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)
05/1980
05/20/1980US4203407 Internal combustion engine with a sound-reducing encapsulation
05/20/1980CA1077857A1 Internal combustion engine with exhaust cleaning measures
05/13/1980US4202176 Internal combustion engine with an exhaust gas turbocharger formed by an exhaust gas turbine and by a supercharging blower driven thereby
05/13/1980US4202173 Secondary air supplying device of an internal combustion engine
05/13/1980CA1077358A1 Internal combustion engine equipped with an improved air injection system
05/13/1980CA1077354A1 Reed valve assembly for exhaust system secondary air
05/06/1980CA1076959A1 Exhaust system
05/06/1980CA1076754A1 Injectible intumescent mounting material
04/1980
04/30/1980EP0010384A1 Diesel engine exhaust particulate filter with intake throttling incineration control
04/29/1980US4200071 Exhaust gas control system for an internal combustion engine
04/29/1980US4199939 Secondary air supply system for the exhaust system of an internal combustion engine
04/29/1980US4199938 Method of operating a three-way catalyst for internal combustion engines
04/29/1980CA1076683A1 Closed loop fuel control using air injection in open loop modes
04/29/1980CA1076439A2 Exhaust manifold of internal combustion engine
04/29/1980CA1076436A1 Internal combustion engine with exhaust gas recirculation system
04/22/1980US4198817 Exhaust gas diffuser
04/22/1980US4198816 Apparatus for preventing after-fire of an internal combustion engine
04/08/1980US4197217 Three-way catalysts for catalytic exhaust systems
04/01/1980US4196170 Multistage catalytic reactor having a pressure responsive gas flow control valve therein
04/01/1980US4195477 Exhaust port liner for engine
04/01/1980CA1074640A1 Internal combustion engine with emission control systems
03/1980
03/25/1980US4195063 Catalyst element for cleaning exhaust gases
03/25/1980US4194460 Vibration absorbed engine exhaust means for motor propelled boats
03/18/1980CA1073768A1 Internal combustion engine equipped with improved secondary air supply system
03/11/1980US4192846 Exhaust gas purification system for internal combustion engines
03/11/1980US4192141 Exhaust gas purifying system for engines
03/11/1980CA1073364A1 Protection system for exhaust purifying catalytic converter of internal combustion engine
03/11/1980CA1073363A1 Segmented three-way catalyst
03/11/1980CA1073344A1 Gas scrubber
03/11/1980CA1073291A1 Spark-ignition internal combustion engine
03/06/1980WO1980000362A1 Device for purifying exhaust gas of diesel engine
03/04/1980US4191014 Power mode air switching diverter valve
03/04/1980US4191013 Device for purifying exhaust gases from internal combustion engine
03/04/1980CA1072881A1 Exhaust gas reactor for internal combustion engine and its manufacturing method
02/1980
02/26/1980US4190629 Used in mining
02/26/1980US4190559 Metal catalyst support having rectangular cross-section
02/26/1980US4189915 Secondary air supply system for an internal combustion engine
02/19/1980US4188783 Exhaust gas purification device
02/12/1980US4188364 Two-stage catalysis of engine exhaust
02/12/1980US4187678 Marine engine manifold
02/12/1980US4187677 Exhaust port liner support for internal combustion engine
02/12/1980CA1071536A1 Exhaust reaction chamber system of engine construction for holding adiabatic materials in vehicle's exhaust system
02/07/1980WO1980000168A1 Device for purifying exhaust gas of diesel engine
02/07/1980WO1980000125A1 Multistage catalytic reactor
02/05/1980US4186694 Temperature control system of an engine exhaust gas component sensor
01/1980
01/29/1980US4186172 Monolithic catalytic muffler having nondeposit welds
01/29/1980US4185604 Feedback control system for gas flow in internal combustion engine for purpose of exhaust gas purification
01/22/1980US4185074 Catalytic converter with a catalyst bed supporter
01/22/1980US4184566 Marine engine noise suppressor
01/22/1980US4184564 Combination muffler and air filter
01/22/1980US4184328 Air cooled exhaust valve
01/22/1980CA1070245A2 Method and catalytic converter for purifying gases
01/15/1980US4183896 Anti-pollution device for exhaust gases
01/15/1980US4183212 Secondary air control in vehicle exhaust purification system
01/08/1980US4182485 Thermally responsive valve
01/08/1980US4182120 Exhaust systems
01/08/1980CA1069484A1 Non-uniform crimped metal ribbon packed catalyst bed and method using same
01/08/1980CA1069398A1 Air switching diverter valve
01/01/1980US4181514 Dimensional stability, corrosion resistance
01/01/1980US4180975 Secondary air supply system using reed valves
12/1979
12/25/1979US4180544 Catalytic converter having monolith mounting means therein
12/25/1979US4179884 Watercooled exhaust manifold and method of making same
12/25/1979US4179883 Reed valve assembly
12/25/1979US4179882 Apparatus for controlling the amount of secondary air fed into an internal combustion engine
12/18/1979US4178953 Fail safe bypass valve
12/18/1979US4178755 Forced air control valve for exhaust system of internal combustion engine
12/12/1979EP0005862A1 Exhaust gas converter for internal-combustion engines
12/11/1979US4177642 Diverter valve for exhaust system of internal combustion engine
12/11/1979US4177641 Apparatus for cleaning exhaust gas for an internal combustion engine
12/11/1979US4177640 Pollution control
12/04/1979US4177307 Thermal shock resistant ceramic honeycomb structures
12/04/1979CA1067413A1 Integral air switching diverter valve
11/1979
11/27/1979US4175631 Heat absorption means operative at prescribed temperature for suppression of heat transfer from abnormally heated automotive exhaust system to article on board
11/27/1979US4175387 Secondary air supply system for an internal combustion engine
11/27/1979US4175386 Exhaust gas purification apparatus for an internal combustion engine
11/27/1979CA1067014A1 Exhaust gas purifier of an internal combustion engine
11/27/1979CA1067013A1 Method and apparatus for purifying exhaust gas
11/20/1979US4175107 Catalytic exhaust gas purifying device
11/20/1979US4174690 Air-fuel ratio control device
11/20/1979US4174610 Power cruise diverter valve
11/20/1979CA1066626A1 Air-pump system for reciprocating engines
11/20/1979CA1066485A1 Method and means for reducing pollutants from the exhaust of hydrocarbon fuel combustion means
11/13/1979US4173864 Secondary air feed control device
11/13/1979CA1066028A1 Method of improving the operational capacity of three-way catalysts
11/06/1979CA1065714A1 Exhaust manifold of internal combustion engine
11/06/1979CA1065713A1 Exhaust port liner support system for engines
11/06/1979CA1065704A1 Diaphragm type control valve device
10/1979
10/30/1979US4172362 Thermal reactor having collector therein to mix pulsed flows of exhaust and secondary air
10/16/1979CA1064399A1 Apparatus for purifying the effluent gases of internal combustion engines
10/16/1979CA1064341A1 Air-fuel mixture control system for internal combustion engine
10/09/1979US4170629 Method of converting hydrocarbon waste gas streams using a non-uniform crimped metal ribbon packed catalyst bed
10/09/1979US4170112 Internal combustion engine of cleaned exhaust gas
10/02/1979US4169352 Exhaust gas cleaning apparatus of an internal combustion engine
10/02/1979CA1063462A1 Internal combustion engine with integral cylinder head and intake manifold
09/1979
09/25/1979US4169127 Prongs to prevent rotation in receiver
09/25/1979CA1063031A1 Internal combustion engine with control system for secondary air supply
09/18/1979US4167852 Diesel engine exhaust cleaner and burner
09/11/1979US4167163 Sensor monitoring apparatus
09/11/1979CA1062166A1 Forced air control valve for exhaust pipe of internal combustion engine
09/04/1979CA1061720A1 Exhaust gas purifying system having a diaphragm type control valve
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