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5332554 Exhaust purifying catalyst for use in an internal combustion engine and method of manufacturing same  
An exhaust gas purifying catalyst for use in an internal combustion engine includes a porous monolithic carrier, a catalyst coating layer formed on a surface of the monolithic carrier and...
5331810 Low thermal capacitance exhaust system for an internal combustion engine  
A low thermal capacitance exhaust pipe has a plurality of sections connected by an expansion joint to relieve thermal stress.
5322672 Electrically conductive honeycomb body, and method of monitoring and operating it as an exhaust gas catalyst carrier body  
A honeycomb body assembly, in particular a catalyst carrier body, comprises at least one electrically heatable honeycomb body having layered metal sheets forming a stack with a plurality of...
5322671 Catalytic vessel  
A catalyst vessel including an inlet at an upstream end, a plurality of catalytic chambers located downstream of the conduit, wherein at least two chambers are connected by a plate having one or...
5318757 Honeycomb heater and catalytic converter  
A honeycomb heater has a honeycomb structure having a number of passages defined by partition walls, at least two electrodes in electrical contact with the honeycomb structure, a catalyst...
5316738 Exhaust gas converter device  
Poisoning-preventive and poisoning-resistant materials including: a poisoning-preventive layer-possessing support comprising a support and, formed thereon, a poisoning-preventive layer having a...
5308591 Core body for catalytic converter  
The disclosure relates to an improved catalytic converter core which is characterized by a plurality of spaced rigid centrally located pins about which are wrapped a plurality of corrugated thin...
5306470 Conical microlith catalytic reaction system  
A conical microlith catalyst reaction system for use in automotive catalytic converters or gas turbine catalytic combustors advantageously utilizes a microlith catalyst bed formed from a wire cloth...
5304351 Semi-oval shaped carrier having excellent thermal stress resistance and thermal fatigue resistance for automobile exhaust gas-purifying catalyst  
A semi-oval shaped metallic carrier having an excellent thermal stress resistance and thermal fatigue resistance and used for an automobile exhaust gas-purifying catalyst, in which the carrier is...
5302355 Exhaust purifying device and method of producing the same  
In an exhaust purifying device for an internal combustion engine, a honeycomb core is constituted by a single webbing which is implemented as foil of stainless steel. The webbing is made up of a...
5293743 Low thermal capacitance exhaust processor  
An exhaust processor assembly includes an exhaust pipe and a substrate for treating emissions contained in combustion product emitted from an engine exhaust. The assembly also includes a second...
5290522 Catalytic converter mounting mat  
The present invention relates to a catalytic converter including a nonwoven mat comprising shot-free, high strength, magnesium aluminosilicate glass fiber.
5286460 Method of operating catalytic converter  
In a catalytic converter operating method according to the present invention, a heater is energized at a predetermined power level or above and thereby heated substantially concurrently with the...
5277026 Internal combustion engine exhaust system  
In an exhaust system for an internal combustion engine having a main exhaust conduit with a catalytic converter arranged remote from the engine and a bypass exhaust conduit which includes a...
5272875 Catalytic converter for an internal combustion engine  
A catalytic converter for use in the gas exhaust system of an internal combustion engine. The converter includes two honeycomb cores which are disposed in the direction of the exhaust gas flow in...
5265419 Soot-particle filter for after-treatment of the exhaust gases of diesel engines  
The invention relates to a soot-particle filter for after-treatment of the exhaust gases of diesel engines by oxidation and the supply of thermal energy. Exhaust-gas-permeable supporting tubes...
5258164 Electrically regenerable diesel particulate trap  
An electrically regenerable diesel particulate trap or filter comprising an electrically resistive expanded metal sheet or sleeve which when energized heats the filter element to a temperature...
5246672 Spiral wound microlith catalyst bed  
A microlith catalyst bed for use in automotive catalytic converters or gas turbine catalytic combustors. The microlith catalyst bed of the present invention advantageously utilizes a wire cloth...
5243819 Exhaust gas cleaning device for diesel engines  
An exhaust gas cleaning device for diesel engines has an exhaust gas soot filter (2) with a filter body (6) that is supported in a housing (4) and is regenerated by combustion of the soot when its...
5229080 Resistance adjusting type heater and catalytic converter  
A resistance adjusting type heater including a honeycomb structure with at least two electrodes provided thereon to supply a current to the honeycomb structure and with resistance adjusting...
5218817 Method and apparatus of purifying exhaust gas from internal combustion engine  
A catalyst body having carried in a carrier a three way conversion catalyst is disposed inside an exhaust pipe near an exit to the atmosphere. An internal combustion engine is operated in a rich...
5215722 Catalytic converter with electrically resistive catalyst support  
A catalytic converter includes a housing and a catalyst support disposed in the housing. The catalyst support includes a central electrode, a generally cylindrical honeycomb structure and a hollow...
5215724 Sintered composite filter  
A filter for removing impurities from waste gases, and especially from the waste gases of an internal combustion engine, includes a filter body consisting of a plurality of compression moulded,...
5211012 Catalytic converter housing, particularly for starting catalytic converters, and associated catalyst carrier body  
A housing assembly includes a catalyst carrier body having a given cross section, a given maximum length and a given maximum width. A housing has an interior and a cross section being larger than...
5203165 Method for the lambda control of an internal combustion engine having a catalyzer  
The invention is directed to a method for lambda control of an internal combustion engine having a catalyzer and a measuring probe arrangement in front of the catalyzer for emitting a measuring...
5204066 Method of operating catalytic converter  
In a catalytic converter operating method according to the present invention, a heater is energized at a predetermined power level or above and thereby heated substantially concurrently with the...
5195607 Exhaust system for automotive engine  
A dual type exhaust system is used in an automobile having an internal combustion engine with transversely mounted front and rear rows of cylinders. Two exhaust pipe assemblies extend from the...
5193341 Arrangement for removing oxidizable or combustible particles from exhaust gases  
The invention relates to a device for removing soot particles from exhaust gases of a diesel engine. To this end, the exhaust pipe (15) of the diesel engine (1) is connected to a vortex tube (2)...
5190732 Catalyst with a double casing system  
An encased catalyst, especially for motor vehicles, includes at least one metal honeycomb catalyst carrier body through which exhaust gas can pass. At least one inner jacket tube carries the at...
5185998 Catalytic converter accessory apparatus  
The present invention features an automotive catalytic converter accessory device for improving the converter's efficiency and operational life. The accessory device has a housing disposed in the...
5184464 Noise and emmission control apparatus  
Improved noise and emission control apparatus for use with an internal combustion engine which include an enclosed cylindrical housing. Mounted in the housing is: noise reduction apparatus,...
5177960 Metal-made carrier body for exhaust gas  
A metal-made carrier body, for carrying thereon an exhaust gas cleaning catalyst, is in the form of a multi-layered composite body composed of at least sheet-like metal band and a corrugated metal...
5174968 Structure for electrically heatable catalytic core  
There is provided an improved electrically heatable core for an electrically heatable catalytic converter. The core is characterized by corrugated thin metal strips and flat thin metal strips in...
5171341 Concentric-tube diesel particulate filter  
An efficient, economical, compact diesel particulate filter comprising a casing with a plurality of concentric, spaced, perforated, supported, substantially rigid tubes substantially filling the...
5169604 Catalytic converter with replaceable carrier assembly  
An apparatus for effecting high temperature catalytic conversion treatment of combustion exhaust gasses flowing in an exhaust path of an industrial installation which comprises a housing assembly...
H001113 Apparatus for supplying power to electrically heated catalyst converter  
A catalyst heating apparatus includes an electrically heated catalyst converter mounted in an exhaust passage of an internal combustion engine, the catalyst converter having a catalyst and a...
5163289 Automotive exhaust system  
An automotive exhaust system incorporating an insulated exhaust pipe. The insulation is selected so that it is very efficient at relatively low temperatures, thereby allowing the exhaust gases to...
5154894 Variable cross section catalytic converter  
A catalytic converter for use in the exhaust system of an internal combustion engine having a rigid outer canister with a catalyst support disposed therein for movement between a first position...
5151254 Exhaust gas cleaning device for internal combustion engine  
An exhaust gas cleaning device is disposed within an exhaust pipe connected to the exhaust port of an internal combustion engine. The exhaust gas cleaning device comprises an inner pipe disposed...
5151253 Catalytic converter having a monolith mounting of which is comprised of partially dehydrated vermiculite flakes  
A monolith can be mounted in a catalytic converter by a material containing intumescent vermiculite flakes that have a uniform content of chemically bound water from about 1.0 to 3.2% by weight and...
5150573 Catalyst arrangement with flow guide body  
A catalyzer configuration, in particular for internal combustion engines, has a diffusor which widens in the direction of flow disposed upstream of a honeycomb body, a converger which narrows in...
5144800 Exhaust manifold system for a transverse v-type engine  
An exhaust manifold system is provided for a transverse V-type engine including front and rear banks, each having a plurality of cylinders. The exhaust manifold system includes a front exhaust...
5144797 Exhaust gas pipe with catalyst carrier body exposed to a helical flow  
An exhaust gas pipe includes a plurality of segments forming at least one angular bend which preferably includes an angle of approximately 90°. The segments include a first segment having a given...
5140813 Composite catalytic converter  
There is provided a composite catalytic converter for removing pollutant materials from an exhaust gas stream. The converter is composed of an electrically heatable catalytic converter and a...
5138834 Exhaust system for v-configured internal combustion engine with close-mounted catalytic converter  
An exhaust system for a v-configured, internal combustion engine having a close-coupled, catalytic converter having a converter assembly located adjacent the engine comprising a pre-chamber...
5108716 Catalytic converter  
A catalytic converter for purification of exhaust gas discharged from an automotive internal combustion engine. The catalytic converter is comprised of first and second three-way catalysts disposed...
5106588 Monolithic catalytic converter  
A catalytic converter for use in an automobile exhaust gas system suitable for use with an alcohol-containing fuel is provided. Preferably, the catalytic converter contains a palladium-impregnated...
5094074 Catalytic converter with metallic carrier and method for producing same  
A catalytic converter for purifying exhaust gas from an automotive vehicle engine. The catalytic converter is composed of a metallic carrier for catalyst metal, disposed inside a casing. The...
5094073 Device for the catalytic cleaning or other treatment of internal combustion engine exhaust gases with two exhaust gas treating bodies and a protective ring between them  
Device for the catalytic cleaning of or soot removal from exhaust gases of internal combustion engines, comprising a housing that has two open end zones connected to an exhaust gas line and a flow...
5065576 Exhaust gas purifying device for a diesel engine  
An exhaust gas purifying device for a diesel engine comprising an outer casing accommodating a catalyst-carrying honeycomb having a dustfree structure, and a baffle plate arranged in the outer...