Matches 201 - 250 out of 683 < 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >
Match Document Document Title
6422008 System for reduction of harmful exhaust emissions from diesel engines  
Methods and apparatus for reducing the TPM level of a diesel engine exhaust stream by providing a suitable oxidation catalyst into the exhaust train. The oxidation catalyst may be incorporated into...
6415603 Flexible connector assembly  
A connector assembly for connecting a catalytic converter assembly to a muffler and tailpipe assembly includes first and second flexible portions, and a middle portion disposed between the flexible...
6413483 Catalytic converter for a lean burn internal combustion engine  
A layered exhaust gas catalyst containing Pt in a first layer and Rb in a second layer is more selective for catalyzing the reaction between NO x and/or nitrate with hydrocarbons and/or CO than...
6403039 Catalytic converter for a small engine and method for manufacturing the same  
A catalytic converter for a small engine and a method for manufacturing the same include a honeycomb body coated with catalytically active material and made from at least partly structured layers...
6397585 Catalyst temperature estimating apparatus  
A catalyst temperature estimating apparatus is provided, capable of estimating the temperature of the catalyst installed in an internal combustion engine on a vehicle by providing various catalyst...
6397588 Catalytic converter for cleaning exhaust gas and exhaust gas purification assembly with a catalytic converter  
A catalytic converter for cleaning the exhaust gas of an internal combustion engine with a supercharger. The catalytic converter has a catalyst carrier body and is adapted to being fitted into a...
6393835 Exhaust muffler comprising a catalytic converter  
The invention relates to an exhaust-gas muffler on an internal combustion engine in a motor chain saw. The exhaust-gas muffler includes a housing ( 1 ) which is assembled of two housing shells ( 2,...
6389805 Method for the diagnosis of an exhaust gas purification system for an internal combustion engine  
A method for the diagnosis of an exhaust gas purification system for an internal combustion engine, provided with a pre-catalyst and a main catalyst disposed along an exhaust duct of an internal...
6334306 Exhaust gas purification apparatus in combustion engine  
A three-way catalytic converter 42 and a combined catalytic-hydrocarbon adsorbent 43 are arranged in an exhaust manifold 32 of an engine 11 . The three-way catalytic converter 42 and the...
6332314 Catalyzer arrangement in exhaust system of multi-cylinder internal combustion engine  
In a catalyzer arrangement in an exhaust system of a multi-cylinder internal combustion engine, each of exhaust pipes connected with exhaust ports of the engine has a first exhaust pipe section...
6327851 Process for controlled injection of hydrocarbons into an exhaust line of an internal-combustion engine  
The present invention relates to a process for controlled injection of hydrocarbons into an exhaust line of a lean-burn internal-combustion engine, comprising catalytic elimination of the nitrogen...
6318076 Apparatus for treating the exhaust gas of an internal combustion engine  
An apparatus for treating the exhaust gas of internal combustion engine comprises an injector, a valve for shutting off the cooling water which flows into a cylinder head, an exhaust manifold...
6314725 Control device for internal combustion engine  
In an engine 3, the phase of an intake camshaft 6 and/or an exhaust camshaft 7 for opening and closing intake valves 4 and/or exhaust valves 5 can be changed relative to a crankshaft 9, and NOx...
6311485 Gas exhaust system  
The gas exhaust system, intended for an internal combustion engine, has a plurality of connectors leading to an exhaust manifold. The exhaust vent from the exhaust manifold is used as a feed gas...
6305493 Exhaust system for internal combustion engines  
An exhaust system for internal combustion engines, in particular two-cycle internal combustion engines, includes a resonance-type exhaust part having at least one diffuser-cone unit formed with a...
6302188 Multi-layer heat exchange bed containing structured media and randomly packed media  
A heat exchanger for a regenerative thermal oxidizer is described which includes at least one heat exchange column provided with a multi-layer of packing material including at least one layer of...
6294141 Emission control  
An emission control system especially for light duty diesel engines has a first catalyst, 2, positioned upstream of a second catalyst, 3. The first catalyst converts NO to NO 2 and the second...
6276132 Exhaust gas purifying system  
An exhaust gas purifying system for an internal combustion engine of an automotive vehicle. The exhaust gas purifying system comprises an exhaust gas composition regulating device for producing a...
6266956 Exhaust emission control system of hybrid car  
An exhaust emission control system of a hybrid car capable of relieving a load upon an engine fuel injection device by eliminating a use of sub-injection and recovering from S-poisoning as well as...
6253547 Apparatus and method for determining amount of unburned fuel component adsorbed by an adsorbent in an internal combustion engine  
In an internal combustion engine equipped with an adsorbent for adsorbing unburned fuel components, the amount of unburned fuel components adsorbed to the adsorbent is determined with good...
6254842 Method for using a close coupled catalyst  
A stable, close-coupled catalyst, an article comprising the close-coupled catalyst and a related method of operation. The close-coupled catalyst comprises a catalyst support and a palladium...
6250075 Engine muffler  
An engine muffler is provided which comprises a first expansion chamber for exhaust gas which includes an exhaust gas inlet to be connected to an exhaust port of an engine, a second expansion...
6247304 Coupling mechanism between exhaust pipe and catalytic converter  
An automotive exhaust system includes an exhaust manifold, an exhaust pipe, and a catalytic converter connected at its upstream end to the exhaust manifold by an inlet connector and at its...
6235247 Apparatus for low temperature degradation of diesel exhaust and other incomplete combustion products of carbon-containing fuels  
Systems and apparatus for catalytically oxidizing organic matter, particularly the incomplete combustion products of carbon-containing fuels such as fossil fuels. The systems and apparatus utilize...
6230489 Emission control device for internal combustion engine  
A plurality of catalysts (7), (9) are disposed in an engine exhaust passage (13). At least the catalyst disposed downstream of these catalysts comprises a multi-layered catalyst (7) which is...
6220022 Catalyst system for the treatment of exhaust gases from diesel engines  
A catalyst system for the treatment of exhaust gases from a diesel engine includes a first and a second catalyst reducing catalyst arranged in series in an exhaust gas treatment system. The first...
6220021 Silencer with incorporated catalyst  
Silencer with built-in catalyser which utilises a given total space optimally for simultaneous sound attenuation and catalytic treatment of gases, e.g. exhaust gases from internal combustion...
6216447 Two-cycle carburetor gasoline engine for snowmobiles, lawn mowers, motorcycles or outboard motors  
A two cycle engine comprising an induction system to induct fuel and air into said two cycle engine, at least one cylinder arrangement to combust the fuel and air mixture of said two cycle engine,...
6205777 Catalytic method  
An emissions control system for rich-burn internal combustion engines, includes a reaction chamber for thermal oxidation of exhaust gas fuel values. A passive means utilizes exhaust flow energy for...
6192679 Exhaust purification device and method for internal combustion engine  
A first and second converter are connected via an exhaust passage so that the first converter is situated further upstream relative to the flow of exhaust. These converters comprise an adsorbent...
6187709 Palladium catalyst pre-oxidation to reduce light-off temperature  
The invention is a method for preconditioning a palladium containing automotive catalyst by subjecting the catalyst to oxidation by means of an oxidizing gas containing at least 0.85% oxygen at a...
6182443 Method for converting exhaust gases from a diesel engine using nitrogen oxide absorbent  
The invention is a method of treating exhaust gases generated by a diesel engine by locating two catalyst components in the engine exhaust gas passage. The first catalyst component which exposed to...
6158214 Exhaust silencer arrangement  
6158412 Air turbulence generator of internal combustion engines  
The device is utilized to create swirling, turbulent flow to the air entering an internal combustion engine, and to the exhaust gases therefrom prior to the gases entering an air pollution system....
6155896 Exhaust system and control for watercraft  
A watercraft includes a monitoring and control system to sense the operational state of a catalytic device and a cooling system used with an exhaust system of the watercraft. The monitoring and...
6155044 Exhaust gas purifying system for internal combustion engine  
It is an object of the present invention to provide an exhaust gas purifying system for an internal combustion engine in which the rise of the temperature of an HC adsorbent is adequately retarded...
6148613 Reversing flow catalytic converter for internal combustion engine  
A compact reversing flow catalytic converter for reducing noxious substances in exhaust gases produced by internal combustion engines is described. The catalytic converter includes a valve unit...
6145302 Method for monitoring a catalytic converter  
A method for monitoring a catalytic converter includes ascertaining a measured variable at the catalytic converter and comparing it with a comparison value. The comparison value is ascertained in...
6119455 Process and device for purifying exhaust gases containing nitrogen oxides  
In particular for exhaust-gas purification, different processes have been proposed. According to the invention, the polluted exhaust gas flows through a reactor volume to which non-thermal gas...
6116022 Catalytic reactor for marine application  
A catalytic reactor for an internal combustion engine having a cooling jacket surrounding multiple catalyst elements. A thermal barrier layer is formed between the catalyst elements and the cooling...
6109386 Honeycomb body with a flattened cross-sectional region and a method for producing the honeycomb body  
A honeycomb body that including wound sheet-metal layers including structured sheet-metal layers with structuring. The wound sheet-metal layers form an upper side, a lower side disposed remote from...
6096682 Process for the production of a catalyst body for the catalytic treatment of gas, catalyst body and catalytic converter  
For the production of a catalyst body for the catalytic treatment of gas, in particular for the purification of exhaust gas, flat and corrugated sheet metal members having a metallic core and...
6055968 Engine  
An engine comprising an exhaust gas recirculation system, wherein a first combustion where the amount of the recirculated exhaust gas supplied to the combustion chamber is larger than the amount of...
6047544 Engine exhaust gas purification catalyst and exhaust gas purifier  
In a catalyst unit which purifies the exhaust gas of an engine, a first layer comprising a zeolite hydrocarbon adsorbent is formed on a monolithic substrate. A catalyst layer comprising palladium,...
6044644 Close coupled catalyst  
A stable, close-coupled catalyst, an article comprising the close-coupled catalyst and a related method of operation. The close-coupled catalyst comprises a catalyst support and a palladium...
6029440 Turbulent flow precipitator for combustion in diesel or gasoline engine exhausts  
The invention relates to an apparatus for collecting internal combustion engine exhaust emission particulates comprising at least one channel (1), preferably several parallel unobstructed flow...
6003303 Methods for reducing harmful emissions from a diesel engine  
Emissions of pollutants from diesel engines are reduced by a combination of mechanical devices and fuel additives. In one series of embodiments, diesel emissions of NO x and particulates are...
5996339 Device for catalytic purification of exhaust gases  
Catalyzers for purification of exhaust gases are disclosed including a housing, an inlet for supplying the exhaust gases to the housing, a first catalyzer within the housing adjacent to the inlet...
5983631 Exhaust control for watercraft engine  
An exhaust control for an internal combustion engine powering a watercraft is disclosed. The exhaust control includes an exhaust manifold connected to the engine and having a passage therethrough...
5974784 Insulative shield, particularly for automotive exhaust components  
A heat shield for an exhaust system of a vehicle includes a resinified spaced layer fabric having at least one inner layer, at least one outer layer, and at least one spacer between the inner layer...
Matches 201 - 250 out of 683 < 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >