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| Number | Title | Issue Date |
| 8038957 | Electric catalytic oxidizer A containment vessel having a spiral plate heat exchanger, a central catalyst chamber packed with particulate catalyst, a central heater, a plenum providing conductive flow access for a hydrocarbon-air mixture to and from the containment vessel interior, and essenti... | 10/18/2011 |
| 7906079 | Stackable structural reactor A reactor including a monolith having a plurality of fins in an annular arrangement for receiving fluid flow through the reactor. The monolith is disposed within a generally cylindrical outer tube, and around a corrugated inner tube. The reactor includes a device fo... | 03/15/2011 |
| 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 |
| 7402292 | Device and methods of ammonia generation for NOx abatement One embodiment of a method of operating a NOx abatement system comprises: introducing an exhaust stream to an ammonia generator in a normal flow direction, adsorbing NOx from the exhaust stream in the ammonia generator, diverting the exhaust stream around the ammoni... | 07/22/2008 |
| 7338642 | Exhaust gas purification device for engine A main particulate filter having a relatively large volume is arranged in an exhaust passage of an engine, and an auxiliary particulate filter having a relatively small volume is arranged in the exhaust passage upstream of the main particulate filter. The main and a... | 03/04/2008 |
| 7326265 | Method for cleaning the upstream surface of a particulate filter The invention concerns a method for cleaning the upstream surface (14) of a particulate filter (10) of a heat engine exhaust line, the filter (20) being arranged in a casing (12) having an outlet (22) for exhaust gases. The method ... | 02/05/2008 |
| 7320778 | High-performance catalyst support A catalyst support is formed of a monolith having corrugated metal leaves. The corrugations of each leaf are oblique relative to the edges of the leaf. Each leaf extends from an interior region to an exterior region, and has corrugations that are non-parallel to the... | 01/22/2008 |
| 7303730 | Waste gas treating device having flow regulator An apparatus having a baffle device and used for treating an exhaust gas, the apparatus comprising: (a) an inlet duct through which the exhaust gas is flowed in, (b) a bend portion, and (c) a catal... | 12/04/2007 |
| 7300641 | Method and device for capturing ruthenium present in a gaseous effluent The present invention relates to a method and a device for trapping ruthenium present in a gaseous effluent. The trapping method of the present invention comprises the use of an aqueous solution or slurry of an alkylene glycol polymer or an alkylene glycol copolymer... | 11/27/2007 |
| 7282185 | Emission control apparatus Apparatus for controlling emissions from an internal combustion engine including an enclosed housing one end of which is provided with an inlet and the other end an outlet. A coaxial tubular member extends from the inlet into the housing. A catalytic cell surrounds ... | 10/16/2007 |
| 7276211 | Process for producing a one-piece, structured metal foil having a hole, metal foil and honeycomb body A process for producing a one-piece, structured metal sheet having an interior with a hole, provides a predetermined, curved outer contour and inner contour that delimits the hole. A smooth, shaped blank is produced, having an outer edge substantially concentrically... | 10/02/2007 |
| 7267697 | Fuel reforming inlet device, system and process A fuel reforming system includes an inlet device for a reactor having a housing defining a frustoconical interior region having an inlet opening and an outlet opening. A tube mixer having a helical divider may be optionally employed to transfer fluid into the inlet ... | 09/11/2007 |
| 7258842 | Catalyst assembly with a fixed catalyst carrier body A catalyst assembly includes a housing having at least first and second recesses with side surfaces, and a catalyst carrier body fixed in said housing. The catalyst carrier body has a casing tube and a honeycomb body through which an exhaust gas can flow. The casing... | 08/21/2007 |
| 7258843 | Assembly having a honeycomb body and a shortened, slit, inner casing tube An assembly includes a honeycomb body secured by an inner casing tube in a housing, in particular a housing of an exhaust system of an internal combustion engine. The inner casing tube has an overall length which is bounded axially by two edges and is substantially ... | 08/21/2007 |
| 7252809 | Radial-flow and segmented honeycomb body A honeycomb body for the chemical conversion of at least one component of a gas stream, in particular an exhaust-gas stream from an internal combustion engine, includes an inflow passage having an axis, and sheet-metal layers. At least some of the sheet-metal layers... | 08/07/2007 |
| 7195742 | Preferential oxidation reactor and process An apparatus for preferential oxidation of carbon monoxide in a reformate flow includes a reactor defining a flow path for a reformate flow; at least one catalyst bed disposed along the flow path; and a distributor for distributing oxygen from an oxygen source to th... | 03/27/2007 |
| 7182989 | Flooring system and method A flooring system for use in a residential environment. The flooring system includes a subfloor adapted to support the mass of a user and modular surface covering elements for disposition in edge to edge covering arrangement across at least a portion of the subfloor... | 02/27/2007 |
| 7153334 | Fuel reforming system and method of operation Carbonaceous material is removed from a catalyst within an autothermal reformer by introducing an isolated oxidant stream into the autothermal reformer prior to introduction of hydrocarbon fuel into the reformer. A hydrocarbon stream is introduced into the autotherm... | 12/26/2006 |
| 7125529 | Apparatus and process for reacting over two catalyst beds Disclosed is a process for reacting feed in and an apparatus comprising a radial flow reactor including a first catalyst bed disposed between an outer wall and a centerpipe of the vessel and a second catalyst bed disposed within a centerpipe. Also disclosed is a met... | 10/24/2006 |
| 7087205 | Method for carrying out chemical reactions in pseudo-isothermal conditions Method for carrying out in continuous, under so-called pseudo-isothermal conditions and in a predetermined reaction environment, such as a catalytic bed, a selected chemical reaction, comprising the steps of providing in the reaction environment at least one heat ex... | 08/08/2006 |
| 7056480 | Fuel reforming system A fuel reforming system comprises a reforming catalyst section (4) performing reformate reactions on supplied fuel gas, a membrane hydrogen separator (5) extracting hydrogen from the reformate gas, a supply device (8–14) supplying combustion g... | 06/06/2006 |
| 7041359 | Honeycomb structure and assembly thereof There is disclosed a honeycomb structure (1) comprising: a plurality of honeycomb segments (2a, 2b), bonded into one piece, having a large number of cells (6) separated from one another by cell walls (10) and extendin... | 05/09/2006 |
| 6948928 | Catalytic combustor for a gas turbine A catalytic combustor for a gas turbine includes a stack of metal strips, each strip having an inlet end and an outlet end. The inlet ends of both sides of the strip are uncoated, to limit the temperature and maintain rigidity of the strip at the inlet end. In one e... | 09/27/2005 |
| 6946412 | Flame-resistant, high visibility, anti-static fabric and apparel formed therefrom A fabric for use in safety apparel comprising a first set of yarns comprising modacrylic fibers, and a second set of yarns comprising anti-static fibers. The fabric meets the Federal Test Method Standard 191A, Method 5931 for electrostatic decay, and the Electrostat... | 09/20/2005 |
| 6923941 | Filter assembly for an exhaust gas purification system A filter assembly for an exhaust gas purification system of an internal combustion engine. The filter assembly, has porous filter plate elements, connected with each other on their outer as well as on their inner peripheries, forming in pairs as filter pockets. Cata... | 08/02/2005 |
| 6837335 | Replaceable catalyst for exhaust system A new and improved exhaust system as described herein, wherein the catalytic cartridge is selectively replaceable. The catalytic cartridge, which contains the catalyst, is located within the baffle tube. The baffle tube is easily inserted and removed from the housin... | 01/04/2005 |
| 6835356 | Ozone purifying apparatus for vehicle An ozone purifying apparatus for a vehicle having a radiator. Ozone purifying catalysts are spread on the surface of the radiator. The amount of adhered matter adhering to the ozone purifying catalysts is estimated and the operating state of the ozone purifying cata... | 12/28/2004 |
| 6830736 | Apparatus for carrying out a heterogeneously catalyzed reaction For carrying out a heterogeneously catalyzed reaction, such as the generation of hydrogen from hydrocarbons or alcohol, a reaction mixture comprising a hydrocarbon and water is supplied to a catalyst, which is produced by pressing at least one catalyst powder into a... | 12/14/2004 |
| 6824743 | Space efficient exhaust aftertreatment filter An exhaust aftertreatment filter (20) includes a housing (22) extending axially along an axis (28) between distally opposite first and second ends (30 and 32), a first port (34) at the first end of the housing, a second port... | 11/30/2004 |
| 6808688 | Particulate trap for diesel engine A particulate trap that burns and removes particulate matters (particles, consisting mainly of carbon particles, contained in the exhaust gas of a diesel engine of a car) trapped by a filter without using a specifically provided heat source such as a burner or an el... | 10/26/2004 |
| 6746650 | Compact, light weight methanol fuel gas autothermal reformer assembly A fuel gas-steam reformer assembly, preferably an autothermal reformer assembly, for use in a fuel cell power plant, includes a catalyst bed which is formed from a cylindrical monolithic open cell foam body. The foam body is preferably formed from a high temperature... | 06/08/2004 |
| 6729354 | Double-pipe-structure hollow member, method of manufacturing double-pipe-structure hollow member, and fluid treating system employing double-pipe-structure hollow member A catalyst container of a catalytic converter is of a double-pipe structure wherein an outer periphery of an inner pipe and an inner periphery of an outer pipe are fittingly superposed on each other. The catalyst container has a catalyst installing portion, tapered ... | 05/04/2004 |
| 6730273 | Catalytic converter unit with dirt pre-filter A catalytic converter unit for pre-filtering dirt particles from a gas discharge containing an ozone-laden gas discharge from electrographic copy machines, in advance of the passage of the gas discharge through a gas-neutralizing catalyst bed, to exclude the passage... | 05/04/2004 |
| 6699440 | Device for purifying a mercury-containing flue gas Device for purifying a mercury-containing flue gas, at least comprising dust removing means for removing dust from a flue gas, and a quantity of a regenerable amalgamable material for removing mercury from a flue gas, which device is adapted for removal t... | 03/02/2004 |
| 6663839 | Radial flow gas phase reactor and method for reducing the nitrogen oxide content of a gas A radial flow gas phase reactor for the selective catalytic reduction of nitrogen oxide in a gas stream includes a shell enclosing an interior space in which is located at least one catalyst bed containing a catalyst for the selective conversion of NO | 12/16/2003 |
| 6632406 | Device for removing pollution from exhaust gases The device for removing pollution from the exhaust gases of an internal combustion engine includes an exhaust box (12) containing, in series, a catalytic purification unit (18) and a particle filter (20). The exhaust box (12) includes means (36; 60) provi... | 10/14/2003 |
| 6613295 | Carrier supporting mat for exhaust converter A carrier supporting mat for exhaust converter for supporting a catalyst carrier is structured in having heat insulating mat members on an inner side as to direct contact with the catalyst carrier, an expansible mat member including a vermiculite on an ou... | 09/02/2003 |
| 6610259 | High efficiency catalytic carbon monoxide conversion process A process for high-efficiency catalytic conversion of carbon monoxide (CO) to carbon dioxide (CO2) of the type comprising the steps of feeding at predetermined speed a gaseous flow comprising carbon monoxide to a reaction space (3) and reacting... | 08/26/2003 |
| 6455009 | System for removing NOx from exhaust gases An NOx removal system has a combustion apparatus for applying energy to a load based on a predetermined combustion control process, an NOx remover for reacting NOx emitted from the combustion apparatus with NH3 to produce N2 and H | 09/24/2002 |
| 6413488 | Post conversion of a gas containing hydrogen sulphide, the elimination of sulphur crystallized by cooling A process and an apparatus are described for treatment of a gas containing hydrogen sulphide and sulphur dioxide, for example a Claus plant tail gas, in which the gas is brought into contact with an organic solvent (1) e.g. polyethylene glycol 400, contai... | 07/02/2002 |
