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Class Information
Number: 60/301
Name: Power plants > Internal combustion engine with treatment or handling of exhaust gas > By means producing a chemical reaction of a component of the exhaust gas > Using a catalyst > Reducing type catalyst
Description: Apparatus in which the reaction assisted by the catalyst is of the reduction type, i.e., the removal of oxygen from the substance being treated.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621120 |
Hybrid technology for lean NOx trap and particulate filter regeneration control |
Nov. 24, 2009 |
| 7617674 |
Method for operating an exhaust-gas treatment device of an internal combustion engine, and device for carrying out the method |
Nov. 17, 2009 |
| 7614220 |
Procedure for controlling the reducing agent in an exhaust gas post-processing system |
Nov. 10, 2009 |
| 7614214 |
Gasification of soot trapped in a particulate filter under reducing conditions |
Nov. 10, 2009 |
| 7614218 |
Exhaust emission purifying apparatus for and exhaust emission purifying method of internal combustion engine |
Nov. 10, 2009 |
| 7614222 |
System and method for directing fluid flow |
Nov. 10, 2009 |
| 7610751 |
Fuel injection before turbocharger |
Nov. 3, 2009 |
| 7610752 |
Devices and methods for reduction of NO.sub.x emissions from lean burn engines |
Nov. 3, 2009 |
| 7610750 |
Method and apparatus for monitoring a urea injection system in an exhaust aftertreatment system |
Nov. 3, 2009 |
| 7607291 |
Engine system arrangement with on-board ammonia production and exhaust after treatment system |
Oct. 27, 2009 |
| 7607292 |
Fuel addition apparatus |
Oct. 27, 2009 |
| 7603846 |
Method for operating an internal combustion engine and a device for carrying out the method |
Oct. 20, 2009 |
| 7603847 |
Device and method for internal combustion engine control |
Oct. 20, 2009 |
| 7603850 |
System for assisting in the regeneration of depollution means integrated into an exhaust line of a motor vehicle diesel engine |
Oct. 20, 2009 |
| 7597865 |
Nitrogen oxide removal catalyst system and nitrogen oxide removal method |
Oct. 6, 2009 |
| 7594393 |
Apparatus for introducing a reducing agent into the exhaust of an internal combustion engine |
Sep. 29, 2009 |
| 7591131 |
Low pressure EGR system having full range capability |
Sep. 22, 2009 |
| 7591132 |
Apparatus and method to inject a reductant into an exhaust gas feedstream |
Sep. 22, 2009 |
| 7587889 |
System for determining NOx conversion efficiency of an exhaust gas aftertreatment component |
Sep. 15, 2009 |
| 7587890 |
Reductant injection rate shaping method for regeneration of aftertreatment systems |
Sep. 15, 2009 |
| 7584605 |
Internal combustion engine with exhaust-gas purification system, and method for purifying the exhaust gas from an internal combustion engine |
Sep. 8, 2009 |
| 7581386 |
Motor vehicle provided with a diesel propulsion engine |
Sep. 1, 2009 |
| 7581387 |
Exhaust gas mixing system |
Sep. 1, 2009 |
| 7581388 |
System for purging sulfate from a NOx trap for a motor vehicle engine |
Sep. 1, 2009 |
| 7581390 |
Method and system for improving sensor accuracy |
Sep. 1, 2009 |
| 7572311 |
Highly porous mullite particulate filter substrate |
Aug. 11, 2009 |
| 7571600 |
Method and apparatus for reducing pollutants in engine exhaust |
Aug. 11, 2009 |
| 7571599 |
Exhaust gas purification apparatus of engine |
Aug. 11, 2009 |
| 7568548 |
Motorcycle |
Aug. 4, 2009 |
| 7562521 |
SCR muffler |
Jul. 21, 2009 |
| 7562524 |
Apparatus, system, and method for estimating particulate consumption |
Jul. 21, 2009 |
| 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 |
Jul. 21, 2009 |
| 7562522 |
Enhanced hybrid de-NOx system |
Jul. 21, 2009 |
| 7559194 |
Method and device for controlling the injection of reducing agent |
Jul. 14, 2009 |
| 7559195 |
Procedure and device to heat a reducing agent generation system |
Jul. 14, 2009 |
| 7552583 |
Exhaust purification with on-board ammonia production |
Jun. 30, 2009 |
| 7550125 |
Exhaust gas purification system |
Jun. 23, 2009 |
| 7546728 |
Method for operating a catalytic converter used for purifying the exhaust gas of an internal combustion engine and a device for implementing the method |
Jun. 16, 2009 |
| 7543443 |
Method for determining NO.sub.x reduction ratio in exhaust emission control device |
Jun. 9, 2009 |
| 7540146 |
Fuel supply system and fuel supply method for exhaust purifying catalyst device in internal combustion engine |
Jun. 2, 2009 |
| 7533523 |
Optimized desulfation trigger control for an adsorber |
May. 19, 2009 |
| 7520126 |
Exhaust purification method and exhaust purification apparatus of internal combustion engine |
Apr. 21, 2009 |
| 7509799 |
Engine exhaust gas treatment system and exhaust gas treatment process |
Mar. 31, 2009 |
| 7506504 |
DOC and particulate control system for diesel engines |
Mar. 24, 2009 |
| 7506502 |
Exhaust gas purifying system for internal combustion engine |
Mar. 24, 2009 |
| 7500355 |
Exhaust emission purifying apparatus for engine |
Mar. 10, 2009 |
| 7500356 |
Exhaust emission purifying apparatus for engine |
Mar. 10, 2009 |
| 7500357 |
System for assisting regeneration of a storage/release NOx trap for a motor vehicle diesel engine |
Mar. 10, 2009 |
| 7500358 |
Apparatus, system, and method for enhancing soot filter protection |
Mar. 10, 2009 |
| 7497076 |
Emission control system |
Mar. 3, 2009 |
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