Class 422/177 - Including solid, extended surface, fluid contact reaction means; e.g., inert Raschig rings, particulate absorbent, particulate or monolithic catalyst, etc.

Subclass of Class 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
Definition: Apparatus including solid extended surface, fluid contact
No. of patents: 1355
Last issue date: 05/29/2012

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Number	Title	Issue Date
8187548	Catalyst-supported particulate filter A catalyst layer formed on the walls of exhaust gas channels in a particulate filter contains a catalyst material containing at least two kinds of primary particles selected from the group consisting of primary particles of activated alumina, primary particles of a ...	05/29/2012
8182750	Carbon monoxide treatment apparatus for fuel cell A carbon monoxide treatment apparatus according to an exemplary embodiment of the present invention includes: a reactor body; a partitioning plate located inside the reactor body for partitioning an internal space of the reactor body into a first section and a secon...	05/22/2012
8173074	Apparatus for reducing dibenzodioxin emissions and dibenzofuran emissions from transition metal-containing catalyzers A device for reducing the emission of polychlorinated dibenzodioxins (PCDD) and polychlorinated dibenzofurans (PCDF) from transition metal-containing catalyzers for selective catalytic reduction of nitric oxides in the exhaust gas of an internal combustion engine by...	05/08/2012
8168125	Diesel oxidation catalyst and exhaust system provided with the same A diesel oxidation catalyst mounted on an exhaust pipe that exhausts an exhaust gas generated in an engine to the exterior may include a first portion having a hydrocarbon trap (HC trap) coated thereon, the HC trap absorbing or releasing a hydrocarbon (HC) depending...	05/01/2012
8168124	Exhaust gas treatment device and method An exhaust gas treatment device for an exhaust system of an internal combustion engine includes a housing that is adapted to be tied into the exhaust system and at least one exhaust gas purification insert arranged in the housing. The exhaust gas purification insert...	05/01/2012
8153072	Hydrolysis catalyst with larger duct cross-sections in the peripheral portion than in the central portion, and method for hydrolysis of a uric substance A hydrolysis catalyst forming part of an exhaust system for a combustion engine for catalytically converting a uric substance to ammonia which can be used in a downstream SCR catalyst. The hydrolysis catalyst includes an active catalyst element with a central portio...	04/10/2012
8137636	Soot oxidation catalyst and method of making A catalyst composition for facilitating the oxidation of soot from diesel engine exhaust is provided. The catalyst composition includes a catalytic metal selected from Pt, Pd, Pt—Pd, Ag, or combinations thereof, an active metal oxide component containing Cu and La...	03/20/2012
8137635	Exhaust gas purification device for internal combustion engine An exhaust gas purification device for an internal combustion engine, provided in an exhaust passage of the internal combustion engine, includes: a filter-shape carrier adapted to trap particulate matter in exhaust gas; and an oxidation catalyst supported on the fil...	03/20/2012
8137634	Fission reactor for a Claus plant The invention relates to a fission reactor (1) for a Claus plant, comprising a fireproof lined boiler (9), which contains a combustion chamber (2) with an influx opening for a mixture of fuel gas, air and acid gas containing H2S, a ca...	03/20/2012
8128881	Exhaust-gas converting apparatus A storage catalyst 3 is constituted of a supporter substrate 30, which is formed of at least one member being selected from the group consisting of Al2O3, CeO2, ZrO2, TiO2 and zeolite, and whose sp...	03/06/2012
8124021	Exhaust gas treatment system It is intended to provide an exhaust gas treatment system, which allows for VOC removal at lower temperatures and thereby improves the durability of catalysts and suppresses carbon monoxide generation at the final outlet of the system. The present invention provides...	02/28/2012
8110152	Gas sensor mounting boss and method of making An outer housing and method of forming a mounting boss therein, the outer housing comprising: an elongated housing portion defining an inlet opening and an outlet opening, the elongated housing portion having a thickened area defined by an overlapping portion of the...	02/07/2012
8092748	Housing for a component of an exhaust system and method of producing such a housing A housing for a component of an exhaust system, in particular for an exhaust gas purification device, has an envelope that comprises a shrunk clamping portion for the component, a transition portion that adjoins the clamping portion in an axial direction, and a conn...	01/10/2012
8080209	Exhaust gas treatment apparatus An exhaust gas treatment apparatus includes a device (A) which is provided in an exhaust system and which selectively reduces NOx in an exhaust gas and a device (B) which is disposed upstream of the device (A) and which decomposes urea and supplies ammoni...	12/20/2011
8080208	Exhaust gas purification device An exhaust gas purification device that includes a catalytic particulate filter having at least an exhaust gas channel, the exhaust gas channel may include a first channel and a second channel being laterally coupled each other and fluidly communicating therebetween...	12/20/2011
8075843	Exhaust gas treatment device A flexible and substantially crack resistant intumescent, non-intumescent, or hybrid mounting mat material for use in mounting fragile structures includes at least one intumescent, non-intumescent or hybrid layer containing inorganic fibers and reinforcing layer app...	12/13/2011
8071038	Progressive catalyst loading for integrated particulate filter and selective catalytic reduction unit The present invention relates to an emission control system for reducing gases from the exhaust of a combustion engine. In at least one embodiment, the emission control system includes an exhaust passage for transporting the exhaust from the combustion engine, and a...	12/06/2011
8071037	Catalytic devices for converting urea to ammonia Described are apparatuses, systems, and methods for treating exhaust. The described apparatus and systems typically include a catalytic device for converting aqueous urea to ammonia. The catalytic device may include a pyrolysis catalyst and a hydrolysis catalyst for...	12/06/2011
8062601	Emission SCR NOaftertreatment system having reduced SOgeneration and improved durability An exemplary emission treatment system for reducing gases from the exhaust of an engine includes an exhaust passage for transporting the exhaust from the engine. A selective catalytic reduction (SCR) catalyst is disposed within the passage, and an oxidation catalyst...	11/22/2011
8052936	Catalyst-supported particulate filter In a particulate filter, a catalyst layer containing Pt-carried activated alumina particles, CeZr-based mixed oxide particles and ZrNd-based mixed oxide particles is formed, the proportion of the total amount of the CeZr-based mixed oxide particles and the ZrNd-base...	11/08/2011
8029736	High temperature decomposition of hydrogen peroxide Nitric oxide (NO) is oxidized into nitrogen dioxide (NO2) by the high temperature decomposition of a hydrogen peroxide solution to produce the oxidative free radicals, hydroxyl and hydroperoxyl. The hydrogen peroxide solution is impinged upon a heated sur...	10/04/2011
8007731	Fluid treatment device having a multiple ceramic honeycomb layered structure A device for treating fluids, such as automotive exhaust gases is provided, as well as a method of manufacturing such a device. The device provides a honeycomb structure, a matrix of ceramic walls that defines a plurality of parallel, fluid-conducting cells oriented...	08/30/2011
7976784	Methods and systems including CO oxidation catalyst with low NO to NOconversion Catalysts, catalyst systems, and methods for removing ammonia and/or carbon monoxide in flue gases are provided where ammonia is used with a selective catalytic reduction catalyst for reducing oxides of nitrogen. An oxidation catalyst is utilized, which comprises pa...	07/12/2011
7964163	High density storage of ammonia A solid ammonia storage and delivery material comprising an ammonia absorbing/desorbing solid material, said storage and delivery material having been compacted to a density above 50% of the theoretic skeleton density provides a solid ammonia storage material which ...	06/21/2011
7951338	Catalytic converter A catalytic converter having an excellent purification efficiency and small pressure loss and a method for producing the same is provided. A catalytic converter comprises a catalyst coating layer which is coated on the surface of the partition walls of the honeycomb...	05/31/2011
7931874	Three-layered catalyst system for purifying exhaust gases of internal engines Herein is a three-layered catalyst system in which layers including predetermined precious metal components are sequentially layered on a substrate, and thus the conversion ratio of HC and CO is increased, thereby improving purification efficiency. The three-layered...	04/26/2011
7914748	Exhaust purification apparatus of internal combustion engine An exhaust purification apparatus of an internal combustion engine purifying exhaust gas by removing SOx from the exhaust gas is provided. In the exhaust purification apparatus provided with sulfur oxide trapping material for trapping sulfur oxides exhausted from an...	03/29/2011
7906078	Adsorbent of latent-heat storage type for canister and process for producing the same The present invention provides a latent-heat storage type adsorbent composition for canisters that can effectively prevent changing in temperature due to the heat of absorption/desorption and has a high butane working capacity; a process for producing the adsorbent;...	03/15/2011
7875250	Exhaust treatment device, and methods of making the same An exhaust treatment device, comprises a substrate; a catalyst layer deposited on the substrate, the catalyst layer comprising a first catalyst metal and a second catalyst metal, wherein greater than or equal to about 70 wt % of the first catalyst metal and the seco...	01/25/2011
7875251	Ozone-decomposing agent An ozone-decomposing agent including a first iron compound and a second iron compound is provided. The second iron compound may have a spinel type structure. The first iron compound of the ozone-decomposing agent may include an oxide selected from Fe2O	01/25/2011
7862781	Honeycomb structure and method for manufacturing honeycomb structure A honeycomb structure includes a ceramic block formed by a plurality of pillar-shaped honeycomb fired bodies each having a large number of cells longitudinally disposed in parallel with one another with a cell wall between the cells. The plurality of honeycomb fired...	01/04/2011
7842251	Catalyst particulate diverter The present invention generally relates to devices for diverting contaminants into catalyst blocks; and in particular to devices for diverting particulate matter such as powdered and/or solid contaminants away from spaces around and between catalyst blocks. ...	11/30/2010
7829035	Oxidation catalyst The present invention generally relates to catalyst systems and methods for oxidation of carbon monoxide. The invention involves catalyst compositions which may be advantageously altered by, for example, modification of the catalyst surface to enhance catalyst perfo...	11/09/2010
7776281	Substrates with small metal oxide particle coatings A substrate having a coating of small size metal oxide particles,	08/17/2010
7771669	Soot oxidation catalyst and method of making A catalyst composition for facilitating the oxidation of soot from diesel engine exhaust is provided. The catalyst composition includes a catalytic metal selected from Pt, Pd, Pt—Pd, Ag, or combinations thereof, an active metal oxide component containing Cu and La...	08/10/2010
7763214	Reducing agent forming device and exhaust gas control system using the same A reforming device includes a reforming part that subjects a hydrocarbon-based raw material to be reformed to a reforming reaction to form a reducing agent to be supplied to a reducing catalyst for reducing nitrogen oxide selectively. The reforming part has a reform...	07/27/2010
7722828	Catalytic fibrous exhaust system and method for catalyzing an exhaust gas The invention relates to an engine with an exhaust gas pathway extending between the engine and the atmosphere. The engine includes a manifold portion fluidically connected to an engine, a muffler portion fluidically connected to the atmosphere, a conduit portion fl...	05/25/2010
7708954	Nitrogen oxides purification device A nitrogen oxides purification device has an exhaust gas heating section and a nitrogen oxides purification section. The exhaust gas heating section has a fuel injection device and a catalytic metal. The nitrogen oxides purification device is provided in a heat exch...	05/04/2010
7691341	Method of forming a catalyst element having a thermal barrier coating as the catalyst substrate A combustion catalyst coating (36) applied to the surface of a ceramic thermal barrier coating (34) which is supported by a metal substrate (32). The microstructure of the thermal barrier coating surface provides the necessary turbulent flow and...	04/06/2010
7682578	Device for catalytically reducing exhaust An exhaust gas pollution treatment device, having an inlet pipe, an outlet pipe with an exhaust path extending between the inlet pipe and the outlet pipe. A gas permeable backbone member is positioned in the exhaust path and a substantially fibrous nonwoven refracto...	03/23/2010

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Class 422/177 - Including solid, extended surface, fluid contact reaction means; e.g., inert Raschig rings, particulate absorbent, particulate or monolithic catalyst, etc.