EXHAUST GAS PURIFICATION METHODAn exhaust gas purification system (1, 1A) for removing particulate matters and nitrogen oxides in the exhaust gas (G) of an internal combustion engine (10) is formed by disposing a previous-stage oxi…DRIVE·Apr 1·2 min readFollowB01D53/90ISUZU MOTORS LTD [JP]
Optimal fuel profilesA method is provided for regenerating a LNT (13) in a diesel engine (9) exhaust aftertreatment system (7). Typically, the aftertreatment system (7) comprises a fuel reformer (12), a LNT (13), and a SC…DRIVE·May 30·2 min readFollowB01D53/90EATON CORP [US]
Method for testing the operation of a system for post-treatment of exhaust gases from an engine and vehicle suitable for implementing the methodThe method involves estimating balance pressure at the level of a pressure sensor (20) based on external temperature, where the sensor is placed between a reagent tank (16) and a dosing unit (18) i.e.…DRIVE·Apr 18·1 min readFollowB01D53/90PEUGEOT CITROEN AUTOMOBILES SA [FR]
Method and devices for regenerating particulate filtersThe method involves heating fuel e.g. alcohol such as glycol, to an ignition temperature by oxidation catalytic conversion of a soot layer (3b) that is collected in a wall-flow particle filter. Exhaus…DRIVE·Feb 16·1 min readFollowB01D53/90HOCHSCHULE RAPPERSWIL INST FUER UMWELT UND VERFAHRENSTECHNIK UMTEC [CH]
Exhaust gas purification system of internal combustion engineTo provide, in an exhaust gas purification system of an internal combustion engine that reduces NOx occluded in a NOx catalyst by decreasing a quantity of an exhaust gas flowing through an occlusion r…DRIVE·May 17·2 min readFollowB01D53/90TOYOTA MOTOR CO LTD [JP]
Exhaust emission control device of internal combustion engineAn exhaust gas purification device of an internal combustion engine arranging a catalyst suitable for reduction of NOx in exhaust gas by ammonia in the presence of excess oxygen in an engine exhaust p…DRIVE·Dec 28·2 min readFollowB01D53/90TOYOTA MOTOR CO LTD [JP]
Exhaust emission control device of internal combustion engineAn exhaust gas purification device of an internal combustion engine arranging a catalyst (22) suitable for reduction of NOx in exhaust gas by ammonia in the presence of excess oxygen in an engine exha…DRIVE·Dec 14·2 min readFollowB01D53/90TOYOTA MOTOR CO LTD [JP]
Exhaust emission control device of internal combustion engineAn exhaust gas purification device of an internal combustion engine arranging a catalyst (22) suitable for reduction of NOx in exhaust gas by ammonia in the presence of excess oxygen in an engine exha…DRIVE·Dec 7·2 min readFollowB01D53/90TOYOTA MOTOR CO LTD [JP]
Exhaust emission control apparatus and method for internal combustion engineAn exhaust emission control apparatus for an internal combustion engine is capable of suppressing a nasty smell due to the hydrogen sulfide generated upon recovery from SOx poisoning. The exhaust emis…DRIVE·Jun 23·2 min readFollowB01D53/90TOYOTA MOTOR CO LTD [JP]
A Method and System for Freeze Protecting Liquid NOx Reductants for Vehicle ApplicationA method and system for freeze protecting liquid NOx reductants in which a liquid NOx reductant carried onboard a vehicle that could be exposed to cold weather conditions is heated by existing thermal…DRIVE·Feb 11·1 min readFollowB01D53/90FORD GLOBAL TECH LLC [US]
EXHAUST EMISSION CONTROL DEVICE OF INTERNAL COMBUSTION ENGINEA catalyst (22) suitable for reduction of the NO in an exhaust gas by ammonia in the presence of excess oxygen is arranged in the exhaust passage (18, 21) of an internal combustion engine. An aqueous …DRIVE·Jun 13·1 min readFollowB01D53/90TOYOTA MOTOR CO LTD [JP]
