| Patents for F01N 13 - Exhaust or silencing apparatus characterised by constructional features (23,537) |
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| 09/21/1993 | US5245933 Heat and smoke remover |
| 09/16/1993 | DE4306397A1 Air intake silencer for IC engine - has housing with inner lining of open pored plastics material and sound absorbent filler around inlet and outlet |
| 09/16/1993 | DE4207583A1 Elastic mounting for vehicle exhaust pipe - has shaped elastomer block with upper mounting axis at right angles to lower flexible clamp for pipe |
| 09/15/1993 | EP0560616A1 Exhaust system |
| 09/15/1993 | EP0559907A1 Self-heating filter |
| 09/15/1993 | CN2142145Y Preventor of exhaust muffler for motor cycle |
| 09/14/1993 | US5245140 Muffler |
| 09/08/1993 | EP0558951A1 Exhaust silencer for internal combustion engines |
| 09/07/1993 | US5241853 Exhaust fume sampling apparatus for a two-stroke gasoline engine with a closed loop engine control unit |
| 09/02/1993 | WO1993016787A1 Gas treatment reductor catalytic systems and oxygen generating catalytic exhaust pipe |
| 09/02/1993 | WO1993016785A1 Catalytic vessel |
| 09/02/1993 | CA2130811A1 Catalytic vessel |
| 09/01/1993 | EP0558452A1 Purification of combustion gases |
| 09/01/1993 | EP0557597A1 Thermal and acoustic insulating laminate |
| 09/01/1993 | EP0333815B1 An exhaust gas apparatus for internal combustion engines provided with a device for housing filters designed to trap solid particles and unburned hydrocarbons entrained in exhaust gases |
| 08/31/1993 | US5239956 Internal combustion engine cylinder heads and similar articles of manufacture and methods of manufacturing same |
| 08/31/1993 | US5239826 Exhaust system for engine |
| 08/31/1993 | US5239825 Exhaust emission control device for outboard motor |
| 08/26/1993 | DE4205581A1 Exhaust pipe with adjustable throttle element - which has several shaped bodies determining free flow cross section |
| 08/26/1993 | DE4205454A1 Connector for flanged pipe elbow to cylinder head - uses rail with undercut on cylinder head, with flange on elbow inserted into and clamped in undercut |
| 08/26/1993 | DE4205134A1 Filter mechanism for cleaning exhaust gases, esp. from diesel engines - includes changeover valves at inlets to filter elements to allow these to be fed with exhaust gas or regeneration medium in required sequence |
| 08/25/1993 | EP0556854A1 Exhaust emission control system |
| 08/25/1993 | EP0556846A1 Exhaust silencer for diesel engines, particularly for commercial vehicles |
| 08/25/1993 | CN2140961Y Disassembly silencing filter in exhaust pipes |
| 08/24/1993 | CA1321611C Clamp for coupling and sealing pipe joints |
| 08/24/1993 | CA1321516C Exhaust-manifold heat insulating board |
| 08/19/1993 | WO1993016272A1 Internal combustion engine intake and exhaust systems |
| 08/19/1993 | WO1993015950A1 Propeller arrangement for a marine propulsion unit |
| 08/19/1993 | DE4203998A1 Heat protective sleeve for IC engine exhaust manifold - uses heat insulating material impregnated with water glass solution to produce bending-resistant shaped bodies. |
| 08/18/1993 | EP0556129A1 Exhaust duct with a catalytic wall, for internal combustion engines |
| 08/17/1993 | US5236330 Measuring the oxygen content in the combustion products gas stream |
| 08/12/1993 | DE4303586A1 Exhaust emission controller for IC engine - has tubular filter elements with regenerative heaters embedded in thickened walls and mounted in tubular housing |
| 08/12/1993 | DE4203807A1 Catalytic nitrogen oxide(s) redn. appts. for vehicles - comprises flow mixer urea evaporator hydrolysis catalyst, for exhaust gas treatment |
| 08/11/1993 | EP0554875A1 Exhaust system for two-cycle internal combustion engines |
| 08/10/1993 | US5234364 Exhaust system for small planing boat |
| 08/10/1993 | US5233832 Damped heat shield |
| 08/10/1993 | US5233831 Exhaust control system for internal combustion engine |
| 08/10/1993 | US5233830 Exhaust gas purification system for an internal combustion engine |
| 08/10/1993 | US5233829 Exhaust system for internal combustion engine |
| 08/05/1993 | DE4202808A1 Flexible line element for vehicle exhaust gas line with helix-shaped or corrugated bellows - has metallic hose arranged in it having outer dia. smaller than clearance cross-section of bellows and their respective ends are connected together for exhaust line |
| 08/04/1993 | EP0553619A1 Exhaust system for an armoured vehicle |
| 08/04/1993 | EP0543910A4 Header assembly for internal combustion engine and method |
| 08/03/1993 | US5233137 Active noise cancellation muffler for a motor vehicle |
| 08/03/1993 | US5232387 Exhaust device for a four-cycle outboard motor |
| 08/03/1993 | CA1320910C Regenerable desiccant cartridge for automotive muffler |
| 07/29/1993 | DE4202079A1 Exhaust for vehicle IC engine - has inner and outer pipes spaced by thin walled metal membrane |
| 07/22/1993 | WO1993014305A1 Process for monitoring a catalytic exhaust gas purifying system of an internal combustion engine |
| 07/22/1993 | DE4301286A1 Catalyst element for ship drive equipment - involves propeller shaft and housing contg exhaust gas inlet and outlet and support catalyst element which can be orientated between first and second orientations |
| 07/22/1993 | DE4201426A1 Wire mesh inner wall elements for exhaust gas cleaning device - has wire mesh stiffened by corrugations running parallel to its weft or warp to avoid vibration due to pulsations in exhaust gas pressure |
| 07/22/1993 | DE4201136A1 Verfahren zur ueberwachung einer katalytischen abgasreinigungsanlage eines verbrennungsmotors Process for the catalytic emission control system ueberwachung a combustion engine |
| 07/22/1993 | CA2083426A1 Catalytic element for marine propulsion device |
| 07/20/1993 | US5229557 Rigidified muffler assembly |
| 07/20/1993 | US5228892 Exhaust emission control device |
| 07/20/1993 | US5228891 Regenerable diesel exhaust filter |
| 07/20/1993 | US5228876 Marine exhaust system component |
| 07/20/1993 | US5228726 Exhaust system clamp |
| 07/20/1993 | US5228530 Muffler system for an engine disposed rearwardly of a vehicle |
| 07/20/1993 | CA2017564C Flexible exhaust coupling |
| 07/15/1993 | DE4200611A1 Exhaust gas manifold for vehicle IC engine - has branch pipes of equal length to minimise time between engine start and catalytic converter activation. |
| 07/14/1993 | EP0550562A1 Trap apparatus with bypass |
| 07/13/1993 | CA1320136C Muffler with drain holes |
| 07/13/1993 | CA1320079C Exhaust heated crankcase for 2-cycle marine engine |
| 07/08/1993 | WO1993013848A1 Regenerable diesel exhaust filter |
| 07/08/1993 | WO1993013303A1 A filter unit and a filter body for filtering exhaust gas from diesel engines |
| 07/08/1993 | WO1993012863A1 Exhaust emission control device in internal combustion engine |
| 07/08/1993 | CA2105482A1 Regenerable diesel exhaust filter |
| 07/06/1993 | US5224739 Device for connecting a tailpipe to an exhaust pipe |
| 07/06/1993 | US5224335 Exhaust emission control apparatus for internal combustion engine |
| 07/06/1993 | US5224334 Low NOx cogeneration process and system |
| 07/01/1993 | DE4243115A1 Flexible tube for vibration damping in exhaust system of motor vehicle - contains corrugated tube, with corrugations at different heights in different directions, enclosed in hose with metallic loops |
| 06/30/1993 | EP0548287A1 Filter assembly for gas analyser |
| 06/29/1993 | US5223009 Exhaust gas equipment for an internal combustion engine |
| 06/24/1993 | WO1993012328A1 Silencer, in particular for internal combustion engines |
| 06/24/1993 | WO1993011934A1 Plated steel sheet |
| 06/24/1993 | DE4142360A1 Double wall exhaust pipe for vehicle engine - has sealed cavity filled with insulating and cooling material |
| 06/24/1993 | DE4141938A1 Plattiertes stahlblech Plated sheet steel |
| 06/22/1993 | US5220789 Integral unitary manifold-muffler-catalyst device |
| 06/17/1993 | DE4234682A1 Outboard motor unit with underwater exhaust - has catalytic converter in pipe between boat engine and exhaust outlet |
| 06/09/1993 | DE4214183A1 Exhaust gas treatment for IC (diesel) engine - has reducing catalyst for nitrogen oxide with ammonia addition, and downstream oxidative catalyst |
| 06/09/1993 | DE4139771A1 Shaped heat-proof foam material - contains at least 50 vol. per cent graphite with outer metallic homogeneously closed coating |
| 06/09/1993 | DE4139717A1 Exhaust gas system for vehicle - uses rubber carrier ring to support housing at centre of gravity. |
| 06/08/1993 | US5216883 Header assembly for internal combustion engine and method |
| 06/08/1993 | US5216880 Catalytic converter heater control system for internal combustion engine |
| 06/08/1993 | US5216809 Acoustic muffler with one-piece housing |
| 06/03/1993 | DE4207048C1 Double wall exhaust pipe for IC engine - has two types of tube sections, with different profiles, with c-profile sections supported on stop edges of inner wall |
| 06/03/1993 | DE4139291A1 Driving IC engine with exhaust driven turbocharger - intermittently adding extra fuel and/or air upstream of turbine with electrically-heated catalytic firing |
| 06/02/1993 | EP0543910A1 Header assembly for internal combustion engine and method |
| 05/27/1993 | WO1993010339A1 A variable exhaust system for an internal combustion engine |
| 05/27/1993 | WO1992022736A3 Improved internal combustion engine cylinder heads and similar articles of manufacture and methods of manufacturing same |
| 05/27/1993 | DE4206248C1 Exhaust manifold for IC engine cylinder bank - has gas guide duct as cylindrical, slit pipe made of rectangular sheet metal blank |
| 05/26/1993 | EP0543715A1 Compensator coupling for exhaust pipes, especially for motor vehicles |
| 05/26/1993 | EP0542738A1 Exhaust coupling |
| 05/25/1993 | US5214253 Automotive exhaust system |
| 05/25/1993 | US5213068 Arrangement for connecting pressure medium systems to cylinder head in big diesel engines |
| 05/25/1993 | US5212949 Exhaust gas cleaning system for a marine propulsion unit |
| 05/25/1993 | US5212948 Trap apparatus with bypass |
| 05/23/1993 | CA2083464A1 Device for linking swing joint elements of an exhaust line, especially of a motor vehicle |
| 05/19/1993 | EP0542452A1 Improvements in connecting pressure medium systems to the cylinder head of an I.C. engine |
| 05/19/1993 | EP0542169A1 Silencer for a screw compressor |
| 05/19/1993 | EP0542124A1 Silencer |