, either the penetration of the polymer particles into the cancer cells to be killed, or the settlement of bacteria on an implant coated with the polymer film, must be accomplished. It is necessary to allow adaptation of the time progression of the decomposition for the application. The adaptation is performed by chemically and/or physically modifying the functional structures present in the material system, each made of the molecule forming the endoperoxide and at least one adjacent molecule or the cage formed by all adjacent molecules. Potential applications are conceivable, as indicated, in pharmacy and medicine, as well as in production technology. | 06-14-2012 |
20120308475 | Oxygen Storage and Generation Using an Oxygen Generating Liquid - Provided are methods and devices for storing and generating oxygen from a low temperature oxygen generating liquid. The oxygen storage method may use lithium chlorate plus water to store oxygen wherein all solids that may be present enter solution for delivery as a liquid to a reaction vessel. The oxygen production method may be a batch process with steps to heat the liquid, boil out the water, thermally decompose the lithium chlorate and then rinse out the remaining product. The apparatus for oxygen generation may use multiple reaction vessels operating sequentially to produce a continuous flow of oxygen with a rinse step in a separate area from the heat application area to remove end product solid. The device for oxygen storage includes a storage vessel and is configured to heat the oxygen generating liquid using waste heat present in the rinse liquid. | 12-06-2012 |
20120315215 | METHOD OF HYDROCARBONS AND HYDROGEN PRODUCTION FROM WATER AND CARBON DIOXIDE - The disclosure relates to energy and the production of cost-effective power sources as hydrocarbons and hydrogen, as well as an oxidizer, such as oxygen. In an embodiment, the method of hydrocarbons, hydrogen and oxygen production includes a number of stages, including water saturation with carbon dioxide to form a saturated carbonated water; passing of the carbonated water through the reactor, which contains a catalyst, with the formation of hydrocarbons, hydrogen and oxygen, that subsequently flow into a separator; separation of reaction products from the initial carbonated water in the separator by liquid and gaseous phase separation, while hydrocarbons are separated from the liquid and gaseous phases, and hydrogen and oxygen are additionally separated from the gaseous phase. | 12-13-2012 |
20120328505 | Nanostructured Transition Metal Oxides Useful for Water Oxidation Catalysis - The present invention provides for a composition comprising a nanostructured transition metal oxide capable of oxidizing two H | 12-27-2012 |
20130156682 | METHOD FOR PRODUCING ISOLATABLE OXIDE MICROPARTICLES OR HYDROXIDE MICROPARTICLES - A method for producing isolatable oxide microparticles or hydroxide microparticles using an apparatus that processes a fluid between processing surfaces of processing members that are arranged opposite each other so as to be able to approach to or separate from each other and such that at least one can rotate relative to the other. At least two fluids are mixed and oxide microparticles or hydroxide microparticles are separated, said two fluids including: a fluid containing a microparticle raw material solution comprising a microparticle raw material mixed into a solvent, and a fluid containing a microparticle-separation solution. Immediately thereafter, the following are mixed to obtain isolatable oxide microparticles or hydroxide microparticles: a fluid containing the separated oxide microparticles or hydroxide microparticles; and a fluid containing a microparticle-treatment-substance-containing solution that contains a microparticle-treatment substance that adjusts the dispersibility of the separated oxide microparticles or hydroxide microparticles. | 06-20-2013 |
20130209350 | OXYGEN ABSORBING AGENT AND METHOD FOR STORING THE SAME - There is provided an oxygen absorbing agent that can have a capability of absorbing oxygen in an atmosphere even when the atmosphere is free or substantially free from moisture. The oxygen absorbing agent comprises a metal, the metal having been obtained by subjecting an alloy comprising (A) at least one transition metal selected from the group consisting of manganese, iron, platinum, and copper group metals and (B) at least one metal selected from the group consisting of aluminum, zinc, tin, lead, magnesium, and silicon to treatment with an acidic or alkaline aqueous solution to elute and remove at least a part of the component (B). | 08-15-2013 |
20130251622 | ENHANCED OXYGEN GENERATION FROM MOLTEN SALT - Methods and systems are provided for producing oxygen through pressure and temperature swing absorption using molten salt under non-corrosive process conditions. The process relies on the ability of the molten salt mixture to selectively absorb oxygen from a gas mixture (e.g. from air) by means of an oxidation reaction under certain process conditions, and subsequently desorb the oxygen from the molten salt mixture by means of the reverse decomposition reaction to produce oxygen under other conditions. Unlike conventional methods, the process parameters may be optimized to obtain operating conditions substantially noncorrosive to conventional high-temperature alloys. Advantages of certain embodiments include reduced process corrosivity, lower cost, and lower energy demands. Optional features include energy economization with external processes and reduction of carbon dioxide footprint compared to currently available processes. | 09-26-2013 |
20130266504 | Methods and Materials for the Thermochemical Production of Hydrogen From Water - The present invention is directed to a method of thermochemical forming H | 10-10-2013 |
20130295002 | SELF-REGULATING GAS GENERATOR AND METHOD - A self-regulating gas generator that, in response to gas demand, supplies and automatically adjusts the amount of gas (e.g., hydrogen or oxygen) catalytically generated in a chemical supply chamber from an appropriate chemical supply, such as a chemical solution, gas dissolved in liquid, or mixture. In some embodiments, the gas generator may employ a piston, rotating rod, or other element(s) to expose the chemical supply to the catalyst in controlled amounts. In another embodiment, the self-regulating gas generator uses bang-bang control, with the element(s) exposing a catalyst, contained within the chemical supply chamber, to the chemical supply in ON and OFF states according to a self-adjusting duty cycle, thereby generating and outputting the gas in an orientation-independent manner. The gas generator may be used to provide gas for various gas consuming devices, such as a fuel cell, torch, or oxygen respiratory devices. | 11-07-2013 |
20140037536 | PRODUCTION OF CATALYTICALLY ACTIVE ACTIVATED CARBONS - The invention is directed to a method for preparing catalytically active activated carbon, to catalytically active activate carbon obtainable by the method, and to the use of the catalytically active activated carbon. The method of the invention method comprises the steps of: i) mixing charcoal with one or more organic nitrogen-containing compounds, said nitrogen-containing compounds comprising, next to a first nitrogen atom, at least two or more further heteroatoms selected from the group consisting of nitrogen and oxygen, wherein said further heteroatoms have a lone pair; ii) drying the mixture obtained in step i); iii) activating the dried mixture using steam, thereby producing catalytically active activated carbon. | 02-06-2014 |
20140050654 | CERIA-ZIRCONIA-MIXED OXIDE PARTICLES AND PROCESS FOR THEIR PRODUCTION BY PYROLYSIS - Described is a process for the production of mixed oxide particles. The process comprises providing a mixture comprising a solvent, one or more precursor compounds of ceria, one or more precursor compounds of zirconia, and one or more precursor compounds of one or more rare earth oxides other than ceria and/or one or more precursor compounds of yttria; forming an aerosol of the mixture; and pyrolyzing the aerosol of to obtain mixed oxide particles. The content of the rare earth oxides other than ceria and/or of yttria in the mixed oxide particles is comprised in the range of from 0.1 to 4.9 wt.-% based on the total weight of the rare earth oxides, yttria, and zirconia contained in the mixed oxide particles. Also describes are mixed oxide particles obtained from flame spray pyrolysis and to their use as an oxygen storage component, a catalyst, and/or as a catalyst support. | 02-20-2014 |
20140219911 | DIHYDROXYBIPYRIDINE COMPLEXES OF RUTHENIUM AND IRIDIUM FOR WATER OXIDATION AND HYDROGENATION - The present invention discloses a class of organometallic catalysts for both hydrogenation and water oxidation. The synthesis and the use of these catalysts for hydrogenation, hydrogen production and water oxidation reactions is also disclosed. | 08-07-2014 |
20150056129 | NEW METHODS AND MATERIALS FOR THE THERMOCHEMICAL PRODUCTION OF HYDROGEN FROM WATER - The present disclosure is directed to methods of catalytically reducing carbon dioxide, each method comprising: contacting a composition comprising a spinel-type transition iron oxide with an alkali metal carbonate, bicarbonate, or mixture thereof at a first temperature to form CO, and an alkali metal ion-transition metal oxide; hydrolytically extracting at least a portion of alkali metal ions from the alkali metal ion-transition metal oxide by the reaction with CO | 02-26-2015 |
20150086470 | ORTHO-PHOSPHATE COMPONENTS FOR USE IN SOLID CHEMICAL OXYGEN GENERATORS - The present invention relates to a composition for generating oxygen, comprising at least one oxygen source selected from chlorates and perchlorates, to an oxygen generator comprising such a composition, and a method for generating oxygen by decomposing such a composition. The present invention further relates to the use of transition metal ortho-phosphate compounds ortho-vanadate compounds and mixed ortho-phosphate-vanadate compounds as multifunctional components in the oxygen generating compositions. | 03-26-2015 |
20160060111 | Zeolite Components for Use in Solid Chemical Oxygen Generators - The present invention relates to a composition for generating oxygen, comprising at least one oxygen source selected from chlorates and perchlorates, to an oxygen generator comprising such a composition, and a method for generating oxygen by decomposing such a composition. The present invention further relates to the use of zeolite compounds as multifunctional components in the oxygen generating compositions. | 03-03-2016 |
20160096732 | METHOD OF PRODUCING HIGH PURITY OXYGEN - A highly cost-efficient method and process for producing oxygen from a gaseous mixture such as air results in substantial energy savings compared to conventional methods. The gaseous mixture is fed to a membrane absorber in which oxygen from the gas is absorbed, through a first membrane by an oxygen-absorbing liquid that possesses suitable absorption and desorption properties. The resulting oxygen-rich carrier liquid is fed to a membrane desorber in which oxygen from the liquid is desorbed through a second membrane, suitably with the aid of a vacuum. The oxygen product suitably has greater than 95% purity, or greater than 99% purity. | 04-07-2016 |
20160101981 | METHOD FOR MANUFACTURING GRAPHITE OXIDE AND APPARATUS THEREFOR - The present disclosure relates to a method for producing graphite oxide and an apparatus therefor. | 04-14-2016 |
20160115025 | Method and Apparatus for a Directly Electrically Heated Flow-Through Chemical Reactor - A system and method for facilitating a chemical reaction is provided. The system can have an electrically conductive member. The electrically conductive member is capable of holding a chemical mixture. The electrically conductive member is directly coupled to a power source and is heated when the power source is on. When a chemical mixture is within the electrically conductive member and the power source is on, the chemical mixture is heated such that a chemical reaction can occur. | 04-28-2016 |