| Patents for F01N 13 - Exhaust or silencing apparatus characterised by constructional features (23,537) |
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| 06/06/1989 | US4835851 Clamp apparatus for tubular members |
| 06/01/1989 | WO1989004915A2 Automotive exhaust system with resin muffler associated with exhaust gas cooling system |
| 06/01/1989 | DE3837677A1 Silencer functioning at high operating temperatures, especially for a motor vehicle internal combustion engine |
| 05/31/1989 | EP0318462A2 Exhaust processor |
| 05/31/1989 | EP0318457A1 Arrangement for fixing the exhaust device to the exhaust manifold of an internal-combustion engine |
| 05/31/1989 | EP0318232A1 Insulated pipe |
| 05/30/1989 | US4834683 Apparatus for reducing exhaust gas pressure in outboard and inboard/outboard motors |
| 05/30/1989 | US4834550 Apparatus for testing heat-insulating tubular member |
| 05/30/1989 | CA1254841A1 Manifold exhaust processor |
| 05/24/1989 | EP0316637A1 Housing for an exhaust gas-cleaning device |
| 05/24/1989 | EP0218062B1 Support matrix, particularly for a catalytic reactor for purifying exhaust gases of internal-combustion engines |
| 05/24/1989 | DE3837173A1 Exhaust gas silencer |
| 05/24/1989 | DE3804559A1 Entry funnel for devices flowed through by gas |
| 05/23/1989 | US4832998 Honeycomb body, especially a catalyst carrier body having sheet metal layers twisted in opposite directions and a method for producing the same |
| 05/23/1989 | US4831824 Manifold and manufacturing method thereof |
| 05/23/1989 | US4831822 Exhaust system for marine engine |
| 05/23/1989 | CA1254448A1 Marine propulsion device bellows assembly |
| 05/18/1989 | DE3832987A1 Silencer for internal combustion engines |
| 05/17/1989 | EP0315804A1 Muffler hanger for a motor vehicle |
| 05/11/1989 | DE3736642A1 Method for separating soot from off-gases, involving desulphurisation and catalysis |
| 05/11/1989 | DE3736329A1 Gasket (sealing ring) for exhaust pipe |
| 05/09/1989 | US4828807 Method for the purification of exhaust gas from diesel motors |
| 05/09/1989 | US4827715 Crankcase fumes disposal system |
| 05/05/1989 | WO1989003929A1 Exhaust gas treatment for a two stroke engine |
| 05/05/1989 | WO1989003472A3 A silencer device for exhausts of motors and similar, with acoustic interference |
| 05/05/1989 | WO1989001566A3 Particulate filter module |
| 05/03/1989 | EP0183799B1 Flexible joint for pipes |
| 05/02/1989 | US4825652 Smoke reduction system |
| 04/27/1989 | DE3834499A1 Method and apparatus for the oxidation of carbon black in diesel engines |
| 04/27/1989 | DE3735059A1 Device for protection in the outlet region of a pipe |
| 04/27/1989 | DE3734616A1 Piston engines with method for improving the reaction in engine combustion chambers and secondary reaction systems |
| 04/25/1989 | US4824409 Marine vessel with internal combustion engine having an exhaust pipe. |
| 04/25/1989 | US4824056 Suspension system hanger means formed by cold forming processes |
| 04/25/1989 | CA1252990A1 Method and apparatus for forming an air gap pipe |
| 04/20/1989 | WO1989003472A2 A silencer device for exhausts of motors and similar, with acoustic interference |
| 04/19/1989 | EP0312251A1 Exhaust manifold |
| 04/19/1989 | EP0311992A1 Method and device for soot oxidation in diesel engines |
| 04/18/1989 | US4821840 Stamp formed exhaust muffler with conformal outer shell |
| 04/18/1989 | US4821691 Portable engine unit |
| 04/18/1989 | US4821629 Dynamically balanced exhaust pipe cap |
| 04/18/1989 | US4821391 Machine for forming automotive muffler mechanical lock joint |
| 04/13/1989 | DE3832728A1 Pipe with a sealing flange for the exhaust gases of a vehicle engine |
| 04/13/1989 | DE3733614A1 Commercial vehicle with a diesel engine and an exhaust emission control system |
| 04/13/1989 | DE3733501A1 Process for reducing emissions in the operation of stationary internal-combustion engines |
| 04/12/1989 | EP0310751A2 Stamp formed muffler with multiple low frequency resonating chambers |
| 04/12/1989 | CN1003877B Blow-off pipes of internal combustion engine with multi-cylinder and superharging pistons |
| 04/11/1989 | US4820492 Apparatus for denitration |
| 04/11/1989 | US4819428 Exhaust system for an internal combustion engine |
| 04/11/1989 | CA1252393A1 Microprocessor controlled diesel particulate trap system |
| 04/06/1989 | WO1989002978A1 Catalyzer with flow guiding body |
| 04/06/1989 | WO1989002977A1 Filter for the abatement of solid particles and unburned hydrocarbons entrained in the exhaust gases from internal combustion engines |
| 04/06/1989 | WO1989002778A1 An exhaust system for internal combustion engines provided with a device for housing filters designed to trap solid particles and unburned hydrocarbons entrained in exhaust gases |
| 04/05/1989 | EP0309776A2 Covering for construction elements and its manufacturing process |
| 04/04/1989 | US4817909 Elastomeric hanger structure |
| 04/04/1989 | US4817374 Exhaust control device of engine |
| 03/30/1989 | DE3729683A1 Device for aftertreatment of the exhaust gases of small two-stroke spark ignition engines, and method for its manufacture |
| 03/28/1989 | US4815284 Exhaust manifold device |
| 03/28/1989 | US4815274 Exhaust systems for multi-cylinder internal combustion engines |
| 03/23/1989 | DE3828516C1 Soot particle filter regeneration - in which particles in filter for diesel engine exhaust fumes are burned off to regenerate filter by exothermic reaction |
| 03/23/1989 | DE3804105C1 Multilayered corrugated hose, in particular exhaust-gas corrugated hose |
| 03/22/1989 | EP0307898A2 Exhaust gas control device for motorcycles |
| 03/21/1989 | US4813720 Band clamp with improved clamping arrangement |
| 03/21/1989 | US4813687 Gasket assembly |
| 03/21/1989 | US4813233 Diesel particulate traps |
| 03/21/1989 | US4813232 Exhaust device for internal combustion engine |
| 03/16/1989 | DE3729994A1 Apparatus for the catalytic purification of exhaust gases |
| 03/15/1989 | EP0306705A2 Support structure for producing a catalytic reactor for purifying exhaust gas |
| 03/15/1989 | EP0306582A1 Suspension device for the exhaust system of an internal-combustion engine |
| 03/15/1989 | EP0236295B1 A filtering device for vehicle exhaust |
| 03/14/1989 | US4811560 Exhaust system for marine propulsion |
| 03/08/1989 | EP0306049A2 Particule-burning device for the exhaust apparatus of a diesel engine |
| 03/08/1989 | EP0305891A1 Conduit element for exhaust gas systems |
| 03/07/1989 | US4809800 Exhaust system for vehicle |
| 03/07/1989 | CA1250809A1 Device for purifying the exhaust gases of diesel engines |
| 03/02/1989 | DE3727915A1 Articulated connection |
| 03/01/1989 | EP0304776A2 Reinforced metallic honeycomb structure |
| 02/28/1989 | US4807436 Arrangement for the mounting of exhaust gas lines |
| 02/23/1989 | WO1989001566A2 Particulate filter module |
| 02/23/1989 | DE3809210C1 Corrugated hose, in particular waste-gas corrugated hose and method of manufacturing it |
| 02/22/1989 | EP0303754A1 Exhaust filter for compression ignition engines |
| 02/21/1989 | US4806726 Apparatus for machining a bent elongated member of variable configuration |
| 02/21/1989 | EP0293430A4 Band clamp with oversize bolt holes. |
| 02/16/1989 | DE3726164A1 Device for raising the exhaust gas temperature of a diesel engine to the burn-off temperature of a soot burn-off filter arranged in the exhaust line |
| 02/16/1989 | DE3726163A1 Device for raising the exhaust gas temperature of a diesel engine to the burn-off temperature of a soot burn-off filter arranged in the exhaust line |
| 02/15/1989 | EP0303068A2 Flange connection with a multi-layer seal |
| 02/09/1989 | DE3822620A1 Protective device for a plastic fuel tank of an engine |
| 02/07/1989 | US4803189 Layers of curved metal sheets; minimizes thermal stresses |
| 02/07/1989 | US4802698 Joint means having flanges |
| 01/31/1989 | US4801283 Mixing tube assembly for marine propulsion system |
| 01/31/1989 | US4800720 Exhaust system for internal combustion engine |
| 01/31/1989 | US4800719 Exhaust system |
| 01/26/1989 | DE3723863A1 Multicylinder piston engines with method for improving the reaction in engine combustion chambers and secondary reaction systems |
| 01/24/1989 | US4799905 Water jacketed exhaust relief system for marine propulsion devices |
| 01/19/1989 | DE3722636A1 Apparatus for exhaust gas and flue gas purification with or without filtering media, also for retaining, e.g., additives and catalysts |
| 01/12/1989 | WO1989000237A1 Method and apparatus for control of fluids |
| 01/12/1989 | DE3721810A1 Exhaust system for an internal combustion engine with two banks of cylinders |
| 01/12/1989 | DE3721608A1 Exhaust manifold |
| 01/11/1989 | EP0298815A1 Flexible coupling |
| 01/11/1989 | EP0144322B1 Mounting arrangement for an exhaust system |
| 01/10/1989 | US4796841 Fabric reinforced rubber product having molded isolator bushings |