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| Number | Title | Issue Date |
| 8147762 | Particle separator, especially a particle filter, for the separation of particles from the exhaust gas stream of an internal combustion engine A particle separator for the separation of particles from the exhaust gas stream of an internal combustion engine. The particle separator includes different heat transfer zones arranged at least in the main flow direction of an exhaust gas stream through the particl... | 04/03/2012 |
| 8057747 | Heat exchange system The invention provides a method and apparatus for integrating the heat transfer zones of plate fin and tube and finned tube exchangers and a catalytic mass transfer zone. The invention also provides a method for in situ regeneration of existing coated surface and au... | 11/15/2011 |
| 8003057 | Method and apparatus for controlling acid gas emissions from cement plants A method and apparatus for controlling emissions of acid forming gases such as sulfur dioxide from cement plants is disclosed. Gaseous effluent from the cement plant pyroprocessing chamber is routed to the plant's raw mill to heat and dry the feed meal used in cemen... | 08/23/2011 |
| 7993596 | Denox boiler in engine cogeneration plant A gas temperature control apparatus for a DeNOx boiler in an engine cogeneration plant is installed to maintain a reaction temperature of denitrification catalyst used to remove nitrogen oxide generated from an internal combustion engine in the engine cogeneration p... | 08/09/2011 |
| 7829034 | Catalytic air purification system The instant invention provides for a gas purification system in which a reaction chamber combines with catalysts and heating to oxidize and reduce the compounds contained in a gas stream to oxygen and other non-deleterious components. By use of this system closed lo... | 11/09/2010 |
| 7790120 | Apparatus and method for controlled decomposition oxidation of gaseous pollutants An apparatus is provided for treating pollutants in a gaseous stream. The apparatus comprises tubular inlets for mixing a gas stream with other oxidative and inert gases for mixture and flame production within a reaction chamber. The reaction chamber is heated by he... | 09/07/2010 |
| 7736601 | Apparatus for catalytic cleaning of waste gases The present invention relates to an apparatus for catalytic cleaning, particularly de-nitrification, of waste gases, said apparatus comprising a heat exchanger (12) for exchanging heat between the already cleaned gas and the raw gas to be cleaned, a heating c... | 06/15/2010 |
| 7666365 | Perfluoride processing apparatus A plurality of etchers such as poly-etchers 3 or the like are installed within a clean room 2. A duct 7 that is connected to all the etchers is connected to a PFC decomposition device 9, which is installed outside of the clean room 2 | 02/23/2010 |
| 7601307 | Hazardous gas abatement system using electrical heater and water scrubber A hazardous gas abatement system decontaminates an exit gas stream containing global warming or contaminant gases using an electrical heater compartment and a water scrubber or dry chemicals in a tank. One or more top flow hazardous gas inlets introduce hazardous ga... | 10/13/2009 |
| 7569194 | Waste heat energy recovery method and system The current invention provides methods and apparatus for integrating a high temperature waste heat recovery system with a chemical or refining process which requires heat energy at a temperature less than the operational temperature of the waste heat recovery system... | 08/04/2009 |
| 7566423 | Air purification system employing particle burning An air purification system includes a reverse flow heat exchanger, a combustion chamber and a means for heating particles configured to cause particles in air to combust in the chamber. The reverse flow heat exchanger transfers excess heat from the purified air to t... | 07/28/2009 |
| 7534399 | Hazardous gas abatement system using electrical heater and water scrubber A hazardous gas abatement system decontaminates an exit gas stream containing global warming gases using an electrical heater and a water scrubber. One or more top flow hazardous gas inlets introduce hazardous gases into a heater compartment. Air or oxygen is introd... | 05/19/2009 |
| 7517501 | Exhaust system for internal combustion engines The invention relates to an exhaust system for internal combustion engines, especially for use in motor vehicles, comprising an exhaust gas purifying device and a temperature control device disposed in the exhaust path between the internal combustion engine and the ... | 04/14/2009 |
| 7507381 | Exhaust gas treating apparatus An exhaust gas processing device includes an air preheater for preheating air for combustion in a combustion device by using an exhaust gas emitted from the combustion device; a gas-gas heater heat recovery device composed of a heat transfer tube for recovering the ... | 03/24/2009 |
| 7473403 | Device for treatment of a gas flow Device for treatment of a gas flow including at least one body (3), at least one first opening (4, 4′) for entrance of an incoming gas flow to the body (3) and at least one second opening (5, 5′) for the exit of an outgoing gas flow f... | 01/06/2009 |
| 7442346 | Device for the purification of exhaust gas As a device for the purification of exhaust gas, a three-way catalyst A purifying hydrocarbon, carbon monoxide and nitrogen oxide in the vicinity of theoretical air-fuel ratio is disposed at an upstream side of the exhaust gas and an adsorption catalyst B provided w... | 10/28/2008 |
| 7438876 | Multi-stage heat absorbing reactor and process for SCR of NOx and for oxidation of elemental mercury A selective catalytic reduction apparatus has at least first and last catalyst layers in series for reducing nitrogen oxides in a flue gas, at least one interstage heat exchanger located after the first layer and before the last layer, that lowers flue gas temperatu... | 10/21/2008 |
| 7416713 | Deozonating device with integrated heat exchanger The invention is concerned with a device of destroying ozone in gases by employing a recuperative plate heat exchanger (1) and an integrated electrical heating element (19, 21). The recuperative plate heat exchanger (1) is equipped with at least... | 08/26/2008 |
| 7404938 | Emission control system Methods and apparatus utilizing hydrogen peroxide are useful to reduce NOx, SOx and mercury (or other heavy metal) emissions from combustion flue gas streams. Continuous concentration of hydrogen peroxide to levels approaching or exceeding propellant-grade hydrogen ... | 07/29/2008 |
| 7399451 | Pollution control Device for pollution control where a polluted stream of air or gas is purified from both oxidisable material and nitrogen oxides simultaneously by a combination of regenerative high temperature treatment and catalytic treatment. ... | 07/15/2008 |
| 7378061 | Inner cone for converter assembly A concentric, offset, or obliquely formed spun converter assembly includes an outer shell defining an internal cavity that receives a catalyst substrate. Inner cones are positioned within the internal cavity at each end of the outer shell. Each inner cone has a tape... | 05/27/2008 |
| 7370641 | Monolith retainer The invention relates to a monolith retainer for a fuel canister. The retainer has a head portion for retaining a monolith within a chamber of the fuel canister and a plurality of resiliently biased leg members, which extend from the head portion along a length of t... | 05/13/2008 |
| 7368409 | Regeneration method of heterogeneous catalysts and adsorbents A process for regenerating a palladium catalyst from a catalytic reaction where the catalyst is contaminated with at least carbon. The regenerating is conducted prior to any heating step under oxidizing conditions in the regenerating section. The regenerating involv... | 05/06/2008 |
| 7369035 | Motorcycle electronic key system In an electronic key system for a motorcycle including the control unit mounted on a specific vehicle and a mobile transmitter-receiver carried by a user, the specific vehicle includeing an openable and closable seat on which the user sits, and is provided with a st... | 05/06/2008 |
| 7338644 | Fuel processor A compact fuel processor for converting a hydro-carbonaceous fuel into hydrogen and carbon dioxide having in series a hydrocarbon conversion zone for converting the hydro-carbonaceous fuel into a product gas of carbon monoxide and hydrogen, a water-gas shift reactio... | 03/04/2008 |
| 7334334 | Automotive exhaust component and method of manufacture A catalytic converter for an internal combustion engine exhaust system comprises a single-piece, seamless metal housing having tubulated gas inlet and outlet ports and a tubulated intermediate section with a catalytic element therein. The intermediate section is con... | 02/26/2008 |
| 7331705 | Static device and method of making A static device and method of making is disclosed for mixing matter flowing therethrough. The invention comprises a tube having a polygonic cross section defining a plurality of corners. The tube is spirally twisted with the plurality of corners forming a plurality ... | 02/19/2008 |
| 7332139 | Process and device for carrying out reactions in reactor with slot-shaped reaction spaces Reactions between at least two fluid reactants are performed in a reactor comprising wall elements (1), slot-shaped reaction spaces (3) and cavities (5) for conducting a fluid heat-carrier through. Depending on the process and throughput, a modu... | 02/19/2008 |
| 7332140 | Air sterilization system An improved air sterilization system has unobstructed air passageways from a chamber substantially enclosing a volume of air to the air sterilization assembly unit in which the air sterilization assembly unit has heating elements located within air passageways in th... | 02/19/2008 |
| 7329308 | Air handling and chemical filtration system and method The present invention relates to systems and methods for controlling humidity and temperature in gases or air streams used in semiconductor processing systems. These systems and methods can be used in combination with systems and methods for contaminant detection an... | 02/12/2008 |
| 7325562 | Heated seal air for valve and regenerative thermal oxidizer containing same Valve with heated sealing gas suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. In a preferred embodiment, the valve util... | 02/05/2008 |
| 7326333 | Apparatus and process for extracting sulfur compounds from a hydrocarbon stream Described is an apparatus and process for extracting sulfur compounds from a hydrocarbon stream. A prewash section for converting hydrogen sulfide to sodium sulfide by reaction with an alkali such as caustic communicates with an extractor section disposed directly a... | 02/05/2008 |
| 7323145 | Automotive exhaust component and method of manufacture “Noxious substances in the exhaust, including CO, NOx, and incompletely combusted hydrocarbons are converted to more benign substances through the action of the catalytic element, which is preferably a frangible ceramic honeycomb structure having a plurality of in... | 01/29/2008 |
| 7309379 | Moving bed adsorber/desorber and low flow (high yield) desorber devices and their methods of use Moving bed adsorber and desorber apparatus and methods, wherein adsorbent material (e.g., beads of resin) moves over a series of vane members and a fluid flow passes between the vane members and through the flowing bed of adsorbent. An adsorbent depth regulator is p... | 12/18/2007 |
| 7294315 | Method and apparatus for disposing of fluorine-containing compound by decomposition Fluorine compounds such as C2F6, CF4, CHF3, SF6 and NF3, are made in contact with a fluorine compound decomposition catalyst and a catalyst the decomposition oft least one of CO, SO2F2... | 11/13/2007 |
| 7288231 | Chemical reactor and method for gas phase reactant catalytic reactions The present invention provides chemical reactors and reaction chambers and methods for conducting catalytic chemical reactions having gas phase reactants. In preferred embodiments, these reaction chambers and methods include at least one porous catalyst material tha... | 10/30/2007 |
| 7285250 | Apparatus for treating perfluorocompound gas In order to prevent exhaust pipe for exhausting perfluorocompound (PFC) decomposition gas after washing from corrosion, a mist separating apparatus is provided at a rear stage of the washing tower for washing the PFC decomposition gas. The corrosion of the exhaust p... | 10/23/2007 |
| 7281606 | Exhaust sound and emission control systems The exhaust sound and emission control systems comprise a series of embodiments of devices for reducing sound and noxious emissions from an automotive exhaust. The system may have an exhaust resonator having one or more catalytic converter elements in combination th... | 10/16/2007 |
| 7275366 | High thermal efficiency Selective Catalytic Reduction (SCR) system An emissions control system utilizes otherwise wasted heat to efficiently reduce emissions in a main exhaust flow. Heat stored in exhaust from an auxiliary generator (i.e., auxiliary exhaust) may be used to convert urea to ammonia used by a Selective Catalytic Reduc... | 10/02/2007 |
| 7276212 | Exhaust articles for internal combustion engines Provided is a base metal undercoat containing catalyst and an exhaust article containing the catalyst. The catalyst contains a base metal undercoat with an oxygen storage component, and at least one catalytic layer. Also provided are methods for preparing the cataly... | 10/02/2007 |
