137853 ⎘
Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters Selective catalytic reduction [SCR]
Methods and apparatus for injecting atomized fluid
#4202Method of forming a catalyzed selective catalytic reduction filter
#4203Selective catalytic reduction system
#4204System and method for supplying reductants to an emission treatment system
#4205Internal combustion engine with exhaust-gas purification system, and method for purifying the exhaust gas from an internal combustion engine
#4206Marine exhaust valving
#4207Liquid-condition detection element and detection sensor
#4208LNT desulfation strategy with reformer temperature management
#4209Multi-stage system for selective catalytic reduction
#4210Procedure and device to heat a reducing agent generation system
#4211Superheated urea injection for aftertreatment applications
#4212Liquid state detecting apparatus
#4213Engine exhaust emission control device and exhaust emission control method
#4214Marine emissions control
#4215Catalyst arrangement and method of purifying the exhaust gas of internal combustion engines operated under lean conditions
#4216Exhaust gas purifying apparatus
#4217Liquid state detecting apparatus
#4218Exhaust emission purifying apparatus for engine
#4219Exhaust gas purification apparatus of engine
#4220Method and system for controlling catalyst temperature
#4221Method of avoiding undesired NO2 emissions of internal combustion engines
#4222NOreduction in lean burn engine exhaust
#4223Exhaust-gas purification system for the selective catalytic reduction of nitrogen oxides in the lean exhaust gas of internal combustion engines and method of exhaust-gas purification
#4224Freeze protection for on-board vehicle emissions treatment system
#4225Narrow speed range diesel-powered engine system w/ aftertreatment device
#4226Engine control apparatus and engine operating method
#4227NOreduction system for diesel engines, using hydrogen selective catalytic reduction
#4228Exhaust gas purifying apparatus in engine
#4229System and method for monitoring operation of an exhaust gas treatment system
#4230Structure for reducing agent container
#4231Engine system arrangement with on-board ammonia production and exhaust after treatment system
#4232Apparatus for introducing a reducing agent into the exhaust of an internal combustion engine
#4233Mixing element for an exhaust gas system
#4234Reducing agent forming device and exhaust gas control system using the same
#4235Nitrogen oxides purification device
#4236Structure of reducing agent container
#4237LNT-SCR packaging
#4238Method of dispensing fuel into transient flow of an exhaust system
#4239Urea concentration identification device for urea solution
#4240Method and apparatus for adding a reactant to an exhaust gas from an internal combustion engine
#4241Method of removing nitrogen oxides from the exhaust gas of a lean-burn internal combustion engine and exhaust-gas purification system therefor
#4242Flash injector for NH3-SCR NOx aftertreatment
#4243Exhaust purification with on-board ammonia production
#4244Method and apparatus for reducing combustion residues in exhaust gases
#4245Exhaust aftertreatment system using urea water
#4246Exhaust emission purifying apparatus for internal combustion engine
#4247Hybrid catalyst system for exhaust emissions reduction
#4248Automotive diesel exhaust HC dosing valve
#4249Device and method for exhaust gas aftertreatment
#4250Method and apparatus for bubble injection of agent into exhaust gas for use with emission abatement device
#4251Muffling apparatus having exhaust emission purifying function
#4252Method and device for monitoring of a catalyst
#4253Exhaust stream treatment
#4254Heating device and thermal reactor for the heating and gasification of urea
#4255Conversion system for reducing NOemissions
#4256Exhaust emission purifying apparatus for engine
#4257Method and system for regeneration of a catalyst
#4258Exhaust emission purifying apparatus for and exhaust emission purifying method of internal combustion engine
#4259Apparatus, system, and method for intermittently delivering fluid
#4260Continuous reforming of diesel fuel for NOx reduction
#4261Ion exchanger container for a motor vehicle
#4262LNT regeneration strategy over normal truck driving cycle
#4263Method and system for injection of a solution into a gas stream
#4264Radiant combustion reactor
#4265Exhaust system
#4266Method and apparatus for selective catalytic reduction of NOx
#4267Method and apparatus for piezoelectric injection of agent into exhaust gas for use with emission abatement device
#4268System for Injecting Fuel into Diesel Engine Exhaust Pipe
#4269Exhaust gas purification apparatus for engine
#4270Method and apparatus for supplying air to emission abatement device by use of turbocharger
#4271Exhaust emission purifying apparatus for engine
#4272Exhaust gas aftertreatment device for diesel engines of vehicles, preferably passenger cars
#4273Carrier air heating system for SCR
#4274Exhaust emission purifying apparatus and exhaust emission purifying method for engine
#4275Method for operating an internal combustion engine and device for executing the method
#4276Device for heating
#4277Air pollution control system for ocean-going vessels
#4278System and method of NOabatement
#4279Emission control system
#4280Emission abatement systems and methods
#4281PROTECTING DEVICE
#4282Engine driven vehicle with exhaust cleaning
#4283Injection device for the treatment of exhaust fumes from motor vehicles
#4284Method for operating an internal combustion engine and device for executing the method
#4285Exhaust gas purification system of an internal combustion engine and method for purifying the exhaust gases thereof
#4286Exhaust gas mixing system
#4287Integrated NOx and PM reduction devices for the treatment of emissions from internal combustion engines
#4288PISTON-TYPE INTERNAL COMBUSTION ENGINE
#4289Exhaust gas treatment system
#4290Exhaust gas aftertreatment installation and method
#4291Exhaust gas after treatment system, especially for a diesel engine
#4292Process for the catalytic NOx reduction of a thermal engine, and device for said purpose
#4293Reductant distributor for lean NOx trap
#4294Method for after treatment of exhaust gases, and exhaust gas after treatment array
#4295Exhaust gas purifying apparatus and method for controlling it
#4296Multiple reactant multiple catalyst selective catalytic reduction for NOx abatement in internal combustion engines
#4297Exhaust system
#4298Method and apparatus for reducing pollutants in engine exhaust
#4299System for dispensing fuel into an exhaust system of a diesel engine
#4300Method for operating an exhaust-gas treatment device of an internal combustion engine, and device for carrying out the method
#4301Device and method for dosing and transporting dry urea, especially during the implementation of the SCR method in motor vehicles
#4302Apparatus and method for regenerating a particulate filter of an exhaust system of an internal combustion engine
#4303Exhaust treatment systems and methods for using the same
#4304Reducing NO emissions with a staged catalyst
#4305Internal combustion engine fuel supply system
#4306High thermal efficiency Selective Catalytic Reduction (SCR) system
#4307Apparatus and method for cleaning exhaust gas from an internal combustion engine
#4308Device for clearing a supply pipe of a reducing agent that has previously gone from a first phase to a second phase then back again
#4309Device and method for producing ammonia from solid urea pellets
#4310Rotary NOx trap
#4311Zone coated catalyst to simultaneously reduce NOand unreacted ammonia
#4312Emission control system
#4313Diesel exhaust aftertreatment device regeneration system
#4314Liquid aeration delivery apparatus
#4315Valveless dual leg exhaust aftertreatment system
#4316Exhaust gas treatment system and utility vehicle with an exhaust gas treatment system
#4317Hybrid catalyst system for exhaust emissions reduction
#4318System for diagnosing reagent solution quality and emissions catalyst degradation
#4319Dosing pump assembly
#4320Feed device for supplying solid urea granules into an ammonia generator arranged within or outside of an exhaust line
#4321Multistage reductant injection strategy for slipless, high efficiency selective catalytic reduction
#4322Strategy for controlling NOx emissions and ammonia slip in an SCR system using a nonselective NOx/NH3
#4323Internal combustion engine with a fuel reformer and ammonia generator
#4324Device for supplying ammonia to a reduction catalyst arranged in an exhaust system of an internal combustion engine
#4325Exhaust gas purification device of internal combustion engine
#4326Exhaust gas purification device of internal combustion engine
#4327Integrated apparatus for removing pollutants from a fluid stream in a lean-burn environment with heat recovery
#4328Method and apparatus for reducing NOx emissions
#4329Diesel aftertreatment systems
#4330Method for metering a reagent for the emission control of internal combustion engines and device for executing the method
#4331Adsorption based ammonia storage and regeneration system
#4332Device and method for aftertreating exhaust gases
#4333Methods and apparatus for injecting atomized reagent
#4334Exhaust gas system
#4335Exhaust gas purification device of internal combustion engine
#4336Exhaust gas purification device of internal combustion engine
#4337Diesel aftertreatment systems
#4338Device for introducing fuel into an exhaust line
#4339Exhaust gas purification device of internal combustion engine
#4340Process for reducing nitrogen oxides
#4341Injection nozzle for purification
#4342Exhaust system and methods of reducing contaminants in an exhaust stream
#4343Multi-part catalyst system for exhaust treatment elements
#4344Ammonia storage and injection in NOx control
#4345Method of reducing NOx in diesel engine exhaust
#4346Electronic emissions control
#4347Internal combustion engine fuel supply system
#4348Bimodal catalyst-urea SCR system for enhanced NOconversion and durability
#4349Active lean NOx catalyst diagnostics
#4350Method for aftertreatment of exhaust gases of internal combustion engines and corresponding device
#4351Diesel aftertreatment systems
#4352Diesel aftertreatment systems
#4353Device for the dosing of a reducing agent
#4354Electrically heatable liquid line
#4355Exhaust system for enhanced reduction of nitrogen oxides and particulates from diesel engines
#4356Upgraded emissions reduction system
#4357Exhaust gas purification device of internal combustion engine
#4358Catalyzed SCR filter and emission treatment system
#4359Methods and apparatus for small-scale synthesis of ammonia
#4360Motor vehicle having special arrangement of fuel tank, preliminary muffler and reduction agent tank
#4361Reformer system, a method of producing hydrogen in the reformer system, and a method of using the reformer system
#4362Device for metering a urea soulution
#4363Molecular sieve confined noble metal catalyst for CO-SCR denitrification, preparation method and application thereof
#4364Exhaust treatment devices for exhaust aftertreatment system
#4365Hydrogen combustion engine arrangement and method of operating a hydrogen combustion engine arrangement
#4366Systems and methods for monitoring nitrogen dioxide variability in an engine aftertreatment system
#4367Inlet assembly for aftertreatment system
#4368System and method for detecting a failed nitrogen oxide sensor
#4369Electrically heated mixer assembly for an exhaust aftertreatment system
#4370Duct for aftertreatment system
#4371Diesel emissions control system
#4372Aftertreatment system for work vehicle engine system and engine system using same
#4373Engine cold start system and method
#4374Selective catalytic reduction for hydrogen engines
#4375Integrated grommet filter
#4376Urea solution mixing chamber for diesel vehicle
#4377Systems and methods for determining an efficiency value associated with a catalyst member
#4378System, apparatus, and method for diesel exhaust fluid (DEF) dosing
#4379Exhaust burner control for reduced fuel consumption
#4380DEF thawing apparatus and method for diesel engine SCR systems
#4381Desulfation of aftertreatment component
#4382Diesel exhaust fluid injector heater
#4383Electrically-heated mix pipe for processing diesel exhaust fluid in a selective catalytic reduction system
#4384Diesel exhaust fluid
#4385Selective catalytic reduction catalyst pre-heating and exhaust burner air control
#4386Method for controlling exhaust after-treatment system based on NO medium adjustment
#4387Heat transfer device, system and method to boost fuel economy in diesel powered vehicles
#4388Systems and methods for selective catalytic reduction (SCR) failure detection
#4389Methods for operation of an emissions aftertreatment system for NOx control during regeneration of diesel particulate filter
#4390Systems and methods for mixing exhaust gases and reductant in an aftertreatment system
#4391Exhaust system mixer
#4392Aftertreatment systems and methods for treatment of exhaust gas from diesel engine
#4393Systems and methods for mixing exhaust gases and reductant in an aftertreatment system
#4394Modified ferrite catalysts for direct no decomposition and a method of making and using a catalyst
#4395Exhaust aftertreatment component with heat exchanger
#4396Engine and method for exhaust aftertreatment
#4397Exhaust gas aftertreatment system
#4398After treatment system and after treatment method for lean-burn engine
#4399Method to power multiple electric heaters with a single power source
#4400Reductant decomposition reactor chamber
#4401Exhaust gas treatment systems utilizing a plurality of reduced-resistance mixers
#4402CeO-NiO mixed oxide catalysts for direct NOx decomposition
#4403System comprising duel-fuel and after treatment for heavy-heavy duty diesel (HHDD) engines
#4404Method for controlling exhaust gas purification system
#4405Engine temperature control system
#4406Apparatuses and methods for onboard diagnostic monitoring and detection
#4407Engine control for diesel particulate filter efficiency assessment
#4408Diagnostic for a mid-catalyst NH3 sensor
#4409NOreduction using a Zn- and/or Ga-containing catalyst
#4410Sulfur trap