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Chemistry Of Inorganic Compounds > Modifying Or Removing Component Of Normally Gaseous Mixture Modifying Or Removing Component Of Normally Gaseous MixtureModifying Or Removing Component Of Normally Gaseous Mixture patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.08/16/07 - 20070189948 - Catalyst system and method In accordance with one embodiment of the present invention, a catalyst system is provided. The catalyst system includes a catalyst bed that comprises a plurality of catalyst segments arranged such that an exhaust flow passes along a longitudinal axis of the catalyst system through the plurality of catalyst segments from ... 08/16/07 - 20070189947 - Method for purifying exhaust of waste gas using atomized fluid droplets combined with turbulent flow A method for purifying exhaust of waste gas using atomized fluid droplets combined with turbulent flow, including the following steps: a). atomizing the absorption or reacting fluids to microsized droplets; b). enabling waste gas to pass through the aforementioned absorption or reacting fluids and creating a turbulent flow to thoroughly ... 07/05/07 - 20070154374 - Method for removing sulfur dioxide and other acid gases, mercury, and nitrogen oxides from a gas stream with the optional production of ammonia based fertilizers Methods for scrubbing gas streams to remove acid gases including sulfur dioxide, mercury-containing substances, and/or nitrogen oxides from the gas stream. The gas stream is contacted with an ammonium-based sorbent effective for removing at least a portion of the acid gases. The partially cleaned gas stream is then contacted with ... 07/05/07 - 20070154373 - Methods for regenerating oxidants used for removing pollutants from a gas stream Methods for regenerating oxidant solutions used for removing pollutants, such as sulfur oxides, nitrogen oxides, mercury compounds, carbon monoxide, and elemental mercury (Hg), from gas streams. ... 07/05/07 - 20070154372 - Exhaust gas treatment agent, exhaust gas treatment method and exhaust gas treatment device The exhaust gas treatment agent of the present invention is an exhaust gas treatment agent provided with a particulate and porous structure, and composed of calcium hydroxide occupying at least a portion of the surface thereof, and calcium oxide occupying the remainder. The specific surface area if preferably 1 m2/g ... 06/14/07 - 20070134144 - Gold- and reducible oxide-based composition, method for the preparation and the use thereof in the form of a catalyst, in particular for carbon monoxide oxidation The invention relates to a gold-based composition on a reducible oxide-based support characterised in that the halogen content thereof with respect to a molar halogen/gold ratio is equal to or less than 0.05, wherein the gold is embodied in the form of particles whose size is equal to or less ... 06/14/07 - 20070134143 - Removal of mercury compounds from glycol The invention is a process for removing mercury compounds from a glycol- or alcohol-containing liquid absorbent stream which contains mercury compounds, especially a glycol stream which has been used in a glycol drying plant for removing water from natural gas streams. The process comprises contacting the mercury-laden liquid absorbent stream ... 05/31/07 - 20070122327 - Pollutant emission control sorbents and methods of manufacture Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. The methods include mixing sorbent substrate particles with a sulfide salt and a metal salt to form a metal sulfide ... 05/24/07 - 20070116619 - Method and system for removing mercury from combustion gas A method for continuously removing mercury from a supply of combustion gas is provided. The method includes adjusting a power input to an electrostatic precipitator to control a quantity of fly ash emitted from the electrostatic precipitator. A turbulent flow of combustion gas is produced to suspend particulate matter including ... 05/17/07 - 20070110649 - Zeolite membranes for selective oxidation on carbon monoxide in mixed hydrogen gas source Methods and apparatus are taught for selectively oxidizing carbon monoxide in a source of gas containing carbon monoxide and hydrogen. A gas containing carbon monoxide and hydrogen is fed into a membrane reactor (10, 50, 60) capable of selectively absorbing the carbon monoxide. Preferably, the reactor comprises a substantially defect-free ... 05/10/07 - 20070104631 - Capture of mercury from a gaseous mixture containing mercury where X, Y are individual atoms or are functional groups consisting of several atoms, such that the atom bonding to sulfur is not hydrogen. X and Y can be linked in cyclic structures, either directly or through other atoms. ... 04/26/07 - 20070092419 - Method for removal of mercury in gas streams The present invention relates to an improved means of removing mercury from industrial gas streams. The method involves contacting the mercury-containing gas stream with an iron-containing sorbent at a first temperature ranging between 100-350° C. The iron sorbent appears also to be regenerable by heating the sorbent to a second ... 04/26/07 - 20070092418 - Sorbents for removal of mercury from flue gas Metal sulfides having a micro-porous structure are disclosed for use as sorbents for removal of mercury from flue gas. Systems are disclosed for making and using micro-porous particulates at least partially composed of alkaline earth metal and transition metal sulfides as sorbents. Calcium sulfide micro-porous powders derived from the high ... 04/26/07 - 20070092417 - Method for removing mercury from waste gas A method for removing Hg (mercury) from waste gases is disclosed, the removing of the mercury (Hg) gas (vapors) is by contacting the waste gas with a scrubbing agent being organic sulfoxides either in pure form or as with an emulsion of water-in-organic sulfoxides. The waste gas can be any ... 04/19/07 - 20070086935 - Water treatment compositions and methods of making and using A water treatment composition includes an oxidizing component and an absorbing component, wherein one or both of the oxidizing component and absorbing component comprise nanostructured materials. The water treatment compositions are useful in at least partially removing contaminants such as metallic or cationic arsenic, lead, chromium, and/or mercury from water. ... 02/15/07 - 20070036703 - Configuration and process for carbonyl removal A plant (100) includes a gas turbine (110) that receives a feed gas (130), wherein a metal plates from a metal carbonyl contained in the feed gas onto a sacrificial metal (152A) in an adsorber (150A), and wherein the feed gas in the adsorber has a temperature sufficient for plating ... 01/11/07 - 20070009411 - Method and apparatus for particulate removal and undesirable vapor scrubbing from a moving gas stream An apparatus and method for removing particulate matter and undesirable vapors from a gas stream are provided. In one aspect, an apparatus includes at least one ionizing electrode that negatively charges the particulate matter and condensed droplets of undesirable vapors, at least one scrubbing element including a collecting surface, and ... 12/14/06 - 20060280666 - Oil shale derived pollutant control materials and methods and apparatuses for producing and utilizing the same A heat tunnel for applying heated air to articles enclosed in shrink-wrap film includes at least one air supply unit; a conveyor; and a heat shroud spaced from the conveyor. The air supply unit includes a source of heated air, a fan, a heated air plenum, air ducts, and a ... 12/14/06 - 20060280665 - Vapor phase hydrogen peroxide deodorizer Compositions and methods for reducing or eliminating malodors from indoor air and from surfaces located within indoor environments are described. A method is provided for the reduction or elimination of malodors from air and surfaces within an indoor environment using vapor phase hydrogen peroxide generated from passive evaporation from pH ... 11/23/06 - 20060263283 - System and method for blending and compressing gases A gas blending and compressing system includes a blender having a blending chamber configured to blend two or more separate gases into a blended gas, a compressor configured to compress the blended gas to a selected pressure, and a control system configured to sense operational parameters of the blender and ... 11/09/06 - 20060251556 - Methods and apparatus for recovering gypsum and magnesium hydroxide The present invention provides methods and apparatus for treating flue gas containing sulfur dioxide using a scrubber, and more particularly relates to recovering gypsum and magnesium hydroxide products from the scrubber blowdown. The gypsum and magnesium hydroxide products are created using two separate precipitation reactions. Gypsum is crystallized when magnesium ... 11/02/06 - 20060245993 - Process for removal of pollutants A process for the removal of pollutants from a combustion process and, more particularly, a process for removing pollutants such as carbon dioxide, mercury, sulphur dioxide, nitrogen compounds and oxygen compounds from a combustion process. The process includes the removal of pollutants from a combustion process that produces an emission ... 10/26/06 - 20060239879 - Acid gas pretreating method The liquid recovered at the bottom of drum B1 is pumped and injected into well P to be sequestered in an underground reservoir or a geologic structure. The gas discharged at the top of drum B1 is depleted in H2S. This gas is sent through line 43 to a treating ... 10/26/06 - 20060239878 - Process for removing sulfur dioxide and nitrogen oxides from flue gas using chlorine dioxide Disclosed herein is a process for removing sulfur dioxide (SO2) and nitrogen oxides (NOx) from flue gas using chlorine dioxide (ClO2). In the process, chlorine dioxide is allowed to react with flue gas in an alkaline solution so as to be able to simultaneously remove sulfur dioxide and nitrogen oxides ... 10/26/06 - 20060239877 - Method for removing sulfur dioxide, mercury, and nitrogen oxides from a gas stream Methods for scrubbing gas streams to remove acid gases including sulfur dioxide, mercury-containing substances, and/or nitrogen oxides from the gas stream. The gas stream is contacted with a potassium-based sorbent effective for removing at least a portion of the acid gases. The partially cleaned gas stream is then contacted with ... 10/19/06 - 20060233687 - Process for cleaning gases form gasification units A process for cleaning gases from a gasification unit comprising the steps of: gasifying a fuel to raw synthesis gas comprising carbon monoxide and steam in a gasification reactor in the presence of a calcium-containing compound and steam removing halogen compounds from the raw synthesis gas catalytic conversion of carbon ... 10/12/06 - 20060228280 - Process for the removal of heavy metals from gases, and compositions therefor and therewith A composition containing silica and vanadium, wherein at least a portion of the vanadium is present as a distorted octahedral and in a phase selected from the group consisting of amorphous, nano-crystalline, and combinations thereof, is disclosed. A method of preparing such composition is also disclosed. The composition is employed ... 09/21/06 - 20060210461 - Flue gas purification device having an essentially horizontal through flow A flue gas purification device comprising a receptacle, which has an absorption zone, through which the supplied flue gas can flow in an essentially horizontal direction. ... 09/21/06 - 20060210460 - Purification device for flue gas with divided scrubbing liquid sump The present invention relates to a device for the purification of flue gas comprising a scrubbing liquid sump divided into several basins and a pump device, which pumps the scrubbing liquid from at least one basin of the scrubbing liquid sump to scrubbing liquid nozzles. ... 09/14/06 - 20060204419 - Method of purifying a natural gas by mercaptan adsorption The raw natural gas is deacidized and dehydrated in units DA and DH. The treated gas is then purified by adsorption of the mercaptans in first enclosure A1. Part of the purified gas is heated in E1, then fed into second enclosure A2 so as to discharge the water adsorbed ... 09/14/06 - 20060204418 - Catalytic adsorbents for mercury removal from flue gas and methods of manufacture therefor The present invention provides catalytic adsorbents formed from doping activated carbon with a dispersed halide salt. The catalytic adsorbents provided herein are stable and harmless at room temperature, yet allow for chemical adsorption at elevated temperatures typical of those for flue gas streams. The present invention also provides methods of ... 09/14/06 - 20060204417 - Method for treating emissions A method for removing pollutants from flue gas generated by a plant having one or more burners located at an inlet end of a vertically extending stack, the flue gas being discharged through an outlet end of the stack. The pollutants are removed by an emission treatment system which includes ... 09/07/06 - 20060198777 - Mercury removal sorbent A sorbent composition comprising a vanadium compound and a ZrO2 support material is disclosed. Methods of making and using the composition to remove heavy metals or heavy metal containing compounds from a fluid stream are also provided. Such methods are particularly useful in the removal of mercury and mercury compounds ... 09/07/06 - 20060198776 - Mercury removal sorbent A sorbent composition comprising a vanadium-phosphorus-oxide material is disclosed. Methods of making and using the composition to remove heavy metals or heavy metal containing compounds from a fluid stream are also provided. Such methods are particularly useful in the removal of mercury and mercury compounds from flue gas streams produced ... 09/07/06 - 20060198775 - Mercury removal sorbent A sorbent composition comprising a vanadium compound and a TiO2 support material is disclosed. Methods of making and using the composition to remove heavy metals or heavy metal containing compounds from a fluid stream are also provided. Such methods are particularly useful in the removal of mercury and mercury compounds ... 09/07/06 - 20060198774 - Mercury removal sorbent A composition comprising a vanadium oxide compound and an alkali metal promoter loaded onto a porous support material is disclosed. Methods of making and using the composition to remove heavy metals or heavy metal containing compounds from a fluid stream are also provided. Such methods are particularly useful in the ... 08/31/06 - 20060193763 - Process for the removal of heavy metals from gases, and compositions therefor and therewith A composition, containing vanadium, phosphorous and a support is disclosed. A method of preparing such composition is also disclosed. The composition is employed in a process to remove a heavy metal from a gaseous feed stream which can optionally include a separate heavy metal adsorption stage. ... 08/24/06 - 20060188421 - Method and apparatus for thermal phase separation An improved thermal phase separation unit separates contaminants from a contaminated substrate. The improved thermal phase separation unit includes an enclosure arranged to withstand temperatures created by a combustion system, an essentially air-tight processing chamber supported within the enclosure by support columns connected between the processing chamber and a bottom ... 08/24/06 - 20060188420 - Hydride gas purification for the semiconductor industry A method for hydride gas purification uses materials having at least one lanthanide metal or lanthanide metal oxide. The method reduces contaminants to less than 100 parts per billion (ppb), preferably 10 ppb, more preferably 1 ppb. The material can also include transition metals and transition metal oxides, rare earth ... 08/10/06 - 20060177364 - Impurity disposal system and method An impurity removing unit removes an impurity gas from a target gas while the target gas is in a gaseous state. A compressing unit compresses the impurity gas to produce compressed impurity gas. A drying unit removes water from the compressed impurity gas to produce a dried compressed impurity gas. ... 07/27/06 - 20060165574 - Modified adsorbent for dry scrubbing and use thereof The present invention provides an amine functionalised adsorbent for use in dry scrubbing process. The adsorbent comprises amine functionalised mesoporous silica in which the amine groups are present at or near the surface of the silica, including within the pore walls and channels of the silica. The present invention further ... 07/27/06 - 20060165573 - Gas purifying process and device This gas purifying process removes trace constituents from a mixed gas that includes a rare gas and nitrogen as main components, and at least one from among hydrogen, nitrogen and hydrogen reaction products, and water vapor as the trace constituent. This process sequentially carries out an adsorbing step for removing ... 06/22/06 - 20060133975 - Adsorbent, porous filter, air cleaning device, method of cleaning air, and method of manufacturing porous filter An adsorbent including a porous member having holes and a nanostructure formed on at least a portion of a surface of the porous member, and an air cleaning device including the adsorbent. A porous filter including a porous member having holes and a nanostructure formed on at least a portion ... 06/15/06 - 20060127292 - Device and method for destroying ozone in gases including The invention is concerned with a device of destroying ozone in gases by employing a recuperative plate heat exchanger (1) and an integrated electrical heating element (19, 21). The recuperative plate heat exchanger (1) is equipped with at least two planes, a preheating plane (11) and a recooling plane (13), ... 06/08/06 - 20060120935 - Efficient removal of mercury from flue gases The invention provides for the removal of mercury from flue and other mercury-contaminated gases. Compositions, systems and methods for the removal of elemental mercury and mercury compounds from flue gases are provided. ... 06/08/06 - 20060120934 - Process and system to reduce mercury emission In a method to decrease emission of mercury, a factor is selected to control a combustion process to generate a flue gas comprising fly ash with enhanced unburned carbon; the combustion process is controlled according to a factor selected from reburning fuel, flue gas temperature, OFA injection, coal particle size, ... 06/08/06 - 20060120933 - Method and apparatus for oil shale pollutant sorption/nox reburning multi-pollutant control A method of decreasing pollutants produced in a combustion process. The method comprises combusting coal in a combustion chamber to produce at least one pollutant selected from the group consisting of a nitrogen-containing pollutant, sulfuric acid, sulfur trioxide, carbonyl sulfide, carbon disulfide, chlorine, hydroiodic acid, iodine, hydrofluoric acid, fluorine, hydrobromic ... 04/20/06 - 20060083670 - 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 slurry of an alkylene glycol polymer or an alkylene glycol copolymer, in which the alkylene(s) has (have) ... 03/23/06 - 20060062708 - Hydrogen peroxide abatement of metal hydride fumes A method and apparatus for reducing the level of metal hydride found in effluent of a process chamber is disclosed. The method includes introducing hydrogen peroxide into the process chamber to react with metal hydride and reduce the level of metal hydride to a level under a permissible exposure limit. ... 03/16/06 - 20060057045 - Exhaust gas decomposition processor A gas decomposition processor, has a wet removal device for removing solid substances contained in a processed gas; a preheating device for heating the processed gas; and a reactor for decomposing the processed gas, wherein the wet removal device has a plurality of spray nozzles including a spray nozzle for ... 03/16/06 - 20060057044 - Method for scavenging mercury Disclosed herein is a method for removing mercury from a gas stream comprising contacting the gas stream with a getter composition comprising bromine, bromochloride, sulphur bromide, sulphur dichloride or sulphur monochloride and mixtures thereof. In one preferred embodiment the getter composition is adsorbed onto a sorbent. The sorbent may be ... 03/09/06 - 20060051270 - Removal of volatile metals from gas by solid sorbent capture A method for removal of mercury from gas, using chemically treated carbons, including the contact of the mercury-containing gas with a chemically treated substrate, wherein the substrate surface has developed metal oxide, carbonyl and halide functionalities. ... 03/02/06 - 20060045829 - Process for the removal of heavy metals from gases, and compositions therefor and therewith A composition containing ferrous sulfate and/or ferric sulfate and amorphous carbon is disclosed. A method of preparing such composition is also disclosed. The composition is employed in a process to remove a heavy metal from a gaseous feed stream which can optionally include a separate heavy metal adsorption stage. ... 02/09/06 - 20060029533 - Reactive membrane process for the removal of vapor phase contaminants Generally, the present invention provides a method and apparatus for removing a vapor phase contaminant from a gas stream, thereby reducing the concentration of the vapor phase contaminant in the gas stream. In one embodiment, the present invention provides a method for removing a vapor phase contaminant from a gas ... 02/09/06 - 20060029532 - Dry adsorption of oxidized mercury in flue gas In a method of removing metals such as mercury from flue gas produced by combustion devices, water or water including a calcium-containing component or water including Cl− anion formers or water including both a calcium-containing component and Cl− anion formers is injected into the flue gas in a manner so ... 02/09/06 - 20060029531 - Method of removing mercury from flue gas through enhancement of high temperature oxidation In a method for removing mercury from flue gas produced by combustion devices burning coal and other fuels that contain mercury and chlorine the combustion process is controlled to generate a flue gas comprising fly ash containing at least 0.25% unburned carbon, and preferably at least 5.0% unburned carbon. In ... 01/05/06 - 20060002836 - Method and device for improving indoor air quality using window Disclosed herein is a method and a device for improving indoor air quality (IAQ) using a window. The indoor air quality is automatically controlled so that a contaminant content of air is maintained at or below an allowable limit, and the evaluated indoor air quality is numerically displayed. The method, ... 11/24/05 - 20050260112 - Removal of elemental mercury from gas by modifying wet scrubber systems with an organic compound A method of removing elemental mercury from gas phase fluids by contacting the gas with an organic compound dissolved in a gas scrubbing liquid. ... 09/22/05 - 20050207955 - Mercury adsorbent composition, process of making same and method of separating mercury from fluids A heavy metal adsorbent composition configured for use as a mercury adsorbent composition, agent or product is shown. The mercury adsorbent composition comprises a natural diatomite in the form of siliceous frustules of diatoms having a surface punctuated by a series of openings defining frustule structures having sizes in the ... 09/15/05 - 20050201913 - Hazardous gas abatement system using electrical heater and water scrubber A hazardous gas abatement system decontaminates an exit gas stream containing global warming gases using an electrical heater and a water scrubber. One or more top flow hazardous gas inlets introduce hazardous gases into a heater compartment. Air or oxygen is introduced into a separate chamber for dynamic oxidation and ... 09/01/05 - 20050191223 - Augmented catalytic heat exchanger system Systems, apparatus, and methods for the catalytic removal of at least one pollutant from an air stream via a catalytic precooler arranged in series with at least one augmentative catalytic device. The augmentative catalytic device may be located upstream or downstream from the catalytic precooler. The augmentative catalytic device may ... 08/11/05 - 20050175521 - Method for cleaning harmful materials in semiconductor waste gas A method for purifying semiconductor waste gas comprises the step of: injecting hot air to a waste gas outlet of a semiconductor gas abatement system so that the hot air blows into semiconductor waste gas exhausted from the waste gas outlet for catalyzing and decomposing harmful materials in the semiconductor ... 08/11/05 - 20050175520 - Treating agent for exhaust gas containing metal hydride compound and method for treating exhaust gas containing metal hydride compound The present invention provides a treating agent for a metal hydride-containing exhaust gas, wherein the treating agent is low in exothermic property and further high in performance in a treatment of harm-elimination for the metal hydride-containing exhaust gas, comprises at least one among metal hydroxide, metal carbonate, basic metal carbonate, ... 08/04/05 - 20050169824 - Method for control of mercury A method and apparatus for reducing mercury in industrial gases such as the flue gas produced by the combustion of fossil fuels such as coal adds hydrogen sulfide to the flue gas in or just before a scrubber of the industrial process which contains the wet scrubber. The method and ... 07/21/05 - 20050158223 - Mercury reduction system and method in combustion flue gas using staging A method to reduce mercury in gas emissions from the combustion of coal is disclosed. Mercury emissions can be reduced by staging combustion process and/or reducing boiler excess oxygen. Fly ash formed under combustion staging conditions is more reactive towards mercury than fly ash formed under typical combustion conditions. Reducing ... 07/07/05 - 20050147549 - Method and system for removal of nox and mercury emissions from coal combustion A method to reduce emissions in flue gas due to combustion of coal in a combustion unit including the steps of: combusting coal in a primary combustion zone of the combustion unit; releasing elemental mercury from the combustion into the flue gas; injecting NH4Cl, NH4Br, or NH4I into the flue ... 07/07/05 - 20050147548 - Combined chemical agent and dynamic oxidation treatment of hazardous gas Hazardous gas abatement apparatus combines and directly couples a chemical agent treatment tank and a dynamic oxidation chamber with a quick connect clamp. Cleaning the chamber and filter and emptying and replacing the chemical agent take place without disconnecting or otherwise disturbing gas, air and exhaust connections. ... ### FreshPatents.com Support |