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7614221 |
Exhaust purification device and an exhaust purification method of an internal combustion engine
An exhaust system for an internal combustion engine includes a catalytic device within an exhaust path of the engine, wherein the catalytic device includes a housing with a catalyst carrier. A...
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7614216 |
Exhaust cleaning-up device for internal combustion engine for vehicle
In an exhaust system, there are provided an HC absorbent which absorbs HC contained in exhaust when in a specified low-temperature range and desorbs the absorbed HC when it exceeds said...
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7611567 |
Exhaust gas purifying apparatus for internal combustion engine
An exhaust gas purifying apparatus for an internal combustion engine includes a particulate filter for trapping particulates found in the exhaust gases of the engine. The regeneration process for...
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7603852 |
Exhaust gas purification apparatus
An exhaust gas purification apparatus 10 includes an engine 20 , a manifold 22 connected to the engine 20 and through which exhaust gas generated by burning fuel flows, and a casing 26 ...
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7600375 |
Catalytic device with fuel cell portion and catalytic conversion portion
An apparatus comprising an internal combustion engine, an exhaust system for conducting exhaust emitted by the engine, and a catalytic device associated with the exhaust system is disclosed,...
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7597865 |
Nitrogen oxide removal catalyst system and nitrogen oxide removal method
Provided in a catalyst system are: a first reaction part fitted with a first catalyst containing, as active constituents, at least, a complex oxide consisting of two or more oxides selected from...
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7596943 |
Method for removing soot of combustion exhaust gas
Disclosed is a method of processing a composition comprising soot. The method includes supplying a first composition comprising soot particles to a first chamber. The first chamber is separated...
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7594394 |
Catalytic reactor and method for the combustion of fuel-air mixtures by means of a catalytic reactor
In a catalytic reactor for the burning of at least part of fuel-air mixtures flowing through the catalytic reactor, the catalytic reactor has a plurality of passages. The catalytic reactor is...
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7591986 |
Exhaust emission control device and method for internal combustion engine, and engine control unit
An exhaust emission control device which is capable of supplying a just enough amount of reducing agent to a NOx catalyst while causing the amount of reducing agent consumed in an upstream catalyst...
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7575618 |
Reactive binders for porous wall-flow filters
Porous ceramic articles such as ceramic filters are provided from ceramic extrusion batches comprising mixtures of oxides and oxide precursors with a reactive binder system, the binder system...
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7572422 |
Exhaust gas purifying method for fuel cell vehicle and exhaust gas purifying system for fuel cell vehicle
An exhaust gas purifying method for a fuel cell vehicle comprises preparing an exhaust gas purifying system for the fuel cell vehicle, the exhaust gas purifying system including a methane removal...
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7572311 |
Highly porous mullite particulate filter substrate
A typically monolithic particulate filter including a highly porous block made primarily of intertangled polycrystalline mullite fibers, a set of channels formed through the block, and a set of...
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7572305 |
Exhaust gas purification for internal combustion engines and method for operating the same
The present invention relates to an exhaust emission control apparatus for an internal combustion engine and a process for operating it. The exhaust emission control has a particulate filter for...
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7569197 |
Process for purification of sulphur-containing exhaust gas
The invention provides a process and system for purification of an exhaust gas stream from a combustion engine containing hydrocarbons, soot, carbon monoxide and sulphur dioxide. The process...
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7568548 |
Motorcycle
Disclosed is a motorcycle having a cowling covering an under side thereof in which the cowling can be formed so as to avoid a catalyst while maintaining strength of the cowling, and can maintain a...
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7563422 |
Method for reducing a particle and nitrogen oxide proportion in an exhaust gas flow of an internal combustion engine and corresponding exhaust gas treatment unit
A method for reducing the particle and nitrogen oxide proportion in an exhaust gas flow of an internal combustion engine includes supplying a reducing agent to the exhaust gas flow, subjecting the...
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7553349 |
Composite coatings for thin-walled ceramic honeycomb structures
A ceramic honeycomb product comprising a thin-walled ceramic honeycomb structure incorporating a plurality of parallel channels bounded by thin channel walls traversing the body from a first end...
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7552587 |
Deflector plate to enhance fluid stream contact with a catalyst
A low-cost catalytic article is provided for treating gaseous fluid streams such as exhaust streams from gasoline-powered engines. The articles contain residence chambers defined by chamber walls...
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7552586 |
Marine exhaust system with a downstream oxygen sensor located away from a water reversion liquid trajectory path
A marine engine exhaust system has an oxygen sensor located within a catalyst housing structure and downstream from a catalyst device. The oxygen sensor is located away from a reversion liquid...
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7550125 |
Exhaust gas purification system
An exhaust-gas purification unit for purifying the exhaust gas from an internal combustion engine which is preferably operated in lean-burn mode, in particular a diesel engine used in motor...
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7550026 |
Honeycomb filter
A honeycomb filter includes at least one pillar-shape honeycomb structured body including a plurality of cells partitioned by partitions, and plugs for sealing upstream openings of a plurality of...
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7550024 |
Serviceable exhaust aftertreatment assembly and method
An exhaust aftertreatment assembly and method enables lateral removal of an aftertreatment component from between first and second assembly components for servicing.
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7549286 |
Exhaust emission control device
Sensing accuracy of a temperature sensor is enhanced so as to accurately conduct regeneration control of a particulate filter. Disclosed is an exhaust emission control device wherein a pair of...
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7541010 |
Silver doped catalysts for treatment of exhaust
A method of making an exhaust treatment element includes washcoating a substrate with a slurry that includes a catalyst support material. At least some of the catalyst support material from the...
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7540898 |
Honeycomb structured body
A honeycomb structured body of the present invention is a honeycomb structured body in which a plurality of porous ceramic members are combined with one another through an adhesive layer, each of...
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7536999 |
Air-fuel ratio control apparatus
An air-fuel ratio control apparatus is basically provided with an exhaust system, a first sensor and a controller. The exhaust system includes an exhaust channel with a main catalytic converter...
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7527774 |
Inlet metallic foam support coupled to precious metal catalyst for application on 4 stroke platforms
The present invention is directed to an improved dual phase muffler for the abatement of reduction of sound and emission pollutants such as hydrocarbons, carbon monoxide, and nitrogen oxides. More...
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7527126 |
Exhaust apparatus of an internal combustion engine
A single valve member is provided for selecting communication of one of two flow passages constituting an exhaust flow passage, and continuously providing a flow passage area of the selected one of...
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7526915 |
Single cylinder engine with ternary catalyst in exhaust passage and vehicle provided with same
A single cylinder engine includes an engine body having a combustion chamber, an intake opening and an exhaust opening which face toward the combustion chamber, an intake passage in communication...
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7524546 |
Thermal insulating material and pollution control device using the same
A thermal insulating material which can be efficiently produced while the content of organic matters, such as organic fibers and/or an organic binder, is reduced to the same or lower degree as...
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7524360 |
Method and apparatus for filtering exhaust particulates
A particulate filter for an exhaust system configured to manage an exhaust flow is disclosed. The particulate filter includes a housing and a wall-filtration element contained therein. The...
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7520911 |
Porous cordierite ceramic honeycomb article with improved strength and method of manufacturing same
A porous cordierite ceramic honeycomb article with increased mechanical strength and thermal shock resistance. The porous cordierite ceramic honeycomb article has M A <2220, or M T >2660...
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7517510 |
Layered catalyst composite
A layered, three-way conversion catalyst having the capability of simultaneously catalyzing the oxidation of hydrocarbons and carbon monoxide and the reduction of nitrogen oxides is disclosed. In...
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7517380 |
Serviceable aligned exhaust aftertreatment assembly
An exhaust aftertreatment system and method enables servicing by a single technician and provides singular location mounting and alignment.
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7513921 |
Exhaust gas filter apparatus capable of regeneration of a particulate filter and method
An exhaust gas filter apparatus includes a particulate filter for collecting a particulate from an exhaust gas. The exhaust gas filter also includes a electromagnetic radiation resonator to heat a...
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7506504 |
DOC and particulate control system for diesel engines
The present invention is directed to an emission treatment system for the treatment and/or conversion of engine emissions and particulate matter from diesel engines. The emission treatment system...
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7503957 |
Honeycomb structure, method of manufacturing the same, die for forming, and discharge fluid purification system
A honeycomb structure includes partition walls arranged in an X-direction and intersecting partition walls so as to form a plurality of cells extending to an other-end portion from a one-end...
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7503956 |
Exhaust treatment device with adjustable retention collar
A method and apparatus for treating fluid are provided. The apparatus may include a housing, a fluid treatment element arranged within the housing, a mat arranged between the housing and the fluid...
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7503955 |
Block for the filtration of particles contained in exhaust gases from an internal combustion engine
A filter body ( 3 ) which is intended, in particular, for the filtration of particles contained in the exhaust gases from an internal combustion engine. The filter body ( 3 ) is formed by bonding...
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7501105 |
NOx reduction catalyst having excellent low-temperature characteristics
A NOx removal catalyst comprising a carrier that includes a zeolite, and preferably a β-zeolite, that has undergone ion exchange with iron, and ferric oxide supported on the carrier. This NOx...
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7501005 |
Exhaust treatment device having submerged connecting flanges
An exhaust treatment device is provided for a power system. The exhaust treatment device has an inlet module, a filter module, an outlet module, and a clamping element. The filter has a housing...
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7500359 |
Reverse flow heat exchanger for exhaust systems
An exhaust system includes a reverse flow heat exchanger having a plate separating an intake chamber and an exit chamber, each chamber having an inlet and an outlet located at opposing ends to...
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7497074 |
Emission control device
Various systems and methods are disclosed for carrying out combustion in a fuel-cut operation in some or all of the engine cylinders of a vehicle. Further, various subsystems are considered, such...
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7494634 |
Reduction of nitrogen oxides using multiple split streams
Systems and methods of removing at least nitrogen oxides from an exhaust fluid generally include dividing a flow of an exhaust fluid comprising a concentration of nitric oxide into three types of...
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7491373 |
Flow-through honeycomb substrate and exhaust after treatment system and method
A system and method including a radially non-uniformly plugged flow-through honeycomb substrate positioned upstream of a wall-flow particulate filter for controlled thermal regeneration of the...
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7490465 |
Exhaust system for a drive unit formed by a transmission and an engine
An exhaust system for a drive unit formed by the transmission and the engine, having exhaust-gas-carrying pipes and at least one muffler and catalyst housing. A holding part can be fastened to the...
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7488462 |
Multi-stage catalyst systems and uses thereof
Catalyst systems and methods provide benefits in reducing the content of nitrogen oxides in a gaseous stream containing nitric oxide (NO), hydrocarbons, carbon monoxide (CO), and oxygen (O 2 ). The...
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7487633 |
Device for exhaust gas purification for spark-ignited engines
The exhaust gas purification device has a first chamber having an exhaust pipe inlet, an ambient air inlet, and an exhaust gas outlet. A Venturi is arranged within the chamber, having an inlet end...
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7485273 |
Method for the reduction of NOx and NH3 emissions
This catalyst system simultaneously removes ammonia and enhances net NO x conversion by placing an NH 3 —SCR catalyst formulation downstream of a lean NO x trap. By doing so, the NH 3 —SCR...
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7485272 |
Multi-stage system for selective catalytic reduction
A first aspect of the present disclosure includes a method of controlling nitric oxides emissions. The method may include producing an exhaust gas stream containing NOx and supplying the exhaust...
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