Engine system with low and high NOx generation algorithms and method of operating same

Method and apparatus for operating an internal combustion engine having exhaust gas turbocharging

Nitrogen oxides purification device

Apparatus, system, and method for estimating ash accumulation

Method of dispensing fuel into transient flow of an exhaust system

Hybrid catalyst system for exhaust emissions reduction

Automotive diesel exhaust HC dosing valve

Methods and systems for controlling internal combustion engines

Device and method for exhaust gas aftertreatment

Fuel supply system and fuel supply method for exhaust purifying catalyst device in internal combustion engine

Control device and control method to exhaust purification device

Hybrid system comprising HC-SCR, NOx-trapping, and NH3-SCR for exhaust emission reduction

Method and device for monitoring of a catalyst

Exhaust stream treatment

Exhaust gas purifying device for an internal combustion engine

Conversion system for reducing NOemissions

Exhaust emission purifying apparatus for engine

Enhanced post injection control system for diesel particulate filters

Apparatus, system, and method for intermittently delivering fluid

Continuous reforming of diesel fuel for NOx reduction

LNT regeneration strategy over normal truck driving cycle

Exhaust purification with on-board ammonia production

Exhaust aftertreatment system and method of use for lean burn internal combustion engines

Method and apparatus for piezoelectric injection of agent into exhaust gas for use with emission abatement device

Process and apparatus for catalytic conversion of hydrocarbons for generating a gas rich in hydrogen

System for Injecting Fuel into Diesel Engine Exhaust Pipe

Exhaust system for lean burn IC engine including particulate filter and NOabsorbent

Fuel fractionation method and fuel fractionation apparatus for internal combustion engine

Method and apparatus for supplying air to emission abatement device by use of turbocharger

Exhaust purifying apparatus and exhaust purifying method for internal combustion engine

System and methods for improved emission control of internal combustion engines using pulsed fuel flow

Exhaust gas purifier for internal combustion engine

Motor vehicle with a cryotank

Exhaust gas purifying apparatus for internal combustion engine

Treatment of nox sorber regeneration gas

Method for testing catalytic converter durability

Emission abatement systems and methods

NOx adsorber and method of regenerating same

PISTON-TYPE INTERNAL COMBUSTION ENGINE

Regeneration control for diesel particulate filter for treating diesel engine exhaust

Combination emission abatement assembly and method of operarting the same

Exhaust gas aftertreatment installation and method

Strategy for quenching incipient combustion of residual homogeneous charges during compession strokes in a diesel engine

Motor vehicle provided with a diesel propulsion engine

Filter desulfation system and method

Reductant distributor for lean NOx trap

Exhaust gas purifying apparatus and method for controlling it

Multiple reactant multiple catalyst selective catalytic reduction for NOx abatement in internal combustion engines

Method and apparatus for reducing pollutants in engine exhaust

Exhaust gas purification device for an internal combustion engine and exhaust gas purification method for an internal combustion engine

System for dispensing fuel into an exhaust system of a diesel engine

Engine self-diagnosis system

Exhaust purification with on-board ammonia production

Method for the post-injection of hydrocarbon-, alcohol- and/or reducing-agent-type regeneration solution (e.g. diesel fuel and/or urea and/or ammoniacal solution) for the regeneration of diesel engine exhaust gas filtration systems

Engine exhaust gas cleaning method and system

Method for regenerating a particle trap and exhaust system

Apparatus and method for regenerating a particulate filter of an exhaust system of an internal combustion engine

Reducing NO emissions with a staged catalyst

Exhaust system for an internal combustion engine

Exhaust purification device of compression ignition type internal combustion engine

Apparatus and method for filtering particulate and NOx emissions

Internal combustion engine fuel supply system

Exhaust purification device of compression ignition type internal combustion engine

Management of thermal fluctuations in lean NOx adsorber aftertreatment systems

Integrated system for reducing fuel consumption and emissions in an internal combustion engine

Accumulating amount estimating device detecting differential pressure of filter

Rotary NOx trap

Exhaust purification device and exhaust purification method of internal combustion engine

Apparatus and method for preventing overheating of exhaust purification filter

Diesel exhaust aftertreatment device regeneration system

Valveless dual leg exhaust aftertreatment system

Hybrid catalyst system for exhaust emissions reduction

Method for metering a fuel into an exhaust duct of an internal combustion engine and a device for implementing the method

Exhaust gas control apparatus and exhaust gas control method for internal combustion engine

Honeycomb body and method for treating a fluid

Integrated apparatus for removing pollutants from a fluid stream in a lean-burn environment with heat recovery

Diesel aftertreatment systems

Temperature swing adsorption and selective catalytic reduction NOx removal system

Device and method for aftertreating exhaust gases

Exhaust after-treatment system for a lean burn internal combustion engine

Methods and apparatus for injecting atomized reagent

Bypass controlled regeneration of NOx adsorbers

Exhaust gas cleaning device

Diesel aftertreatment systems

System and method for purifying an exhaust gas

Device for introducing fuel into an exhaust line

Exhaust gas aftertreatment systems

Methods of producing cermet materials and methods of utilizing same

Precat-NOx adsorber exhaust aftertreatment system for internal combustion engines

Exhaust gas purifying apparatus for internal combustion engine

Exhaust gas-purifying apparatus

Sensor device for exhaust gases of internal combustion engines and operating and analyzing method

Device for producing a reducing agent/exhaust gas mixture and exhaust gas purification system

Internal combustion engine with NOx adsorber

Multi-part catalyst system for exhaust treatment elements

Emissions treatment system with NSR and SCR catalysts

Method of reducing NOx in diesel engine exhaust

Motor vehicle equipped with a diesel propulison engine

Internal combustion engine fuel supply system

Sulfur purge control method and exhaust gas purifying system

Active lean NOx catalyst diagnostics

Method and system for regenerating NOadsorbers and/or particulate filters

Diagnosis of a urea SCR catalytic system

Method for aftertreatment of exhaust gases of internal combustion engines and corresponding device

Diesel aftertreatment systems

Diesel aftertreatment systems

Exhaust gas aftertreatment systems

Internal combustion engine with NOadsorber

Exhaust gas purifcation apparatus of internal combustion engine and catalyst for purifying exhaust gas of internal combustion engine

Control method and system for diesel particulate filter regeneration

Air fuel ratio control apparatus for an internal combustion engine

Apparatus and method for operating a fuel reformer to regenerate a DPNR device

Diesel aftertreatment systems

Electrically heatable liquid line

Exhaust gas purifying system for internal combustion engine

Exhaust system for enhanced reduction of nitrogen oxides and particulates from diesel engines

Exhaust control apparatus of internal combustion engine and exhaust gas flow amount estimating method

Reformer system, a method of producing hydrogen in the reformer system, and a method of using the reformer system

Method and apparatus for delivery of supplemental material to an exhaust gas feedstream with supplemental air assistance

Method for regenerating an exhaust gas filtering device for diesel engine and device therefor

Compact dual leg NOx absorber catalyst device and system and method of using the same

System and method for engine cold start

Estimating biodiesel blend using virtual sensors and virtual sensing methods

Aftertreatment for alcohol fuel substituted diesel engines

Logic for improved delta pressure based soot estimation on low restriction particulate filters

Logic for improved delta pressure based soot estimation on low restriction particulate filters

System and method for in-cylinder dosing (ICD) for an engine

Exhaust system combustion for rapid catalyst heating

System, apparatus, and method for diesel exhaust fluid (DEF) dosing

Method and system for determining internal temperature of a mid-brick catalyst for machine control

Methods for operation of an emissions aftertreatment system for NOx control during regeneration of diesel particulate filter

Device and method for reducing emissions from an internal combustion engine

Exhaust after-treatment system for diesel internal combustion engines

Low-cost, thermally controlled inlet reductant dosing unit