Class / Patent application number | Description | Number of patent applications / Date published |
423219000 | Molecular oxygen or ozone component | 42 |
20080219908 | Method For Cleaning Exhaust Gases Produced By A Sintering Process For Ores And/Or Other Metal-Containing Materials In Metal Production - The invention relates to a method for cleaning exhaust gases produced by an ore sintering process in metal production consisting in mixing ores, possibly associated with other metal-containing materials, with a solid fuel, in sintering said materials by simulataneously combusting said solid fuel and in carrying out a distillation process. In such a way that NO | 09-11-2008 |
20080247926 | CATALYTIC PEROXIDE OXYGEN GENERATOR-CONCENTRATOR - A method for generating concentrated oxygen at elevated pressure comprising the steps of (a) injecting a molecular oxygen precursor into a pressurized reaction vessel; (b) contacting the molecular oxygen precursor within a reaction vessel with a catalyst to cause the molecular oxygen precursor to decompose to liquid water and gaseous reaction products, the gaseous reaction products including a gaseous condensible moiety and a gaseous non-condensible moiety, the gaseous non-condensible moiety containing molecular oxygen the concentration of which is C | 10-09-2008 |
20080311015 | PROCESS AND DEVICE FOR SEPARATING HYDROGEN FROM GAS FLOWS BY A PRESSURE SWING ADSORPTION PROCESS - A process for separating hydrogen from a gas flow having an oxygen constituent and including predominantly hydrogen, nitrogen, oxygen, carbon dioxide, carbon monoxide, methane and/or other hydrocarbons, as well as a device for conducting the process, is disclosed. The gas flow undergoes a process to thermally convert oxygen prior to the pressure swing adsorption process. | 12-18-2008 |
20090004080 | Configurations and Methods for Sox Removal in Oxygen-Containing Gases - Sulfur oxides are removed from an oxygen-containing acid gas in configurations and methods in which oxygen is removed from the acid gas using reducing gases at relatively high temperature. The so treated acid gas is then fed to a direct reduction reactor in which the sulfur species are converted to elemental sulfur. Contemplated configurations are particularly effective and economically attractive as they are generally not limited by reaction equilibrium as present in a Claus reaction and do not require solvent and solvent-associated equipment. | 01-01-2009 |
20090041646 | Catalyst for Removing Oxygen and Method for Removing Oxygen Using the Same Catalyst - Provided is a catalyst for reducing and decomposing oxygen in gas, highly efficiently and stably in from a low temperature region to a relatively high temperature region, in the presence of a reducing substance, containing at least one kind of a metal oxide selected from the group consisting of Ti, Si, W, Mo, Zr and Fe, as a catalyst component A; and at least one kind of a metal selected from the group consisting of Pt, Pd, Rh, Ir, Ru, Ni and Co, and/or a metal oxide thereof, as a catalyst component B; in removing oxygen, presence of a reducing substance in gas is effective. | 02-12-2009 |
20090081093 | METHODS AND DEVICES FOR REDUCING HAZARDOUS AIR POLLUTANTS - The disclosure provides methods and systems for sequestering and/or reducing sulfur oxides, nitrogen oxides and/or carbon dioxide present in industrial effluent fluid streams. A solid particulate material comprising a slag component, a binder component (distinct from the slag component), and optionally water is formed and then contacted with the effluent fluid stream to reduce at least one of the sulfur oxides, nitrogen oxides, and/or carbon dioxide. The contacting of the effluent stream may occur in a packed bed reactor with the solid dry particulate material. Methods of reducing pollutants from exhaust generated by combustion sources, lime and/or cement kilns, iron and/or steel furnaces, and the like are provided. | 03-26-2009 |
20090098034 | Method of treating atmospheric pollutants - A method of reducing at least one atmospheric oxidising pollutant, such as ozone, with a reducing agent comprises contacting the reducing agent with the at least one atmospheric oxidising pollutant, wherein the reducing agent comprises a precious metal-free trap material, such as a zeolite, including at least one trapped atmospheric reducing pollutant, e.g. a hydrocarbon, whereby as the at least one atmospheric oxidising pollutant is reduced the at least one trapped atmospheric reducing pollutant is oxidised. | 04-16-2009 |
20090185968 | Application of a metallic anchor layer from a wire feed source to a metallic surface - The present invention is directed to a catalytic member, and a method of use for the treatment of pollutants in a gaseous stream. More specifically, the present invention is directed to a catalyst member comprising a substrate coated with a metallic anchor layer to enhance the adherence of a catalytic washcoat layer. | 07-23-2009 |
20090246105 | METHODS AND APPARATUS FOR CONSERVING ELECTRONIC DEVICE MANUFACTURING RESOURCES - A method for operating an electronic device manufacturing system is provided, including: introducing an inert gas into a process tool vacuum pump at a first flow rate while the process tool is operating in a process mode; and introducing the inert gas into the process tool vacuum pump at a second flow rate while the process tool is operating in a clean mode. Numerous other embodiments are provided. | 10-01-2009 |
20090274600 | PROCESS FOR GAS PURIFICATION - The present invention provides for a process for purifying carbon monoxide-containing gas streams that contain impurities such as hydrocarbons by using a cryogenic adsorption process. Preferably this process is a temperature swing adsorption process at cryogenic temperatures below −75° C. Alternatively, the carbon monoxide-containing gas streams may be purified using the cryogenic adsorption process with membrane separation units or vacuum swing adsorption units or cryogenic distillation. | 11-05-2009 |
20100021360 | USE OF OZONE CONVERSION IN AIRCRAFT AIR MANAGEMENT - A low-temperature ozone converter contains an ozone catalyst composition supported on a honeycomb structure in cabin conditioning and/or inerting fuel tanks. The ozone converter preferably contains an ozone cracking catalyst including active manganese oxide, carried on a fiber aggregate, preferably a ceramic fiber aggregate. A gas separation unit (OBIGGS) including such an ozone converter and a hollow fiber membrane, suitable for inerting the fuel tank of an aircraft are also disclosed. | 01-28-2010 |
20100028229 | OXYGEN REMOVAL - A process for reducing free oxygen in a gaseous hydrocarbon stream comprises the step of passing the gaseous hydrocarbon stream over a material comprising a metal selected from Ni, Co, Cu, Fe, Mn or Ag in a reduced state so that oxygen present in said stream reacts with the metal, wherein the metal in the reduced state is formed by,
| 02-04-2010 |
20100111792 | Atmospheric molecular respirator - An apparatus for removing contaminants from air, including nitrogen oxides, carbon monoxide, carbon dioxide, and sulphur dioxide. In one of the chambers of a multi-chambered enclosure, polluted inlet air is exposed to one or more first light sources emitting light at wavelengths less than or equal to 242.3 nm to cause dissociation of contaminant molecules, creating ozone plus remaining atoms. The remaining atoms are largely filtered by activated charcoal filters having an appropriate thickness which is sized to achieve suitable dwell times, and which also serves as an oxygen rich medium permitting the ozone generated to undergo atomic rearrangement, whereby ozone molecules (O | 05-06-2010 |
20100158775 | Catalyst Systems and Methods for Treating Aircraft Cabin Air - Air treatment catalyst systems and methods for treating the air in the aircraft cabin environment are provided. The catalyst system and method remove ozone, volatile organic compounds, NOx and other pollutants. The catalyst system used to treat the cabin air comprises a plurality of discrete substrates having an ozone abatement catalyst loaded thereon and arranged in a stacked configuration between a source of the air stream and the passenger cabin, the at least the first two substrates adjacent the source of the air stream comprise an iron-based alloy. | 06-24-2010 |
20110027156 | Systems and Methods for Removing Impurities From a Feed Fluid - Systems and methods for removing impurities from a feed fluid in a single vessel. A method generally includes, in single vessel, contacting a feed fluid passing through the vessel with a copper-based material for removing oxygen from the feed fluid; and contacting the feed fluid passing through the vessel with an adsorbent for removing at least one of water, carbon dioxide, and oxygenated hydrocarbons from the feed fluid. | 02-03-2011 |
20110076213 | Use of Impure Inert Gases in the Controlled Heating and Cooling of Mixed Conducting Metal Oxide Materials - Method for processing an article comprising mixed conducting metal oxide material. The method comprises contacting the article with an oxygen-containing gas and either reducing the temperature of the oxygen-containing gas during a cooling period or increasing the temperature of the oxygen-containing gas during a heating period; during the cooling period, reducing the oxygen activity in the oxygen-containing gas during at least a portion of the cooling period and increasing the rate at which the temperature of the oxygen-containing gas is reduced during at least a portion of the cooling period; and during the heating period, increasing the oxygen activity in the oxygen-containing gas during at least a portion of the heating period and decreasing the rate at which the temperature of the oxygen-containing gas is increased during at least a portion of the heating period. | 03-31-2011 |
20110135548 | CARBON DIOXIDE SEQUESTRATION MATERIALS AND PROCESSES - The disclosure provides methods and systems for sequestering and/or reducing carbon dioxide present in an industrial effluent fluid stream containing carbon dioxide. A scrubbing material comprising a first component, a second component (distinct from the first component), and preferably water, is contacted with the effluent fluid stream. The first component comprises a source of calcium oxide and a source of alkali metal ions. The second component comprises a slag having one or more reactive silicate compounds. Methods of reducing carbon dioxide from exhaust generated by combustion sources, lime and/or cement kilns, iron and/or steel furnaces, and the like are provided. Carbon dioxide emission abatement systems are also disclosed. Methods of recycling industrial byproducts are further provided. | 06-09-2011 |
20110158872 | Method and System for Adsorbing Pollutants and/or Contaminants - The present invention relates to a method and a multi-component system for adsorbing contaminants and/or pollutants from a contaminated hot fluid by using a turbulent air stream, to adiabatically cool the temperature of the fluid, in association with one or more adsorbents. The system of the present invention can also be coupled to a recovery and recycling unit to recover and recycle the contaminant and/or pollutant and the adsorbent material. | 06-30-2011 |
20110176980 | MEMBRANE WITH A STABLE NANOSIZED MICROSTRUCTURE AND METHOD FOR PRODUCING SAME - The present invention provides a membrane, comprising in this order a first catalyst layer, an electronically and ionically conducting layer having a nanosized microstructure, and a second catalyst layer, characterized in that the electronically and ionically conducting layer is formed from an electrolyte material, a grain growth inhibitor and/or grain boundary modifier, and a method for producing same. | 07-21-2011 |
20110189066 | ROBUST MIXED CONDUCTING MEMBRANE STRUCTURE - The present invention provides a membrane, comprising in said order a first electronically conducting layer, an ionically conducting layer, and a second electronically conducting layer, | 08-04-2011 |
20110256042 | FUEL SYSTEM AND METHOD - A fuel system includes a fuel tank, a vent tank fluidically connected to the fuel tank ullage, the vent tank having a duct open to the ambient atmosphere and the interior of the vent tank, and a catalyst disposed in the duct, wherein the catalyst is adapted to deplete one or more reactive components of gas flowing through the duct by catalytic reaction. Also, a method for depleting one or more reactive components of gas in the fuel system, includes depleting one or more reactive components of gas flowing through the duct using the catalyst. | 10-20-2011 |
20110293495 | COMPONENT HAVING A CATALYTIC SURFACE, METHOD FOR THE PRODUCTION THEREOF, AND USE OF SAID COMPONENT - A component part has a catalyst surface. This surface has metallic components and components of MnO | 12-01-2011 |
20120003132 | Process for catalytic deoxygenation of coal mine methane - Deoxygenation catalyst for coal mine methane, its preparation method and application in catalytic deoxygenation of coal mine methane in oxygen-containing environment. The catalyst comprises a first composition serving as the active content and a second composition serving as the additive. The first composition consists of one or more platinum group noble metals selecting from the group consisting of Pd, Pt, Ru, Rh and Ir. The second composition consists of one or more alkaline metals or alkaline earth metals selected from the group consisting of Na | 01-05-2012 |
20120070352 | HOUSEHOLD APPLIANCE HAVING AN OZONE GENERATOR AND AN OZONE ELIMINATING DEVICE, AND RELATED METHOD - A household appliance includes a container for receiving objects to be treated, an ozone generator having an intake air conduit, and an ozone eliminating device arranged in an exhaust air conduit. The exhaust air conduit is connected to the container and includes a fan for removing exhaust air from the container. The exhaust air conduit is connected to the intake air conduit of the ozone generator. | 03-22-2012 |
20120100055 | CHEMICAL LOOPING AIR SEPARATION UNIT AND METHODS OF USE - The disclosure provides for oxygen separation from air by utilizing an initial oxygen carrier which undergoes an endothermic reduction reaction to produce a carrier product and gaseous oxygen. The gaseous oxygen is withdrawn, and the carrier product is subsequently further reduced with a fuel in a combustion process, releasing heat and generating a oxygen acceptor. The oxygen acceptor is oxidized in an exothermic reaction. The method thus couples the exothermic oxidation reaction, the endothermic reduction reaction, and the chemical energy supplied by the fuel for a net heat release. In an embodiment, the initial oxygen carrier is CuO, the carrier product is Cu | 04-26-2012 |
20120121487 | ELECTRONIC SYSTEM WITH VENTILATION PATH THROUGH INLET-POSITIONED EHD AIR MOVER, OVER OZONE REDUCING SURFACES, AND OUT THROUGH OUTLET-POSITIONED HEAT EXCHANGER - An electronic system enclosure houses a plurality of electronic components together presenting one or more surfaces coated with ozone reducing material. An EHD air mover positioned remote from an outlet ventilation boundary of the enclosure motivates air flow through the enclosure along a flow path past the one or more surfaces coated with ozone destructive material over heat transfer surfaces and out through an outlet ventilation boundary of the enclosure. | 05-17-2012 |
20120121488 | CARBON DIOXIDE SEQUESTRATION MATERIALS AND PROCESSES - The disclosure provides methods and systems for sequestering and/or reducing carbon dioxide present in an industrial effluent fluid stream containing carbon dioxide. A scrubbing material comprising a first component, a second component (distinct from the first component), and preferably water, is contacted with the effluent fluid stream. The first component comprises a source of calcium oxide and a source of alkali metal ions. The second component comprises a slag having one or more reactive silicate compounds. Methods of reducing carbon dioxide from exhaust generated by combustion sources, lime and/or cement kilns, iron and/or steel furnaces, and the like are provided. Carbon dioxide emission abatement systems are also disclosed. Methods of recycling industrial byproducts are further provided. | 05-17-2012 |
20120134904 | Method for Deoxygenation of Smokes and Equipment for Implementing Same - The invention relates to a method for the deoxygenation in a chemical loop of smokes resulting from oxidation-combustion reactions, that comprises: a first step during which the smokes are stripped from their oxygen by trapping the same by the oxidation of an oxygen-carrier material, thus producing a main flow of smokes with a reduced oxygen content; and a second step for also producing smokes that can join the main smoke flow and during which the material oxidised during the first step is reduced and regenerated by reaction with the fuel in order to be used again during said step. The invention also relates to an apparatus for implementing said method. | 05-31-2012 |
20120171093 | COMPOSITIONS COMPRISING FUNCTIONALIZED CARBON-BASED NANOSTRUCTURES AND RELATED METHODS - The present invention generally relates to compositions comprising and methods for forming functionalized carbon-based nanostructures. | 07-05-2012 |
20120288428 | METHODS AND DEVICES FOR REDUCING HAZARDOUS AIR POLLUTANTS - The disclosure provides methods and systems for sequestering and/or reducing sulfur oxides, nitrogen oxides and/or carbon dioxide present in industrial effluent fluid streams. A solid particulate material comprising a slag component, a binder component (distinct from the slag component), and optionally water is formed and then contacted with the effluent fluid stream to reduce at least one of the sulfur oxides, nitrogen oxides, and/or carbon dioxide. The contacting of the effluent stream may occur in a packed bed reactor with the solid dry particulate material. Methods of reducing pollutants from exhaust generated by combustion sources, lime and/or cement kilns, iron and/or steel furnaces, and the like are provided. | 11-15-2012 |
20130022523 | NEXT GENERATION COMBINED HYDROCARBON/OZONE CONVERTER - A combined hydrocarbon/ozone converter includes a substrate, a metal oxide washcoat and a hydrocarbon converting catalyst, such as platinum. The metal oxide washcoat comprises an ozone reacting component, such as cobalt oxide, and a non-catalytic component, such as aluminum oxide. The weight ratio of the hydrocarbon converting catalyst to the ozone reacting component may be between about 1:5 and about 1:100. | 01-24-2013 |
20130058850 | METHOD AND DEVICE FOR REDUCING CONCENTRATIONS OF OZONE AND NITRIC ACID GENERATED IN COOLING AIR FLOWING THROUGH CIRCULATING AIRFLOW PATHS IN ROTARY ELECTRIC MACHINES - The present invention provides a method for reducing concentrations of ozone and nitric acid produced in cooling air flowing through a circulating airflow path of a rotary electric machine, the method including: disposing an ozone decomposition unit containing an ozone decomposition catalyst in the circulating airflow path; and allowing the cooling air to pass through the ozone decomposition unit so as to decompose ozone and to suppress production of nitric acid. According to the present invention, the method and device are capable of reducing the concentrations of ozone and nitric acid produced in the cooling air flowing through the circulating airflow path of the rotary electric machine for a long period of time while preventing pressure loss. | 03-07-2013 |
20130095014 | SYSTEM FOR THE TREATMENT AND PURIFICATION OF BIOGAS - A system and method for the purification of biogas, the system comprising: a gas compressor for increasing the pressure of the biogas for processing; a gas processor for removing any CO | 04-18-2013 |
20130108531 | Process For Natural Gas Purification | 05-02-2013 |
20130136678 | PLATE GETTER COMPOSITES - Plate-shaped composite getter materials for the sorption of gases containing two interpenetrating constituents, a reinforcing component of skeletal framework and a reactive matrix, which form a coherent monolithic structure, a method for producing such composites, and their application in vacuum technology or gas purification are described. A synthetic getter composite of the classical type in the form of a thin monolithic plate with two constituents, a reinforcing framework embedded in a reactive matrix, has been developed. Metallic gauze made of high-melting transitional metals or their alloys is used as a reinforcing constituent and a reactive metal or alloy with a high concentration of this metal is used as the reactive matrix. | 05-30-2013 |
20130156670 | Catalyst Systems And Methods For Treating Aircraft Cabin Air - Air treatment catalyst systems and methods for treating the air in the aircraft cabin environment are provided. The catalyst system and method remove ozone, volatile organic compounds, NOx and other pollutants. The catalyst system used to treat the cabin air comprises a plurality of discrete substrates having an ozone abatement catalyst loaded thereon and arranged in a stacked configuration between a source of the air stream and the passenger cabin, the at least the first two substrates adjacent the source of the air stream comprise an iron-based alloy. | 06-20-2013 |
20130209338 | INTEGRATED BIOGAS CLEANING SYSTEM TO REMOVE WATER, SILOXANES, SULFUR, OXYGEN, CHLORIDES AND VOLATILE ORGANIC COMPOUNDS - An integrated biogas cleaning system is provided to clean biogas from sources such as landfills and digesters for heat and power generation systems such as boilers, engines, turbines, or fuel cells. Siloxanes, chlorine, oxygen and sulfur are removed to parts per billion levels as well as removing the majority of water and some volatile organic compounds. The biogas system cools a biogas stream to partially remove contaminants, blends in a small concentration of hydrogen gas and then combusts the remaining oxygen to heat the biogas and leave sufficient hydrogen suitable for a downstream sequence of further contaminant conversion and removal in stages using a hydrodesulfurization bed and adsorbent media beds. Heat exchange arrangements provide efficient recycling of waste heat and compensation for varying levels of oxygen in the incoming biogas waste stream, suitable for use in a wide range of biogas generating sources. The resulting biogas fuel product is suitable for use in combustion generators, fuel cell systems, greenhouse boilers, or as feedstock for further upgrading to renewable natural gas. | 08-15-2013 |
20150098880 | SYSTEM AND METHOD FOR AIR TEMPERATURE CONTROL IN AN OXYGEN TRANSPORT MEMBRANE BASED REACTOR - A system and method for air temperature control in an oxygen transport membrane based reactor is provided. The system and method involves introducing a specific quantity of cooling air or trim air in between stages in a multistage oxygen transport membrane based reactor or furnace to maintain generally consistent surface temperatures of the oxygen transport membrane elements and associated reactors. The associated reactors may include reforming reactors, boilers or process gas heaters. | 04-09-2015 |
20150118135 | CATALYST COATINGS FOR POLLUTION CONTROL - Disclosed in certain implementations is a catalysis composition that includes a metal catalyst and a support material impregnated with the metal catalyst. | 04-30-2015 |
20160038931 | COMPOSITIONS AND METHODS FOR REDUCING ATMOSPHERIC OZONE LEVELS - Disclosed herein are ozone reactive polymers comprising a structural repeat unit represented by the following formula XLI: | 02-11-2016 |
20160045860 | VACUUM PUMPING AND ABATEMENT SYSTEM - The present invention relates to a vacuum pumping and abatement system for evacuating processing gas from a process chamber and removing noxious substances from the processing gas. The present invention also relates to a method of purging a vacuum pumping arrangement. The present invention seeks to reduce the cost of ownership and operation and carbon footprint of such systems, by providing a vacuum pumping and abatement system for evacuating processing gas from a process chamber and removing noxious substances from the processing gas, comprising a vacuum pumping arrangement for evacuating processing gas from a process chamber; a source of compressed air for purging the vacuum pumping arrangement during evacuation; and a burner for receiving processing gas and compressed air from the vacuum pumping arrangement and removing noxious substances therefrom by burning the processing gas in oxygen wherein at least some of the oxygen that supports combustion is derived from the compressed air. | 02-18-2016 |
20190143270 | BASE METAL CATALYST FOR TREATMENT OF OZONE AND VOLATILE ORGANIC COMPOUNDS PRESENT IN AIR SUPPLY | 05-16-2019 |