Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01N - Gas-flow silencers or exhaust apparatus for machines or engines in general; Gas-flow silencers or exhaust apparatus for internal-combustion engines › F01N 3 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
Patents for F01N 3 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust (61,059)
12/1998
12/09/1998EP0784739B1 Method for increasing the efficiency of a catalyst in a diesel engine
12/09/1998CN1201407A Process for preparing 1,3-propanediol
12/08/1998US5846899 Ceramic honeycomb catalyst having excellent thermal shock resistance
12/08/1998US5846495 Structure for converter body
12/08/1998US5846494 Reactor for catalytically processing gaseous fluids
12/08/1998US5846301 Fine-particulate and aerosol removal technique in a condensing heat exchanger using an electrostatic system enhancement
12/08/1998US5846276 Exhaust gas filter
12/08/1998US5845492 Internal combustion engine control with fast exhaust catalyst warm-up
12/08/1998US5845491 Air-fuel ratio control system for internal combustion engines
12/08/1998US5845490 Air-fuel ratio control system for internal combustion engines
12/08/1998US5845488 Power processor circuit and method for corona discharge pollutant destruction apparatus
12/08/1998US5845487 Method and device for operating an internal combustion engine with low nitrogen oxide emissions
12/08/1998US5845486 Internal combustion engine exhaust gas purifier apparatus
12/08/1998US5845485 In the exhaust line of an internal combustion engine
12/03/1998WO1998054445A1 Silencer casing and pertaining catalyst support with a retaining element and method for the production thereof
12/03/1998WO1998054444A1 Method and device for operating an internal combustion engine
12/03/1998DE19823210A1 Exhaust gas cleaning arrangement for internal combustion engines
12/03/1998DE19722334A1 Exhaust gas probe diagnosis method for IC engine
12/03/1998DE19722202A1 Schalldämpfergehäuse und zugehöriger Katalysator-Trägerkörper mit Halteelement sowie Verfahren zu dessen Herstellung Muffler housing and associated catalyst carrier body with a retaining element and process for its preparation
12/03/1998DE19721933A1 Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine Method and device for operating an internal combustion engine
12/03/1998DE19721796A1 Kraftfahrzeugbauteil Motor vehicle component
12/03/1998DE19715939C1 Eaxhaust for motor vehicle internal conmbustion engine
12/02/1998EP0881738A2 Generator powered electrically heated catalyst system
12/02/1998EP0881422A1 Conduit element with at least two bellows and an intermediate pipe connecting them
12/02/1998EP0881367A1 Catalytic system for removing NOx from diesel engine exhaust gas
12/02/1998EP0881366A2 Additional heating for vehicles with internal combustion engines
12/02/1998EP0880643A1 Internal combustion engine exhaust gas purification device
12/02/1998EP0880642A1 Device for the cleaning of exhaust gases from internal combustion engines
12/02/1998CN2299156Y Motorcycle escape-pipe device
12/02/1998CN1040952C Catalyst purification of exhaust gases of internal combustion engines
12/01/1998US5843383 Pollutant remediating corona discharge chamber
12/01/1998US5842341 Exhaust emission purification apparatus for an internal combustion engine
11/1998
11/26/1998WO1998053187A1 Honeycomb body with a system for avoiding mechanical vibrations
11/26/1998WO1998053186A1 Method and device for the purification of exhaust gases
11/26/1998WO1998053113A1 Motor vehicle component for exhaust gas routing
11/26/1998WO1998052679A1 Method and device for eliminating oxide pollutants in an exhaust gas containing oxygen and engine operating thereby
11/26/1998DE19822798A1 Exhaust control for internal combustion engine
11/26/1998DE19821249A1 Honeycomb body of twisted sheet layers production process
11/25/1998EP0879946A2 An internal combustion engine
11/25/1998EP0879940A1 Method and device for purification of exhaust gases
11/25/1998EP0879939A2 Exhaust gas purifier
11/25/1998EP0879938A2 A device for purifying the exhaust gas of an internal combustion engine
11/25/1998EP0879633A2 Process for cleaning a lean exhaust gas and catalyst system therefor
11/25/1998EP0879344A1 System for reducing emissions in catalytic converter exhaust systems
11/25/1998EP0879343A1 Method and device for purifying exhaust gas of engine
11/25/1998EP0808414B1 Exhaust gas purification device for internal combustion engines
11/25/1998CN2298348Y Catalytic converter device for locomotive
11/25/1998CN1200055A Honeycomb element of sheet-metal layers with reinforcement features
11/25/1998CN1040843C A method and an installation for purifying the exhaust gas from a large diesel engine
11/24/1998US5839887 Internal-combustion engine having a specific-purpose pressure storage tank
11/24/1998US5839417 Cast cylinderhead of a multi-cylinder internal combustion engine
11/24/1998US5839276 Adapted to be interposed in an engine exhaust pipe
11/24/1998US5839273 Method for reducing pollutant emissions of a diesel engine with a downstream oxidation-type catalytic converter
11/21/1998CA2238125A1 Exhaust gas purifier
11/19/1998WO1998051919A1 Exhaust emission controlling apparatus of internal combustion engine
11/19/1998WO1998051410A1 Exhaust gas cleaning catalyst metal honey comb element and its manufacture
11/19/1998WO1998051402A1 Method and device for reducing nitrogen oxides in an scr catalyst
11/19/1998DE19820682A1 Eliminating oxidic pollutants in diesel engine exhaust gas
11/19/1998DE19819035A1 Cast steel or -iron casing for metallic honeycomb catalyst substrate
11/19/1998DE19740702C1 Exhaust purification system management for e.g. lean-running diesel engine
11/19/1998DE19735455C1 Emission reduction during IC engine switch-off
11/19/1998DE19720381A1 Hybrid drive mechanism for vehicle with internal combustion engine
11/19/1998DE19718239A1 Elektrisch beheizter Katalysator An electrically heated catalyst
11/18/1998EP0878709A2 Method and apparatus for measuring NOx gas concentration
11/18/1998EP0878615A2 A gas engine with a gas fuel reforming device
11/18/1998EP0878611A2 A device for determining deterioration of a catalytic converter for an engine
11/18/1998EP0878610A1 Exhaust gas purifying apparatus
11/18/1998EP0878609A2 An exhaust gas purification device for an internal combustion engine
11/18/1998EP0878608A2 Process and device for reducing nitrogen oxides in the exhaust of a combustion plant
11/18/1998CN2297545Y Automatic power-aid energy-saving purifier for engine
11/18/1998CN1199443A Device for purifying exhaust gas of internal combustion engine
11/18/1998CN1199133A Gas engine providing with gas fuel modifying device
11/18/1998CN1198960A Process for selective reduction of NOx in exhaust gases
11/17/1998US5837212 Potassium/manganese nitrogen oxide traps for lean-burn engine operation
11/17/1998US5837205 Heat exchanging, oxidation, and combustion; insulated, ceramic filled heat recovery columns; air pollution control;efficiency
11/17/1998US5836155 For a 2-cycle, crankcase compression, internal combustion engine
11/17/1998US5836154 Multi-state gaseous pollutant destruction apparatus and method
11/17/1998US5836152 Process for reducing the exhaust gas emissions of an internal combustion engine for motor vehicles with catalytic converter
11/12/1998WO1998050976A1 Quick charge battery with thermal management
11/12/1998WO1998050688A1 Compressible preform insulating liner
11/12/1998WO1998050687A1 Exhaust collector for combustion engines and method for the production thereof
11/12/1998WO1998050686A1 Thermoelectric catalytic power generator with preheat
11/12/1998WO1998050151A1 Four-way diesel exhaust catalyst and method of use
11/12/1998WO1998050137A1 A multi-portion mixing element
11/12/1998WO1998034726A3 Honeycomb body with cross-sectional area framed in the interior, particularly for small-power motors
11/12/1998DE19818373A1 Internal combustion engine combined charging process
11/12/1998DE19648219C1 Reducing nitrogen oxide(s) and black smoke in diesel engine exhaust gases
11/11/1998EP0876216A1 Layered sheet metal with rolled-on solder and process for manufacturing a honeycombed body therefrom
11/11/1998EP0876194A2 Filter or catalytic-converter device
11/11/1998EP0813649B1 Electrically heated catalytic converter
11/11/1998EP0736134B1 Reducing emissions from an internal combustion engine
11/11/1998CN1198798A process and device for reacting a pollutant in an exhaust gas on a catalyst
11/11/1998CN1198797A Eletrically heatable honeycombed body subdivided into partial areas with interconnecting webs
11/11/1998CN1198796A Process and device for metering the introduction of a reducing agent into the waste gas or air stream of a combustion unit
11/11/1998CN1198687A Method and device for producing a honeycombed body of heat-treated two or multilayered metal foils
11/10/1998US5833932 Metal and/or ceramic catalyst support with titanium dioxide and other metal oxide catalyst layer; layer thickness and reducing agent storage capacity increase towards gas outlet
11/10/1998US5832725 Device for reducing air polluting emissions from vehicles
11/10/1998US5832724 Air-fuel ratio control system for engines
11/10/1998US5832723 Engine exhaust pipe
11/10/1998US5832722 Method and apparatus for maintaining catalyst efficiency of a NOx trap
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