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7309383 |
Process for removing solid particles from a gas-solids flow
Catalyst losses are prevented in riser reactor systems by using a low inlet velocity for the first cyclone separator in each multi-stage cyclone separator in the reactor. Catalyst particles not...
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7306772 |
Exhaust gas purification apparatus
An exhaust gas purification apparatus for an automotive internal combustion engine. The apparatus comprises a casing that forms a part of an exhaust gas passage of the engine. A substrate, disposed...
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7306771 |
Filter catalyst for purifying exhaust gases and its manufacturing method thereof
A filter catalyst for purifying exhaust gases having a catalytic layer comprising the first catalyst support 2 having an average particle diameter of 1 μm or less, the second catalyst support 3...
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7303730 |
Waste gas treating device having flow regulator
An apparatus having a baffle device and used for treating an exhaust gas, the apparatus comprising:
(a) an inlet duct through which the exhaust gas is flowed in, (b) a bend portion, and (c)...
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7300641 |
Method and device for capturing ruthenium present in a gaseous effluent
The present invention relates to a method and a device for trapping ruthenium present in a gaseous effluent. The trapping method of the present invention comprises the use of an aqueous solution or...
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7297249 |
Heterogeneously catalyzed reactions and apparatus therefor
A fixed-bed reactor is described for carrying out reactions of fluid reaction mixtures in the presence of a particulate heterogeneous catalyst having a structured packing which forms interstices in...
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7296399 |
Method to generate inert gas from exhaust gas on-site
Methods for extracting and compressing an inert gas from an exhaust gas of an engine relate to providing an inert gas processing system including a multi-stage gas compressor to receive the exhaust...
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7294316 |
Honeycomb structure, honeycomb filter and processes for the production thereof
A honeycomb structure that is a plurality of honeycomb segments ( 21 ) bonded into one piece by a bonding material ( 25 ), the honeycomb segments ( 21 ) each having a large number of...
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7294315 |
Method and apparatus for disposing of fluorine-containing compound by decomposition
Fluorine compounds such as C 2 F 6 , CF 4 , CHF 3 , SF 6 and NF 3 , are made in contact with a fluorine compound decomposition catalyst and a catalyst the decomposition oft least one of CO, SO 2 F...
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7287370 |
NOx-trap
A NOx-trap composition comprises: (a) at least one first NOx storage component comprising at least one alkali metal supported on at least one first support material; and (b) a platinum oxidation...
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7288230 |
Catalytic converter unit and apparatus
A catalytic converter unit includes walls defining a treatment zone, first and second transfer zones and at least one through-flow zone, which zones are adjacent each other. The walls include a...
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7288231 |
Chemical reactor and method for gas phase reactant catalytic reactions
The present invention provides chemical reactors and reaction chambers and methods for conducting catalytic chemical reactions having gas phase reactants. In preferred embodiments, these reaction...
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7282674 |
System and method for limiting the escape of heat and steam from an open oven door
A system for reducing discharges from an oven prior to opening an oven door. In particular, the system includes a housing forming a cooking compartment arranged within the oven. The system also...
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7282185 |
Emission control apparatus
Apparatus for controlling emissions from an internal combustion engine including an enclosed housing one end of which is provided with an inlet and the other end an outlet. A coaxial tubular member...
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7279142 |
Hydrogen refining apparatus
It was difficult to acquire a good CO cleanup efficiency in a hydrogen refining apparatus, for instance, when the start-up and stop operations are frequently repeated. A hydrogen refining...
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7278542 |
Filtering medium, method for making same
The invention concerns a filtering medium based on a photocatalytic agent and activated carbon, characterized in that it comprises a permeable support covered with a first layer based on activated...
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7279140 |
Catalytic converter with integral oxygen sensor
An exhaust system comprising a catalytic converter unit, a bushing element provided in a shell wall of the catalytic converter unit, and an oxygen sensor positioned within exhaust flow of the...
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7276211 |
Process for producing a one-piece, structured metal foil having a hole, metal foil and honeycomb body
A process for producing a one-piece, structured metal sheet having an interior with a hole, provides a predetermined, curved outer contour and inner contour that delimits the hole. A smooth, shaped...
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7276212 |
Exhaust articles for internal combustion engines
Provided is a base metal undercoat containing catalyst and an exhaust article containing the catalyst. The catalyst contains a base metal undercoat with an oxygen storage component, and at least...
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7276213 |
Internally shielded catalytic converter
The invention relates to a device for treating exhaust gases of internal combustion engines, including a housing, at least one gas treating body, a first support material, an internal shield, and a...
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7273649 |
Honeycomb structural body and canning structural body storing the honeycomb structural body
A honeycomb structure according to the present invention has partition walls, and a number of through-holes divided from each other by the partition walls and extending in an axial direction. The...
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7267805 |
Particle trap and assemblies and exhaust tracts having the particle trap
A particle trap, which may be installed in a pipe, e.g. in an exhaust tract of a motor vehicle, is provided for the agglomeration and oxidation of particles in a fluid flow and includes a...
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7261865 |
Heatable honeycomb body with two different coatings
An electrically heatable honeycomb body, in particular for cleaning exhaust gas originating in an internal combustion engine. The honeycomb body has at least two zones arranged in series in the...
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7261864 |
Catalyst carrier holding material and catalytic converter
To provide a catalyst carrier holding material which is particularly useful for catalytic converters, by exhibiting heat resistance and high compression resistance in high temperature ranges, as...
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7261755 |
Heat-resistant filter layer, filter body, and process for producing the filter layer and the filter body
Within the framework of the purification of exhaust gases of mobile internal combustion engines, filter materials are subjected to particularly high thermal and dynamic conditions. As a result, it...
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7258842 |
Catalyst assembly with a fixed catalyst carrier body
A catalyst assembly includes a housing having at least first and second recesses with side surfaces, and a catalyst carrier body fixed in said housing. The catalyst carrier body has a casing tube...
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7255838 |
Apparatus with nano-sized platinum black and oxygen-rich ceramic powder for filtering the incoming air into an internal combustion engine
An air filter for an internal combustion engine having a rigid type ceramic filter element made by foaming oxygen-rich ceramic powder for creating a plurality of pass-through holes. In this way,...
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7252692 |
Process and reactor module for quick start hydrogen production
A shell and tube reactor module for hydrogen production is provided. The shell and tube reactor module includes a reactor having a shell side, at least one palladium membrane tube as a tubular...
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7250483 |
Inhibition of catalytically active impurities in polycarbonate by the melt transesterification process
An improvement to the melt transesterification process for the preparation of polycarbonate is disclosed. The improvement entails adding to the process between its medium viscosity reactor and a...
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7247280 |
Multi-bed catalyzer
A multibed catalyzer ( 1 ) is for an exhaust system of a combustion engine, of a motor vehicle. In a housing ( 2 ), at least two catalytic monoliths ( 3, 4 ) are arranged axially adjacent to be...
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7247237 |
Fluid cleaning filter and filter device
A fluid cleaning filter of the present invention consists of a composite matrix composed of a pleated substrate 2 configured into a pleated shape and an active carbon-containing layer 3 ,...
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7244284 |
Honeycomb filter
A honeycomb filter of the present invention is a honeycomb filter 10 including a number of through-holes 12 surrounded by partition walls and extending through an axial direction, in which the...
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7241426 |
Exhaust manifold with catalytic converter shell tube
A catalytic converter comprises an exhaust manifold comprising a manifold wall; a catalytic converter shell, wherein a portion of the catalytic converter shell is disposed within the manifold wall;...
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7238327 |
Method of attaching internal heat shield in automotive catalytic converters
A catalytic converter and method for its assembly including an external shell formed in two halves containing a catalytic substrate, two internal shields and two-piece inlet and outlet cones. The...
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7232848 |
Gas agitated multiphase reactor with stationary catalyst solid phase
An apparatus for converting a gaseous and/or liquid feed fluid to gaseous and/or liquid products using a solid catalyst comprises a reactor, a liquid phase disposed within the reactor volume, a...
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7229597 |
Catalyzed SCR filter and emission treatment system
Provided is an emission treatment system and method for simultaneously remediating the nitrogen oxides (NOx), particulate matter, and gaseous hydrocarbons present in diesel engine exhaust streams....
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7229598 |
Diffusion bonded metallic catalyst carrier and production thereof
A honeycomb body, which is composed in such a manner that a strip of corrugated foil made of heat-resistant stainless steel containing aluminum and a strip of flat foil made of stainless steel are...
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7229596 |
Exhaust emission control device
The Rh content by percentage in an HC absorbent catalytic converter provided in an exhaust pipe is greater than the Rh content by percentage in an upstream three-way catalyst. In this way, even...
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7226572 |
Compact sulfur recovery plant and process
A compact sulfur recovery system is disclosed which comprises a primary structure including a catalytic partial oxidation reaction zone, a first temperature-control zone, a first Claus catalytic...
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7225613 |
Diesel engine after treatment device for conversion of nitrogen oxide and particulate matter
An automobile exhaust filter that both traps particulates while altering the concentration of one or more gaseous species is provided. This dual functionality is combined in a single device by...
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7214350 |
Device for the continuous burning of carbon particles
A device for additive-free, catalytically induced oxidation of solid carbon particles and decomposition of chemical compounds, comprising a converter chamber with compartments, in which porous...
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7214351 |
Catalytic combustion reactor with a heat exchanger tube bundle housed therein, catalytic structure and method for carrying out catalytic combustion-reaction using the reactor and the catalytic structure
A catalytic combustion reactor system comprises a heat exchange unit that comprises a bundle of open-ended tubes, the bundle having first and second collective ends, the first collective end...
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7211226 |
Catalyst and filter combination
An exhaust aftertreatment combined filter and catalytic converter has a plurality of flow channels each having both: a) a flow-through channel catalytically reacting with the exhaust; and b) a...
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7208214 |
Honeycomb structural body and die for forming honeycomb structural body by extrusion
A honeycomb structural body having a plurality of cells and partition walls defining the cells, wherein a cross-section of each partition wall perpendicular to the flow direction of a fluid to be...
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7204964 |
CO oxidizer
A fuel cell system is proposed which is provided with a CO oxidizer having a compact agitator executing uniform mixing. The fuel cell system is provided with a reformer ( 2 ) performing reformate...
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7198762 |
Device for treating an internal combustion engine exhaust gases
The invention concerns a device comprising at least an electrostatic filter ( 20 ) with corona effect comprising an emitting structure ( 29, 32, 33 ) and a collector structure ( 24 ). The invention...
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7195742 |
Preferential oxidation reactor and process
An apparatus for preferential oxidation of carbon monoxide in a reformate flow includes a reactor defining a flow path for a reformate flow; at least one catalyst bed disposed along the flow path;...
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7189375 |
Exhaust treatment device
An exhaust treatment device for treating an exhaust gas stream combines the functionalities of a catalytic particulate filter and a NOx absorber catalyst into a single integral device and is...
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7189374 |
Emissions control
A diesel engine ( 1 ) has an exhaust system ( 4 ) and an oxidation catalyst ( 5 a ). Exhaust gas for recirculation is taken through an intake pipe ( 6 ) downstream of the catalyst, and preferably...
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7189376 |
Multi-zoned catalyst and trap
Provided are coated, multi-zoned catalyst substrates that trap and combust hydrocarbon and nitrogen oxides pollutants in a single monolith substrate. In some embodiments, the multi-zoned catalysts...
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