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8171727 |
Device for reducing dibenzodioxin emissions, dibenzofuran emissions and particle emissions
A transition metal-containing catalyzer is arranged on a particle filter installed in the exhaust gas line of an internal combustion engine and cannot be separated therefrom without being...
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8173074 |
Apparatus for reducing dibenzodioxin emissions and dibenzofuran emissions from transition metal-containing catalyzers
A device for reducing the emission of polychlorinated dibenzodioxins (PCDD) and polychlorinated dibenzofurans (PCDF) from transition metal-containing catalyzers for selective catalytic reduction of...
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8133460 |
Method for the preparation of a reducing agent composition
The invention relates to a method for preparing a reducing agent composition, which is used in the selective catalytic reduction of nitrogen oxides and which contains from 20 to 40% by weight of...
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8093178 |
Catalyst for reducing carbon monoxide concentration
Disclosed in a catalyst which enables to reduce the carbon monoxide concentration in a product gas to 5 ppm by volume or less when carbon monoxide in a raw material gas containing hydrogen and...
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8087235 |
Process for the removal of harmful substances from exhaust gases of combustion engines and catalyst for carrying out said process
The present invention relates to an integrated system for the treatment of exhaust gases, which preferably consists of at least one NOx-storing component, at least one in situ ammonia-generating...
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8088201 |
Method and device for safe storage and use of volatile ammonia storage materials
There is described a method and apparatus (100, 100′) for storing and delivering ammonia wherein at least two ammonia storage materials (1a, 2a) capable of reversibly adsorbing or absorbing a...
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8066963 |
Removal of particulates from the exhaust gas of internal combustion engines operated with a predominantly stoichiometric air/fuel mixture
The exhaust gas of internal combustion engines operated with a predominantly stoichiometric air/fuel mixture contains, as well as the gaseous hydrocarbon (HC), carbon monoxide (CO) and nitrogen...
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8057766 |
Exhaust gas purifying apparatus and method for purifying exhaust gas
An exhaust gas purifying apparatus includes a metal casing and a honeycomb filter installed in the metal casing. The honeycomb filter includes cells, a first end face, and a second end face. The...
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8021635 |
Combustion furnace humidification devices, systems and methods
An injection device for humidifying a reactor space and injecting and dispersing reagents into the humidified reactor space, including an exterior injection duct for high-velocity gas injection and...
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8012439 |
Filter
A filter for filtering particulate matter (PM) from exhaust gas emitted from a positive ignition engine, which filter comprising a porous substrate having inlet surfaces and outlet surfaces,...
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8012440 |
Method for operating a device having at least one electrically heatable honeycomb body and device for the catalytic conversion of exhaust gases
A method is provided for operating a device having at least one electrically heatable honeycomb body through which an exhaust gas can flow. The electrically heatable honeycomb body has at least one...
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8007748 |
Method of treating fluid containing vapor phase metals, vapor phase metal compounds, or both
Perlite, particularly, perlite in powdered form, is employed to adsorb metals and metal compounds from fluids, in particular gases at elevated temperature. Treatment of perlite by boiling with...
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7986870 |
Method and device for providing a gaseous substance mixture
A device and a method for providing a gaseous substance mixture including at least one of a reducing agent and/or a reducing agent precursor, include a reservoir for an aqueous solution including...
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7976809 |
Method and an equipment for reducing the sulphur dioxide emissions of a marine engine
A method and an equipment for reducing sulphur dioxide emissions of a marine engine, wherein flue gases are scrubbed with a scrubbing solution in a scrubber. Fresh water with added sulphur removal...
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7976801 |
System and method for the processing and incineration of diesel exhaust particulate matter
A particulate converter for the collection and the incineration of particulate matters from diesel engine exhaust includes an exhaust path extending from the diesel engine through the particulate...
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7964163 |
High density storage of ammonia
A solid ammonia storage and delivery material comprising an ammonia absorbing/desorbing solid material, said storage and delivery material having been compacted to a density above 50% of the...
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7959883 |
Engine exhaust gas reactors and methods
Particulate pollutants such as carbonaceous particles are removed from an engine exhaust stream by passing the exhaust stream through an exhaust gas reactor, the exhaust stream first traversing a...
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7955408 |
Device with no emission for treatment of exhaust gas
This Invention relates to a kind of devices with no emission resulted for treatment of exhaust gas. The Device comprises a vessel having openings that serve only as inlet. At least two exchange...
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7950226 |
LNT-SCR system optimized for thermal gradient
In an exhaust aftertreatment system, two LNTs having differing compositions are configured in series downstream from an inline fuel reformer. The downstream LNT is adapted for desulfation at higher...
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7950221 |
Methods and apparatus for controlling catalytic processes, including catalyst regeneration and soot elimination
The present invention provides methods and apparatus for controlling catalytic processes, including catalyst regeneration and soot elimination. An alternating current is applied to a catalyst layer...
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7943104 |
CE-ZR based solid solutions and methods for making and using the same
In one embodiment, a solid solution material comprises, based upon 100 mole %: about 30 mol% about 95 mol % zirconium, about 0.5 mol % to about 50 mole % cerium, up to about 20 mole % of a...
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7883678 |
Microporous crystalline material comprising a molecular sieve or zeolite having an 8-ring pore opening structure and methods of making and using same
There is disclosed a hydrothermally stable microporous crystalline material comprising a molecular sieve or zeolite having an 8-ring pore opening structure, such as SAPO-34 or aluminosilicate...
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7858059 |
Molecular sieves for improved hydrocarbon traps
Molecular sieves and the use of such materials as hydrocarbon traps, particularly for reducing the emissions associated with the combustion of hydrocarbon fuels are described. Specifically, the use...
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7858062 |
Synthesis and use of nanocrystalline zeolites
Embodiments of the present invention relate to a method for synthesizing nanocrystalline zeolites, the method comprising contacting starting products that comprise a solvent, a silicon source, a...
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7850934 |
Particle separator and method for removing particles from an exhaust gas stream of an internal combustion engine
A particle separator and method for removing particles from an exhaust gas stream of an internal combustion engine. Differing flow regions having different flow conditions are formed in the...
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7842266 |
Method of denitration of exhaust gas and apparatus therefor
A method of exhaust gas denitration in which nitrogen oxides contained in a low-temperature exhaust gas are removed at a high NOx removal efficiency. A injection pipe (11) is disposed in a flue...
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7825076 |
Method of reducing particulate emissions
The present invention relates to lubricating oils, and in particular to the use of lubricating oils with low sulphur content in combination with a low sulphur fuel to reduce particulate emissions...
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7820591 |
Highly attrition resistant and dry regenerable sorbents for carbon dioxide capture
Disclosed herein is a dry regenerable sorbent for carbon dioxide capture from flue gas produced by fossil fuel-fired power plants including industrial boilers before being released to atmosphere or...
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7811539 |
Device and method for filtering contaminants
A filter device and method for using a filter device. The filter device includes a catalyst for catalyzing the reaction of organic molecules, such as an oxidation reaction, and an adsorbent for...
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7780932 |
Flue gas desulfurization process
A process for desulfurizing an SO2-comprising gaseous stream comprising the steps of: a. providing an aqueous feed comprising an anion selected from a group consisting of carbonate, bicarbonate,...
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7763566 |
Method and composition for sorbing toxic substances
Toxic substances such as heavy metals are extracted from a medium using a sorbent composition. The composition is derived by sulfidation of red mud, which contains hydrated ferric oxides derived...
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7758835 |
Method for treating fly ash in a fluidized bed boiler and boiler plant
A method for treating fly ash of flue gas exiting a furnace of a fluidized bed boiler. A side flow conveying a first fraction of fly ash is separated from a flow conveying a second fraction of fly...
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7749471 |
Reduction of oxides of nitrogen in a gas stream using boron-containing molecular sieve CHA
A process for reduction of oxides of nitrogen contained in a gas stream comprising contacting the gas stream with a boron-containing molecular sieve, the boron-containing molecular sieve having the...
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7740817 |
Catalyst for purifying exhaust emission from internal combustion engine, method for preparation thereof and method for purifying exhaust emission from internal combustion engine
A catalyst which efficiently removes particulate matter, SOF, sulfate, and SOOT and the like from the exhaust gas from such an internal combustion engine as a diesel engine without inducing a rise...
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7700058 |
Process for denitration of exhaust gas
A denitration process for removing nitrogen oxides contained in low-temperature exhaust gas at a high denitration rate; namely, a denitration process for reductively removing nitrogen oxides...
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7691361 |
Method and apparatus for generating mercury (II) sulfide from elemental mercury
An approach is provided for generating mercury (II) sulfide from elemental mercury. Elemental mercury is injected into a reaction vessel containing vaporized sulfur. The elemental mercury reacts...
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7645432 |
Exhaust treatment system and method
An exhaust treatment system and method for removing particulates and/or gases from exhaust gases and for cooling exhaust gases. The exhaust treatment system may include a venturi nozzle for...
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7641874 |
Microwave induced destruction of impurities from biogas and nitrogen oxides from engine exhaust
Granulated Activated Carbon (GAC) is used to remove hydrogen sulfide (H2S) from the biogas produced in an anaerobic digester. The cleaned biogas is then combusted in a reciprocating engine. The...
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7625538 |
Diesel particulate filter
The invention provides a process and filter for catalytic purification of exhaust gas from a diesel engine by passing the exhaust gas through a wall flow filter provided with material being...
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7622094 |
Method of recovering energy using a catalytic finned heat exchanger
The invention provides a method and apparatus for integrating the heat transfer zones of plate fin and tube and finned tube exchangers and a catalytic mass transfer zone. The invention also...
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7608230 |
Sample conditioning system for removing selenium from a gas stream
A sample conditioning system removes selenium from a flue gas sample to provide more accurate measure of mercury in the gas stream. Ammonia or another basic reagent is added to the sampled gas...
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7597864 |
Control of mercury and other elemental metal emissions using reaction stabilization device
Ammonia and optionally carbon monoxide are injected into the flue gas containing metals such as mercury in a manner so that there are sufficient amounts of these materials in the flue gas when the...
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7585478 |
Exhaust-gas purifying catalyst
An exhaust-gas purifying catalyst includes a mantle, two or more honeycomb-shaped supports fastened in the mantle so as to be separated at intervals, and a catalytic layer disposed on the...
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7563746 |
Catalyst and method of making the same
In one embodiment, a method for making a composition can comprise combining a Type II aluminum hydroxide gel with a Type II oxygen storage gel prior to calcination to form a combined gel, and spray...
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7544328 |
Structure for reducing agent container
A canopy is removably secured to the container body, is respectively fitted with: a base of a water level indicator for detecting a remaining amount of liquid reducing agent; a base of a...
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7517511 |
Method and apparatus for mitigating mercury emissions in exhaust gases
Mercury emissions in an exhaust gas are mitigated. Mercury dichloride is formed upon a surface from a substantial portion of the mercury in the exhaust gas. The mercury dichloride sublimes from the...
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7481986 |
Method and system for injection of a solution into a gas stream
A method and a system for injection of a solution of a compound into a gas at elevated temperature. The method includes the steps of injecting the solution into an injection channel being provided...
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7449162 |
Device for treatment of exhaust of an internal combustion engine
A method and a device for treatment of the exhaust of an internal combustion engine in which a fluid is used as an auxiliary agent for the treatment; a partial chemical conversion of the auxiliary...
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7445761 |
Method and system for providing compressed substantially oxygen-free exhaust gas for industrial purposes
A method and system of providing compressed substantially oxygen-free exhaust gas for industrial purposes including the steps of extracting exhaust gas from a lean burn engine consuming a mixture...
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7387650 |
Fuel cell power generation system and method for operating the same
A fuel cell power generation system, equipped with a fuel reforming device and a fuel cell body, includes valves, pipelines, a condenser, and a pump for feeding a burner exhaust gas (raw gas)...
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