| Patents for F01N 13 - Exhaust or silencing apparatus characterised by constructional features (23,537) |
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| 04/26/1990 | DE3835841A1 Exhaust converter for an internal combustion engine |
| 04/26/1990 | DE3835545A1 Engine brake in the exhaust manifold |
| 04/25/1990 | EP0364694A1 Process for reducing nitrogen oxides in waste gases with a zeolite containing catalyst |
| 04/24/1990 | US4918923 Internal combustion engine turbosystem and method |
| 04/24/1990 | US4918917 Liquid cooled exhaust flange |
| 04/21/1990 | CA2001193A1 In-line constricted sound-attenuating system |
| 04/19/1990 | WO1990003916A1 Apparatus and method for cooling exhaust in an outboard marine propulsion system |
| 04/18/1990 | EP0363878A2 Catalytic exhaust gas purification device for internal-combustion engines |
| 04/18/1990 | EP0363681A2 Catalyst |
| 04/17/1990 | US4917640 Marine engine exhaust system and method |
| 04/10/1990 | US4914912 Exhaust-manifold heat insulating board |
| 04/10/1990 | US4914911 Marine engine exhaust system with diverter valve and alternate exhaust discharge |
| 04/05/1990 | WO1990003501A1 Self-contained muffler attachment and conversion kit for small two-cycle engines |
| 04/04/1990 | EP0360814A1 Marine engine exhaust assembly |
| 04/03/1990 | US4912930 High performance exhaust system for internal combustion engine |
| 03/29/1990 | DE3908801C1 Shaped casting and apparatus for casting the same |
| 03/29/1990 | DE3838148C1 Exhaust line for a spark ignition internal combustion engine |
| 03/28/1990 | EP0359776A1 Marine engine exhaust muffler assembly |
| 03/27/1990 | US4912776 Process for removal of NOx from fluid streams |
| 03/27/1990 | US4911124 Engines for use with gaseous fuels |
| 03/27/1990 | US4910960 Exhaust control system on internal combustion engine |
| 03/21/1990 | EP0222784B1 Pipe lap joint with collapsible sealing zone and band clamp |
| 03/20/1990 | US4909530 Protecting device for a plastic fuel tank of a motor vehicle |
| 03/20/1990 | US4909348 Stamp formed exhaust muffler with conformal outer shell |
| 03/20/1990 | US4909034 Low speed back pressure generator for affecting torque of an internal combustion engine |
| 03/20/1990 | US4909033 High performance exhaust system for internal combustion engine |
| 03/15/1990 | DE3830073A1 Lambda probe |
| 03/14/1990 | EP0358548A1 Silencing chamber for the exhaust gases of internal-combustion engines |
| 03/14/1990 | CN1040415A Hood for covering over space between v-shaped arranged banks of cylinder of internal combustion engine |
| 03/13/1990 | US4907666 Integral exhaust pipe and bracket for trucks |
| 03/08/1990 | WO1990002251A1 Catalyzer housing and support, in particular for starting catalyzers |
| 03/08/1990 | WO1990002250A1 By-passable catalyzer, in particular disconnectable starting catalyzer |
| 03/07/1990 | EP0356907A2 Carrier body for a catalytic reacter for cleaning exhaust gas |
| 03/07/1990 | EP0356607A1 Stamp formed muffler and catalytic converter assembly |
| 03/07/1990 | EP0282497B1 Exhaust gas pipe fixing device |
| 03/06/1990 | US4906214 Marine propulsion device low-speed exhaust system |
| 03/06/1990 | US4905791 Light weight hybrid exhaust muffler and method of manufacture |
| 03/01/1990 | DE3828644A1 Branched exhaust line of an internal combustion engine |
| 02/28/1990 | EP0356378A2 Exhaust gas manifold of a diesel engine with 9 or 18 cylinders |
| 02/28/1990 | EP0356040A2 Apparatus and method for removing particulate matter from the exhaust gases of an internal combustion engine |
| 02/28/1990 | EP0355729A1 Exhaust device for a multicylinder internal-combustion engine |
| 02/28/1990 | EP0355489A1 Internal combustion engine multi branch exhaust pipe |
| 02/28/1990 | CN1040075A Apparatus and method for removing particulate matter from exhaust gases of internal combustion engine |
| 02/27/1990 | US4903485 Muffler cooling device for V-type engine |
| 02/27/1990 | US4903484 Exhaust dissipator and deflector |
| 02/27/1990 | US4903483 Exhaust system for V-type engine |
| 02/27/1990 | US4903482 Two-stroke otto cycle engines |
| 02/27/1990 | CA1266165A1 Universal bracket assembly |
| 02/22/1990 | WO1990001655A1 Clamp for coupling and sealing pipe joints |
| 02/22/1990 | WO1990001618A1 Apparatus and method for removing particulate matter from the exhaust gases of an internal combustion engine |
| 02/20/1990 | US4902487 Combusting particulate with gas containing no2 |
| 02/20/1990 | US4902024 Spherical sealing body used for the exhaust pipe joints and a method of manufacturing thereof |
| 02/20/1990 | US4901816 Light weight hybrid exhaust muffler |
| 02/20/1990 | US4901815 Stamp formed mufflers |
| 02/20/1990 | US4901528 System for suppressing noise due to exhaust gas from motor vehicle |
| 02/13/1990 | US4900517 Apparatus for the purification of exhaust gas from diesel motors |
| 02/08/1990 | WO1990001109A1 Silencer for combustion exhaust gas |
| 02/08/1990 | DE3826600A1 Exhaust turbocharger with exhaust emission control device |
| 02/08/1990 | DE3826364A1 Branched exhaust line of an internal combustion engine |
| 02/07/1990 | EP0353761A1 Exhaust gas noise muffler |
| 02/07/1990 | EP0353411A2 Heating system for a motor vehicle provided with an air-cooled rear engine |
| 02/01/1990 | DE3825563A1 Surface craft, in particular for military purposes |
| 01/31/1990 | EP0352838A1 Silencer for the exhaust gas of motor vehicle internal combustion engines |
| 01/30/1990 | US4897068 Propeller equipped apparatus for exhaust pipes |
| 01/30/1990 | US4897060 Exhaust system for outboard motors |
| 01/30/1990 | US4896503 Muffling and purifying device for combustion gases of general application |
| 01/25/1990 | WO1990000674A1 Muffler |
| 01/25/1990 | WO1990000673A1 Shroud for covering the space between cylinder rows of a v-shaped internal combustion engine |
| 01/24/1990 | EP0352246A2 Ceramic coating on metal |
| 01/23/1990 | US4895815 Alumina, titania, silica |
| 01/23/1990 | US4894987 Stamp formed muffler and catalytic converter assembly |
| 01/16/1990 | US4893778 Suspension system for an exhaust system of a motor vehicle |
| 01/11/1990 | WO1990000081A1 Exhaust smoke purifier |
| 01/11/1990 | DE3822944A1 Exhaust gas catalyst |
| 01/11/1990 | DE3822669A1 Injection exhaust elbow for IC engine - has pipes combined in pairs into injector chambers, alternately exhausting each other |
| 01/11/1990 | DE3822157A1 Method for the exhaust emission control of diesel engines |
| 01/09/1990 | US4892161 Rotary rock drilling machine |
| 01/09/1990 | US4891940 Muffler cooling structure for liquid-cooled engine system |
| 01/03/1990 | EP0348727A1 Exhaust pipe for multicylinder internal-combustion engine |
| 01/02/1990 | US4891257 Carrier matrix, particularly for a catalytic reactor for the exhaust emission control in the case of internal-combustion engines |
| 01/02/1990 | US4890663 Method for producing a ceramic-coated metallic component |
| 12/28/1989 | WO1989012733A1 An exhaust silencer |
| 12/28/1989 | WO1989012732A1 An exhaust silencer and a method of manufacturing it |
| 12/28/1989 | DE3821468A1 Insulating moulding |
| 12/28/1989 | DE3821194A1 Sealing ring for pipe connections, especially those in exhaust pipes |
| 12/27/1989 | EP0347508A1 Stop-valve for exhaust device or for a similat use |
| 12/19/1989 | US4887692 Noise reducing device for marine propulsion |
| 12/19/1989 | US4887460 Apparatus for measuring the vibrational characteristics of a muffler |
| 12/19/1989 | US4887427 Exhaust particle removing system for an engine |
| 12/12/1989 | US4885911 Internal combustion engine turbosystem and method |
| 12/12/1989 | CA1263844A1 Diesel particulate trap and a method of operating |
| 12/06/1989 | EP0344240A1 Engine with crankcase fumes disposal system |
| 12/05/1989 | US4884657 Muffler |
| 12/05/1989 | US4884400 Exhaust manifold of internal combustion engine |
| 12/05/1989 | US4884399 Exhaust system for rear-engine vehicles |
| 12/05/1989 | US4884398 Method of and apparatus for reducing engine smoke emissions |
| 11/28/1989 | USRE33118 Exhaust processor |
| 11/28/1989 | US4884066 Deterioration detector system for catalyst in use for emission gas purifier |
| 11/21/1989 | US4881614 Motorcycle |
| 11/21/1989 | US4881370 Exhaust device for outboard motor |