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| Number | Title | Issue Date |
| 8186058 | Exhaust system component having insulated double wall An exhaust system component (18, 10) for use in an exhaust system of a motor vehicle. The exhaust system component comprises a double wall surrounding a space (9, 11; 21) through which exhaust gas may flow when the exhaust system component is in use in... | 05/29/2012 |
| 8161642 | Holding apparatus and method for manufacturing honeycomb structure A holding apparatus includes a first holding unit including at least two supporting rollers rotatable around rotation shafts which extend substantially parallel with each other; a second holding unit including at least one supporting roller rotatable around a rotati... | 04/24/2012 |
| 8146251 | Method of manufacturing catalytic converters A method of manufacturing a catalytic converter includes the steps of: a detecting step for detecting a pressing force at a time when a catalyst (11) is press-fitted into an outer cylindrical housing (13); a calculating step for calculating a diameter ... | 04/03/2012 |
| 8146252 | Process for manufacturing exhaust gas treatment device, e.g., exhaust gas catalytic converters and particle filters A process is provided for manufacturing an exhaust gas treatment device (1), which contains at least one exhaust gas treatment insert (2) in a tubular housing (4), especially for an exhaust system of an internal combustion engine. A circumferent... | 04/03/2012 |
| 8122602 | Sizing of mat material The present invention relates to a spinning apparatus for forming a workpiece. The spinning apparatus includes at least one spinner capable of deforming the workpiece. The apparatus allows for the forming of the workpiece in four different axes. The spinning apparat... | 02/28/2012 |
| 8122603 | Method of forming a catalyzed selective catalytic reduction (SCR) filter Provided is an emission treatment system and method for simultaneously remediating the nitrogen oxides (NOx), particulate matter, and gaseous hydrocarbons present in diesel engine exhaust streams. The emission treatment system has an oxidation catalyst upstream of a... | 02/28/2012 |
| 8091231 | Spinning method of a work piece in a non-circular cylindrical shape and apparatus for the same The present invention provides a spinning method of a work piece in a non-circular cylindrical shape capable of eliminating a swollen part, without causing any creases or depressions on the formed face, by performing spinning to the swollen part produced in a region... | 01/10/2012 |
| 8056228 | Electrodes with mechanically roughened surface for electrochemical applications The invention relates to a method for roughening the surface of a metal sheet used as electrode support in industrial electrochemical applications, and an electrode made by such method. Mechanical roughening is imparted by skin-passing the sheet between two rollers ... | 11/15/2011 |
| 7971357 | Exhaust gas treatment device and method for making the same A device for treatment of exhaust gases includes a housing, a fragile structure resiliently mounted within the housing, and a non-intumescent mounting mat disposed in a gap between the housing and the fragile structure. The mounting mat includes a plurality of inorg... | 07/05/2011 |
| 7950148 | Holding sealer and exhaust gas purifying device A holding sealer for an exhaust gas purifying device includes a sheet member including inorganic fibers and having a first surface and a second surface substantially facing each other and perpendicular to a direction of thickness of the sheet member. At least one of... | 05/31/2011 |
| 7921557 | Exhaust gas treatment device and method for making the same A device for treatment of exhaust gases includes a housing, a fragile structure resiliently mounted within the housing, and a non-intumescent mounting mat disposed in a gap between the housing and the fragile structure. The mounting mat includes a plurality of inorg... | 04/12/2011 |
| 7900353 | Method for combining axially heated heat pipes and heat-conducting base A method for combining axially heated heat pipes and a heat-conducting base includes the steps of preparing a heat-conducting base and a plurality of heat pipes, providing a plurality of penetrating holes on a surface of the heat-conducting base, inserting one end o... | 03/08/2011 |
| 7900352 | Method and apparatus for manufacturing a catalytic converter A method and apparatus for manufacturing a catalytic converter is described where the catalytic converter is comprised of an outer tube member having a monolith substrate internally compressed therein with a wrapped mat material surrounding the monolith substrate an... | 03/08/2011 |
| 7823285 | Method of selectively assembling multiple catalytic elements within a catalytic converter housing A method is provided for assembling a plurality of catalytic substrates and support materials within a catalytic converter housing using a uniform compression. Outer profiles of a plurality of catalytic substrates are determined. Weight factors of a plurality of the... | 11/02/2010 |
| 7774936 | Catalytic converter and associated method of assembly A catalytic converter comprises an outer tube, a pair of catalyzed substrates positioned in the outer tube, and a heat shield positioned in the outer tube between the catalyzed substrates. A method of assembling the catalytic converter is also disclosed. ... | 08/17/2010 |
| 7765697 | Process for producing a honeycomb body with a flange piece for a measurement sensor, and corresponding honeycomb body A process for producing a honeycomb body includes a) producing a tubular casing from sheet metal; b) introducing a hole, delimited by a rim, into the sheet metal; c) fitting a flange piece for a measurement sensor to the hole rim; d) introducing a honeycomb structur... | 08/03/2010 |
| 7761994 | Reactor with expandable structure providing improved heat transfer A method and a reactor made by a method for increasing heat transfer from a heat source outside a vessel to the fluid inside the vessel are characterized by expanding a structure within the vessel toward the inner vessel surface so as to decrease the spacing between... | 07/27/2010 |
| 7743500 | Method for manufacturing an exhaust gas treatment device A method for manufacturing an exhaust gas treatment device for an internal combustion engine comprises axially inserting an exhaust gas treatment cartridge into a casing, wherein the casing has an initial inside cross-section that is larger than an outside cross-sec... | 06/29/2010 |
| 7743501 | Fluid bearing assisted assembly of an exhaust treatment device Apparatus for inserting a substrate surrounded by a compressible mat into a compartment of a housing of an exhaust treatment device includes an insertion member having a bore shaped substantially identically to a shape of an opening to the housing compartment and a ... | 06/29/2010 |
| 7743499 | Reactor manufacturing method for a fuel cell processor A method to produce a catalytic bed is initiated by forming apertures in a predetermined pattern on a strip or segment of thin foil. A pattern of desired channels is formed into the apertured foil, for example, as a herringbone pattern. The patterned foil is heat tr... | 06/29/2010 |
| 7721438 | Assembling method using marked information and assembly assembled by said assembling method An assembling method for an assembly is provided: the assembly comprising a cell structure (1) housed and held in a metal vessel (5) via a compressible material having a cushioning property (7) by arranging it between outer periphery of the stru... | 05/25/2010 |
| 7685714 | Automotive exhaust component and process of manufacture A catalytic converter for an internal combustion engine exhaust system is manufactured by a multi-step swaging process carried out in a transfer press. The press has a plurality of swaging stations that include swaging die sets that provide a graduated series of swa... | 03/30/2010 |
| 7669327 | Methods of applying ozone-depleting catalysts to heat exchangers Methods of applying an ozone-depleting catalytic coating to a heat exchanging device for producing a durable surface with optimal ozone depletion characteristics are provided. An adhesively coated metallic substrate is exposed to a concentration of ozone-depleting c... | 03/02/2010 |
| 7647696 | Catalyst substrate having improved thermal durability A catalyst substrate comprises a substrate material having an inlet, an outlet, an opening therebetween to allow for the passage of exhaust gas therethrough, and further comprises a catalyst and a layer of zirconium phosphate. Catalyst substrates coated with zirconi... | 01/19/2010 |
| 7637011 | Method for producing a structured metal sheet for exhaust-gas treatment devices and apparatus for producing the structured metal sheet A process for producing a structure in a smooth sheet-metal strip includes multiple process steps. In a first step, a first section of a smooth sheet-metal strip is fed to a first tool and a second section of the sheet-metal strip is fed to a second tool in a direct... | 12/29/2009 |
| 7600316 | Heat exchanger and a method of manufacturing a heat exchanger A heat exchanger (10) comprises a first sheet (12), a second sheet (14) and an additional sheet (30). The first and second sheets (12, 14) are wound around an axis (X), each sheet (12, 14) has hot and cold edges at the hot a... | 10/13/2009 |
| 7587819 | Insert for a catalytic converter and method and apparatus for forming an insert for a catalytic converter A method of forming an insert for a catalytic converter includes wrapping a catalytic core with a fibrous packing, inserting the wrapped core into a mantle, and forming end portions of the mantle into converging tapered portions capable of retaining the wrapped core... | 09/15/2009 |
| 7574796 | Nonwoven composites and related products and methods A filtering catalytic substrate including a non-woven fibrous refractory body, a plurality of channels formed in the body, a washcoat layer at least partially coating the channels, and a catalyst material at least partially coating the washcoat. The body is substant... | 08/18/2009 |
| 7565743 | Method for insertion and removal of a catalytic reactor cartridge A reactor cartridge includes a plurality of spaced-apart monoliths, formed along a tube or other mandrel. Each monolith is formed of a pair of flat and corrugated metal strips, spirally wound around the tube. These strips could be made of solid or screen material. T... | 07/28/2009 |
| 7484297 | Method and apparatus for manufacturing a catalytic converter A method of manufacturing a catalytic converter is described where the catalytic converter is comprised of an outer tube member having a monolith substrate internally compressed therein with a wrapped mat material surrounding the monolith substrate and intermediate ... | 02/03/2009 |
| 7441334 | Exhaust system with spin-capture retention of aftertreatment element A spin-capture retention system engages and retains a thermally expanding mat, stabilizer and exhaust aftertreatment element in an exhaust system, and provides secure axial and radial location, and provides protective sealing of the mat. ... | 10/28/2008 |
| 7441333 | Assembly device of support mat for ceramic catalyst carrier An assembly device of a support mat for a ceramic catalyst carrier includes: a push-in device provided in a vertically movable tool base and capable of pushing a ceramic catalyst carrier together with a support mat into a recession of a shaping die; a first and a se... | 10/28/2008 |
| 7441332 | Method for restoring performance capabilities of exhaust gas treatment apparatus To provide a method for recovering performance of a discharge gas processing apparatus, the method being capable of recovering NOx removal performance of a deteriorated NOx removal catalyst without replacing the deteriorated NOx remo... | 10/28/2008 |
| 7431896 | Vacuum-insulated exhaust treatment devices, such as catalytic converters, with passive controls A thermally-activated exhaust treatment device, such as a catalytic converter, for vehicles includes a core having an inner housing and a catalytic material. A jacket includes an outer housing enclosing the inner housing, but characteristically not contacting the in... | 10/07/2008 |
| 7411785 | Heat-spreading devices for cooling computer systems and associated methods of use Cooling systems for use with computer systems are disclosed herein. In one embodiment, a computer system includes a first computer module spaced apart from a second computer module to define a space therebetween. The computer system further includes a cooling system... | 08/12/2008 |
| 7404253 | Process for manufacturing a catalytic converter and plant therefor A process is provided for manufacturing a catalytic converter formed from at least one monolith being held in a catalytic converter housing, especially a motor vehicle catalytic converter. A mounting mat (14) is placed on the outer circumferential surface ( | 07/29/2008 |
| 7404254 | Calibrated catalyst carrier body with corrugated casing and method for manufacturing the same A method for manufacturing a catalyst carrier body includes producing a honeycomb body having at least partially structured layers forming channels through which a fluid can flow. The honeycomb body has an external extent formed at least partially by ends of the lay... | 07/29/2008 |
| 7399728 | Catalyst formulation, exhaust system, and gas treatment device In one embodiment, a catalyst formulation includes a poison adsorbing material and a catalyst material. The poison adsorbing material comprises large particles having an average major diameter of greater than or equal to about 2.0 micrometers. The catalyst material ... | 07/15/2008 |
| 7383633 | Non-cylindrical catalytic-converter carrier element and tool, and method for manufacturing it A method for the production of a converter-carrier body having a metallic honeycomb body made of a plurality of metal layers, especially smooth layers and corrugated layers, the layers having layer ends, such that an outer shape of the honeycomb body is formed by th... | 06/10/2008 |
| 7377038 | Method for assembling a catalyic converter A substrate assembly is stuffed into a converter outer shell to form a catalytic converter having a desired gap bolt density (GBD) value. The substrate assembly is formed by wrapping and taping a mat around a catalytic substrate. A predetermined pressure is applied ... | 05/27/2008 |
